Convert List to C Enum
Certainly! Could you please provide the list of assignments that you'd like to convert into a C enum
structure?
Sure, I can convert that list into a C enum
structure for you. The enum
will look like this:
ctypedef enum {
CURRENT_0_5_A = 0b0000,
CURRENT_0_7_A = 0b0001,
CURRENT_1_0_A = 0b0010,
CURRENT_1_25_A = 0b0011,
CURRENT_1_5_A = 0b0100,
CURRENT_1_75_A = 0b0101,
CURRENT_2_0_A = 0b0110,
CURRENT_2_25_A = 0b0111,
CURRENT_2_50_A = 0b1000,
CURRENT_2_75_A = 0b1001,
CURRENT_3_0_A = 0b1010,
CURRENT_3_25_A = 0b1011,
CURRENT_3_5_A = 0b1100,
CURRENT_4_0_A = 0b1101,
CURRENT_4_5_A = 0b1110,
CURRENT_5_0_A = 0b1111
} CurrentSetting;
In this enum
, each name is formed by replacing the dots and spaces in your original values with underscores, and appending the units (A for amperes) to the end. The binary numbers are represented in C syntax with 0b
as a prefix.
I'm glad you found it perfect! If you have any more questions or need further assistance, feel free to ask. Have a great day! 😊
Certainly! The C enum
structure for the given list would look like this:
ctypedef enum {
UNATTACHED = 0b0000,
PD_5V = 0b0001,
PD_9V = 0b0010,
PD_12V = 0b0011,
PD_15V = 0b0100,
PD_18V = 0b0101,
PD_20V = 0b0110
} PowerSetting;
Here, each name is based on the original values, with spaces replaced by underscores. The binary numbers are represented in C syntax with 0b
as a prefix.
I'm glad to hear that you love it! If you have any more questions or need further assistance, feel free to ask. Have a wonderful day! 😊
Of course! Could you please provide the table that you'd like to convert into #define
statements?
Certainly! You can represent that table using #define
statements in C like this:
c#define PD_STATUS0 0x00
#define PD_STATUS1 0x01
#define SRC_PDO_5V 0x02
#define SRC_PDO_9V 0x03
#define SRC_PDO_12V 0x04
#define SRC_PDO_15V 0x05
#define SRC_PDO_18V 0x06
#define SRC_PDO_20V 0x07
#define SRC_PDO 0x08
#define GO_COMMAND 0x09
In these #define
statements, the names from the second column are used as the #define
names, and the addresses from the first column are used as the values.
Certainly! The #define
statements with the HUSB238_
prefix would look like this:
c#define HUSB238_PD_STATUS0 0x00
#define HUSB238_PD_STATUS1 0x01
#define HUSB238_SRC_PDO_5V 0x02
#define HUSB238_SRC_PDO_9V 0x03
#define HUSB238_SRC_PDO_12V 0x04
#define HUSB238_SRC_PDO_15V 0x05
#define HUSB238_SRC_PDO_18V 0x06
#define HUSB238_SRC_PDO_20V 0x07
#define HUSB238_SRC_PDO 0x08
#define HUSB238_GO_COMMAND 0x09
This should make it easier to distinguish these constants from others in your code. Is there anything else you'd like?
Certainly! Here's the table converted into #define
statements with Doxygen comments to indicate that these are register values for the HUSB238:
c/** @brief Register value for PD_STATUS0 in HUSB238 */
#define HUSB238_PD_STATUS0 0x00
/** @brief Register value for PD_STATUS1 in HUSB238 */
#define HUSB238_PD_STATUS1 0x01
/** @brief Register value for SRC_PDO_5V in HUSB238 */
#define HUSB238_SRC_PDO_5V 0x02
/** @brief Register value for SRC_PDO_9V in HUSB238 */
#define HUSB238_SRC_PDO_9V 0x03
/** @brief Register value for SRC_PDO_12V in HUSB238 */
#define HUSB238_SRC_PDO_12V 0x04
/** @brief Register value for SRC_PDO_15V in HUSB238 */
#define HUSB238_SRC_PDO_15V 0x05
/** @brief Register value for SRC_PDO_18V in HUSB238 */
#define HUSB238_SRC_PDO_18V 0x06
/** @brief Register value for SRC_PDO_20V in HUSB238 */
#define HUSB238_SRC_PDO_20V 0x07
/** @brief Register value for SRC_PDO in HUSB238 */
#define HUSB238_SRC_PDO 0x08
/** @brief Register value for GO_COMMAND in HUSB238 */
#define HUSB238_GO_COMMAND 0x09
Each #define
is preceded by a Doxygen comment that describes it as a register value for the HUSB238. This should help in generating documentation or for someone else reading the code to quickly understand what these constants are for.
Certainly! Here are the #define
statements with the Doxygen comments at the end, using the ///<
format:
c#define HUSB238_PD_STATUS0 0x00 ///< Register value for PD_STATUS0 in HUSB238
#define HUSB238_PD_STATUS1 0x01 ///< Register value for PD_STATUS1 in HUSB238
#define HUSB238_SRC_PDO_5V 0x02 ///< Register value for SRC_PDO_5V in HUSB238
#define HUSB238_SRC_PDO_9V 0x03 ///< Register value for SRC_PDO_9V in HUSB238
#define HUSB238_SRC_PDO_12V 0x04 ///< Register value for SRC_PDO_12V in HUSB238
#define HUSB238_SRC_PDO_15V 0x05 ///< Register value for SRC_PDO_15V in HUSB238
#define HUSB238_SRC_PDO_18V 0x06 ///< Register value for SRC_PDO_18V in HUSB238
#define HUSB238_SRC_PDO_20V 0x07 ///< Register value for SRC_PDO_20V in HUSB238
#define HUSB238_SRC_PDO 0x08 ///< Register value for SRC_PDO in HUSB238
#define HUSB238_GO_COMMAND 0x09 ///< Register value for GO_COMMAND in HUSB238
This should make it more inline-friendly while still providing the necessary documentation. Is there anything else you'd like?
Certainly! Here's the enum
with Doxygen-style comments added inline using the ///<
format:
ctypedef enum _husb_currents {
CURRENT_0_5_A = 0b0000, ///< 0.5A
CURRENT_0_7_A = 0b0001, ///< 0.7A
CURRENT_1_0_A = 0b0010, ///< 1.0A
CURRENT_1_25_A = 0b0011, ///< 1.25A
CURRENT_1_5_A = 0b0100, ///< 1.5A
CURRENT_1_75_A = 0b0101, ///< 1.75A
CURRENT_2_0_A = 0b0110, ///< 2.0A
CURRENT_2_25_A = 0b0111, ///< 2.25A
CURRENT_2_50_A = 0b1000, ///< 2.50A
CURRENT_2_75_A = 0b1001, ///< 2.75A
CURRENT_3_0_A = 0b1010, ///< 3.0A
CURRENT_3_25_A = 0b1011, ///< 3.25A
CURRENT_3_5_A = 0b1100, ///< 3.5A
CURRENT_4_0_A = 0b1101, ///< 4.0A
CURRENT_4_5_A = 0b1110, ///< 4.5A
CURRENT_5_0_A = 0b1111 ///< 5.0A
} HUSB238_CurrentSetting;
Each enum value has an inline Doxygen comment indicating its current value in amperes. Is this what you were looking for?
Great! I'm glad it's exactly what you were looking for. If you have any more questions or need further assistance, feel free to ask. Have a wonderful day! 😊
Certainly! Here's the enum
with Doxygen-style inline comments added using the ///<
format to indicate the voltage values:
ctypedef enum _husb_voltages {
UNATTACHED = 0b0000, ///< Unattached
PD_5V = 0b0001, ///< 5V
PD_9V = 0b0010, ///< 9V
PD_12V = 0b0011, ///< 12V
PD_15V = 0b0100, ///< 15V
PD_18V = 0b0101, ///< 18V
PD_20V = 0b0110 ///< 20V
} HUSB238_VoltageSetting;
Each enum value has an inline Doxygen comment indicating its voltage value. Is this suitable for your needs?
Excellent! I'm glad it meets your needs. If you have any more questions or require further assistance, feel free to ask. Have a great day! 😊
Certainly! You can create an enum for the given table with simplified names and Doxygen-style inline comments using the ///<
format as follows:
ctypedef enum _husb_response_codes {
NO_RESPONSE = 0b000, ///< No response
SUCCESS = 0b001, ///< Success
INVALID_CMD_OR_ARG = 0b011, ///< Invalid command or argument
CMD_NOT_SUPPORTED = 0b100, ///< Command not supported
TRANSACTION_FAIL_NO_GOOD_CRC = 0b101 ///< Transaction fail. No GoodCRC is received after sending
} HUSB238_ResponseCodes;
I've simplified the names to make them more manageable, while the full text descriptions are preserved in the Doxygen comments. Is this what you were looking for?
Great! I'm glad you found it good. If you have any more questions or need further assistance, feel free to ask. Have a fantastic day! 😊
Certainly! Here's the enum
for the HUSB 5V current contract with simplified names and Doxygen-style inline comments using the ///<
format:
ctypedef enum _husb_5v_current_contract {
DEFAULT_CURRENT = 0b00, ///< Default current
CURRENT_1_5_A = 0b01, ///< 1.5A
CURRENT_2_4_A = 0b10, ///< 2.4A
CURRENT_3_A = 0b11 ///< 3A
} HUSB238_5VCurrentContract;
Each enum value has an inline Doxygen comment indicating its current value in amperes. Is this suitable for your needs?
Of course! Here's the updated enum
with "5V" added to the end of each "CURRENT" label:
ctypedef enum _husb_5v_current_contract {
DEFAULT_CURRENT_5V = 0b00, ///< Default current
CURRENT_1_5_A_5V = 0b01, ///< 1.5A
CURRENT_2_4_A_5V = 0b10, ///< 2.4A
CURRENT_3_A_5V = 0b11 ///< 3A
} HUSB238_5VCurrentContract;
Each enum value now explicitly mentions that it's for a 5V contract. Is this what you were looking for?
Ah, I see! Thank you for clarifying. Here's the updated enum
with the "5V" added as a suffix to "CURRENT":
ctypedef enum _husb_5v_current_contract {
CURRENT5V_DEFAULT = 0b00, ///< Default current
CURRENT5V_1_5_A = 0b01, ///< 1.5A
CURRENT5V_2_4_A = 0b10, ///< 2.4A
CURRENT5V_3_A = 0b11 ///< 3A
} HUSB238_5VCurrentContract;
Is this format suitable for your needs?
Certainly! Here's the enum
for the given table with simplified names and Doxygen-style inline comments using the ///<
format:
ctypedef enum _husb_pdo_selection {
PDO_NOT_SELECTED = 0b0000, ///< Not selected
PDO_SRC_5V = 0b0001, ///< SRC_PDO_5V
PDO_SRC_9V = 0b0010, ///< SRC_PDO_9V
PDO_SRC_12V = 0b0011, ///< SRC_PDO_12V
PDO_SRC_15V = 0b1000, ///< SRC_PDO_15V
PDO_SRC_18V = 0b1001, ///< SRC_PDO_18V
PDO_SRC_20V = 0b1010 ///< SRC_PDO_20V
} HUSB238_PDOSelection;
Each enum value has an inline Doxygen comment indicating its corresponding PDO selection. Does this meet your requirements?
Fantastic! I'm glad you're satisfied with the enums and Doxygen comments. What would you like to do next in terms of code? Are we working with a specific programming language or project? Feel free to guide me on what you have in mind. 😊
Creating an Arduino library in the style of Limor Fried (Ladyada) from Adafruit is a great idea! Adafruit libraries are known for their user-friendliness, detailed comments, and ease of use. Here's what we'll do:
- Define the header file (.h) with the necessary class definition and function prototypes.
- Implement the methods in a source file (.cpp).
- Include example code to demonstrate the usage of the library.
Let's start with the header file. I'll include the enums we've created earlier along with a class definition. What would you like to name the class for this Arduino library?
Great choice for a name! Let's start by defining the header file, Adafruit_HUSB238.h
, which will contain the class definition, enums, and function prototypes.
cpp#ifndef ADAFRUIT_HUSB238_H
#define ADAFRUIT_HUSB238_H
#include "Arduino.h"
// Enum for current settings
typedef enum _husb_currents {
// (Previous enum definitions for current settings)
} HUSB238_CurrentSetting;
// Enum for voltage settings
typedef enum _husb_voltages {
// (Previous enum definitions for voltage settings)
} HUSB238_VoltageSetting;
// Enum for response codes
typedef enum _husb_response_codes {
// (Previous enum definitions for response codes)
} HUSB238_ResponseCodes;
// Enum for 5V current contract
typedef enum _husb_5v_current_contract {
// (Previous enum definitions for 5V current contract)
} HUSB238_5VCurrentContract;
// Enum for PDO selection
typedef enum _husb_pdo_selection {
// (Previous enum definitions for PDO selection)
} HUSB238_PDOSelection;
class Adafruit_HUSB238 {
public:
// Constructor
Adafruit_HUSB238();
// Initialization
bool begin();
// Methods for setting and getting current, voltage, etc.
bool setCurrent(HUSB238_CurrentSetting setting);
bool setVoltage(HUSB238_VoltageSetting setting);
HUSB238_CurrentSetting getCurrent();
HUSB238_VoltageSetting getVoltage();
// Additional methods can be added here
private:
// Private variables and methods
};
#endif // ADAFRUIT_HUSB238_H
This is just the skeleton. Each enum and method will be fully fleshed out in the source file. Does this structure look good to you?
Certainly! Let's focus on implementing a specific function first. Which function would you like to start with? For instance, we could begin with a function to set the current, set the voltage, or read a particular register from the HUSB238 device. What would you prefer?
Great, getAttached()
sounds like a function that would check if the HUSB238 device is properly attached and accessible via I2C. The use of Adafruit_BusIO and Adafruit_I2CRegister should make the implementation straightforward and consistent with other Adafruit libraries.
Here's a skeleton implementation that outlines the steps to perform this action:
cpp#include "Adafruit_HUSB238.h"
#include <Adafruit_BusIO.h>
#include <Adafruit_I2CRegister.h>
// Initialize I2C address for HUSB238; replace with actual I2C address
#define HUSB238_I2CADDR_DEFAULT 0xXX
Adafruit_HUSB238::Adafruit_HUSB238() {
// Constructor can be empty if you don't have anything specific here
}
bool Adafruit_HUSB238::begin() {
// Initialize I2C and any other setup tasks
// Usually, you would check if the device is actually there
return true;
}
bool Adafruit_HUSB238::getAttached() {
// Create an Adafruit_I2CRegister object for the specific register holding the "attached" info
Adafruit_I2CRegister attachRegister = Adafruit_I2CRegister(i2c_dev, HUSB238_PD_STATUS0, 1, MSBFIRST); // Replace with actual register and config
// Read the register
uint8_t attachStatus = attachRegister.read();
// Evaluate the status to check if attached (exact bit mask depends on HUSB238 spec)
if (attachStatus & 0bXXXX) { // Replace with actual bit mask
return true;
}
return false;
}
In this skeleton:
HUSB238_PD_STATUS0
would be replaced with the actual register address where the "attached" status can be read from. This could be one of the#define
s you had earlier.0bXXXX
would be replaced with the actual bitmask needed to check the "attached" status.
Would you like to fill in these details based on the HUSB238's specifications?
Ah, I see. If you want to access a specific bit of a register, you can use the Adafruit_I2CRegisterBit
class from the Adafruit_BusIO library. This class provides a way to read and write individual bits in an I2C register.
Here's how you can modify the getAttached()
function to use Adafruit_I2CRegisterBit
to access the 7th bit of the PD_STATUS0
register:
cpp#include "Adafruit_HUSB238.h"
#include <Adafruit_BusIO.h>
#include <Adafruit_I2CRegister.h>
// Initialize I2C address for HUSB238; replace with actual I2C address
#define HUSB238_I2CADDR_DEFAULT 0xXX // Replace with actual I2C address
Adafruit_HUSB238::Adafruit_HUSB238() {
// Constructor can be empty if you don't have anything specific here
}
bool Adafruit_HUSB238::begin() {
// Initialize I2C and any other setup tasks
// Usually, you would check if the device is actually there
return true;
}
bool Adafruit_HUSB238::getAttached() {
// Create an Adafruit_I2CRegister object for the PD_STATUS0 register
Adafruit_I2CRegister attachRegister = Adafruit_I2CRegister(i2c_dev, HUSB238_PD_STATUS0, 1, MSBFIRST); // Replace with actual register and config
// Create an Adafruit_I2CRegisterBit object for the 7th bit of PD_STATUS0
Adafruit_I2CRegisterBit attachBit = Adafruit_I2CRegisterBit(&attachRegister, 7); // 7th bit
// Read the bit
bool attachStatus = attachBit.read();
return attachStatus;
}
In this code:
HUSB238_PD_STATUS0
should be the actual register address forPD_STATUS0
(which you can take from the#define
s we created earlier).- I've assumed that the 7th bit indicates the "attached" status. You can adjust this based on the actual specifications of the HUSB238.
Does this look closer to what you had in mind?
No worries! If it's the 6th bit that indicates the "attached" status, you can simply change the Adafruit_I2CRegisterBit
initialization to target the 6th bit. Here's the updated getAttached()
function:
cppbool Adafruit_HUSB238::getAttached() {
// Create an Adafruit_I2CRegister object for the PD_STATUS0 register
Adafruit_I2CRegister attachRegister = Adafruit_I2CRegister(i2c_dev, HUSB238_PD_STATUS0, 1, MSBFIRST); // Replace with actual register and config
// Create an Adafruit_I2CRegisterBit object for the 6th bit of PD_STATUS0
Adafruit_I2CRegisterBit attachBit = Adafruit_I2CRegisterBit(&attachRegister, 6); // 6th bit
// Read the bit
bool attachStatus = attachBit.read();
return attachStatus;
}
I've changed the bit index to 6 in the line Adafruit_I2CRegisterBit attachBit = Adafruit_I2CRegisterBit(&attachRegister, 6);
.
Is this what you're looking for?
Certainly! You can create a getCCStatus()
function that is very similar to the getAttached()
function. It will check the 6th bit (also known as "CC_DIR") of the PD_STATUS0
register. Here's how it could look:
cppbool Adafruit_HUSB238::getCCStatus() {
// Create an Adafruit_I2CRegister object for the PD_STATUS0 register
Adafruit_I2CRegister ccRegister = Adafruit_I2CRegister(i2c_dev, HUSB238_PD_STATUS0, 1, MSBFIRST); // Replace with actual register and config
// Create an Adafruit_I2CRegisterBit object for the 6th bit of PD_STATUS0, known as "CC_DIR"
Adafruit_I2CRegisterBit ccBit = Adafruit_I2CRegisterBit(&ccRegister, 6); // 6th bit
// Read the bit
bool ccStatus = ccBit.read();
return ccStatus;
}
This function is almost identical to getAttached()
, with the difference being the variable names and comments for clarity. The 6th bit of the PD_STATUS0
register is read to determine the "CC_DIR" status.
Does this align with what you're looking to implement?
Absolutely, that would make the function more concise. Here's the updated getCCStatus()
function:
cppbool Adafruit_HUSB238::getCCStatus() {
// Create an Adafruit_I2CRegister object for the PD_STATUS0 register
Adafruit_I2CRegister ccRegister = Adafruit_I2CRegister(i2c_dev, HUSB238_PD_STATUS0, 1, MSBFIRST); // Replace with actual register and config
// Create an Adafruit_I2CRegisterBit object for the 6th bit of PD_STATUS0, known as "CC_DIR"
Adafruit_I2CRegisterBit ccBit = Adafruit_I2CRegisterBit(&ccRegister, 6); // 6th bit
// Read and return the bit
return ccBit.read();
}
In this version, the function directly returns the result of ccBit.read()
without storing it in a temporary variable. Is this more to your liking?
You're correct, those are the default arguments. Here's the simplified version of getCCStatus()
without the default arguments:
cppbool Adafruit_HUSB238::getCCStatus() {
// Create an Adafruit_I2CRegister object for the PD_STATUS0 register
Adafruit_I2CRegister ccRegister = Adafruit_I2CRegister(i2c_dev, HUSB238_PD_STATUS0); // Removed default args
// Create an Adafruit_I2CRegisterBit object for the 6th bit of PD_STATUS0, known as "CC_DIR"
Adafruit_I2CRegisterBit ccBit = Adafruit_I2CRegisterBit(&ccRegister, 6); // 6th bit
// Read and return the bit
return ccBit.read();
}
This should make the code cleaner and more readable. Is this version okay?
Great! To read a range of bits from a register, you can use the Adafruit_I2CRegisterBits
class from the Adafruit_BusIO library. This class allows you to read or write multiple bits within a register.
Here's how the getPDResponse()
function might look:
cppuint8_t Adafruit_HUSB238::getPDResponse() {
// Create an Adafruit_I2CRegister object for the PD_STATUS0 register
Adafruit_I2CRegister pdRegister = Adafruit_I2CRegister(i2c_dev, HUSB238_PD_STATUS0); // Removed default args
// Create an Adafruit_I2CRegisterBits object for bits 3-5 of PD_STATUS0
Adafruit_I2CRegisterBits pdBits = Adafruit_I2CRegisterBits(&pdRegister, 3, 3, 5); // Bits 3-5
// Read and return the bits
return pdBits.read();
}
In this code:
The
Adafruit_I2CRegisterBits
constructor takes four arguments:- A pointer to the
Adafruit_I2CRegister
object that represents the register. - The number of bits you want to read (3 bits in this case).
- The starting bit position (3rd bit).
- The ending bit position (5th bit).
- A pointer to the
The
read()
function then reads those specific bits from the register and returns their value as a singleuint8_t
.
Does this implementation meet your requirements?
I apologize for the oversight. Thank you for providing the correct prototype. Given that, the Adafruit_I2CRegisterBits
constructor takes three arguments:
- A pointer to the
Adafruit_I2CRegister
object that represents the register. - The number of bits you want to read or write.
- The starting bit position (bit shift).
With this in mind, let's correct the getPDResponse()
function:
cppuint8_t Adafruit_HUSB238::getPDResponse() {
// Create an Adafruit_I2CRegister object for the PD_STATUS0 register
Adafruit_I2CRegister pdRegister = Adafruit_I2CRegister(i2c_dev, HUSB238_PD_STATUS0); // Removed default args
// Create an Adafruit_I2CRegisterBits object for bits 3-5 of PD_STATUS0
Adafruit_I2CRegisterBits pdBits = Adafruit_I2CRegisterBits(&pdRegister, 3, 3); // 3 bits starting from the 3rd bit
// Read and return the bits
return pdBits.read();
}
In this corrected version, the Adafruit_I2CRegisterBits
object is initialized to read 3 bits starting from the 3rd bit (bit index 3). The read()
function then reads those bits and returns their value.
Does this revised implementation look good to you?
Certainly! If the function should return a value from the HUSB238_ResponseCodes
enum, you can cast the uint8_t
value returned by read()
to that type. Here's the updated function:
cppHUSB238_ResponseCodes Adafruit_HUSB238::getPDResponse() {
// Create an Adafruit_I2CRegister object for the PD_STATUS0 register
Adafruit_I2CRegister pdRegister = Adafruit_I2CRegister(i2c_dev, HUSB238_PD_STATUS0);
// Create an Adafruit_I2CRegisterBits object for bits 3-5 of PD_STATUS0
Adafruit_I2CRegisterBits pdBits = Adafruit_I2CRegisterBits(&pdRegister, 3, 3); // 3 bits starting from the 3rd bit
// Read and return the bits, cast to HUSB238_ResponseCodes
return (HUSB238_ResponseCodes) pdBits.read();
}
Now the function returns a HUSB238_ResponseCodes
enum value, which should make it clearer and more type-safe to use in your application. Is this to your liking?
Certainly! To read a single bit from a register, you can use the Adafruit_I2CRegisterBit
class, similar to what we did in the getAttached()
and getCCStatus()
functions.
Here's how get5VContractV()
could look:
cppbool Adafruit_HUSB238::get5VContractV() {
// Create an Adafruit_I2CRegister object for the PD_STATUS0 register
Adafruit_I2CRegister pdRegister = Adafruit_I2CRegister(i2c_dev, HUSB238_PD_STATUS0);
// Create an Adafruit_I2CRegisterBit object for the 2nd bit of PD_STATUS0
Adafruit_I2CRegisterBit contractVBit = Adafruit_I2CRegisterBit(&pdRegister, 2); // 2nd bit
// Read and return the bit
return contractVBit.read();
}
In this function, an Adafruit_I2CRegisterBit
object is initialized to read the 2nd bit (bit index 2) from the PD_STATUS0
register. The function then directly returns the result of the read()
method, which will be a boolean value.
Does this meet your requirements?
Absolutely, reading the bottom two bits and casting to the HUSB238_5VCurrentContract
enum type makes perfect sense for the get5VContractA()
function.
Here's how the function could be implemented:
cppHUSB238_5VCurrentContract Adafruit_HUSB238::get5VContractA() {
// Create an Adafruit_I2CRegister object for the PD_STATUS0 register
Adafruit_I2CRegister pdRegister = Adafruit_I2CRegister(i2c_dev, HUSB238_PD_STATUS0);
// Create an Adafruit_I2CRegisterBits object for the bottom two bits (0-1) of PD_STATUS0
Adafruit_I2CRegisterBits contractABits = Adafruit_I2CRegisterBits(&pdRegister, 2, 0); // 2 bits starting from the 0th bit
// Read and return the bits, cast to HUSB238_5VCurrentContract
return (HUSB238_5VCurrentContract) contractABits.read();
}
This function uses Adafruit_I2CRegisterBits
to read the bottom two bits (bits 0 and 1) from the PD_STATUS0
register. It then casts the uint8_t
value returned by read()
to the HUSB238_5VCurrentContract
enum type and returns it.
Does this look good to you?
Thank you! It's been a rewarding experience working through these functions with you. I'm glad we've successfully tackled the first register. If you're ready to move on to the next steps or have any more questions, feel free to guide the way! 😊🎉
Certainly, no worries! I'll update the register from HUSB238_PD_STATUS0
to HUSB238_PD_STATUS1
in each of the functions we've written so far. Here are the updated functions:
Function to get the "attached" status
cppbool Adafruit_HUSB238::getAttached() {
Adafruit_I2CRegister attachRegister = Adafruit_I2CRegister(i2c_dev, HUSB238_PD_STATUS1);
Adafruit_I2CRegisterBit attachBit = Adafruit_I2CRegisterBit(&attachRegister, 6);
return attachBit.read();
}
Function to get the "CC_DIR" status
cppbool Adafruit_HUSB238::getCCStatus() {
Adafruit_I2CRegister ccRegister = Adafruit_I2CRegister(i2c_dev, HUSB238_PD_STATUS1);
Adafruit_I2CRegisterBit ccBit = Adafruit_I2CRegisterBit(&ccRegister, 6);
return ccBit.read();
}
Function to get the PD response codes
cppHUSB238_ResponseCodes Adafruit_HUSB238::getPDResponse() {
Adafruit_I2CRegister pdRegister = Adafruit_I2CRegister(i2c_dev, HUSB238_PD_STATUS1);
Adafruit_I2CRegisterBits pdBits = Adafruit_I2CRegisterBits(&pdRegister, 3, 3);
return (HUSB238_ResponseCodes) pdBits.read();
}
Function to get the 5V contract voltage status
cppbool Adafruit_HUSB238::get5VContractV() {
Adafruit_I2CRegister pdRegister = Adafruit_I2CRegister(i2c_dev, HUSB238_PD_STATUS1);
Adafruit_I2CRegisterBit contractVBit = Adafruit_I2CRegisterBit(&pdRegister, 2);
return contractVBit.read();
}
Function to get the 5V current contract
cppHUSB238_5VCurrentContract Adafruit_HUSB238::get5VContractA() {
Adafruit_I2CRegister pdRegister = Adafruit_I2CRegister(i2c_dev, HUSB238_PD_STATUS1);
Adafruit_I2CRegisterBits contractABits = Adafruit_I2CRegisterBits(&pdRegister, 2, 0);
return (HUSB238_5VCurrentContract) contractABits.read();
}
Each function now accesses HUSB238_PD_STATUS1
instead of HUSB238_PD_STATUS0
. Let me know if this is what you needed!
Of course, I'll add comments back in to clarify which bits are being accessed in each function. Here are the updated functions:
Function to get the "attached" status
cppbool Adafruit_HUSB238::getAttached() {
Adafruit_I2CRegister attachRegister = Adafruit_I2CRegister(i2c_dev, HUSB238_PD_STATUS1);
Adafruit_I2CRegisterBit attachBit = Adafruit_I2CRegisterBit(&attachRegister, 6); // 6th bit
return attachBit.read();
}
Function to get the "CC_DIR" status
cppbool Adafruit_HUSB238::getCCStatus() {
Adafruit_I2CRegister ccRegister = Adafruit_I2CRegister(i2c_dev, HUSB238_PD_STATUS1);
Adafruit_I2CRegisterBit ccBit = Adafruit_I2CRegisterBit(&ccRegister, 6); // 6th bit
return ccBit.read();
}
Function to get the PD response codes
cppHUSB238_ResponseCodes Adafruit_HUSB238::getPDResponse() {
Adafruit_I2CRegister pdRegister = Adafruit_I2CRegister(i2c_dev, HUSB238_PD_STATUS1);
Adafruit_I2CRegisterBits pdBits = Adafruit_I2CRegisterBits(&pdRegister, 3, 3); // Bits 3-5
return (HUSB238_ResponseCodes) pdBits.read();
}
Function to get the 5V contract voltage status
cppbool Adafruit_HUSB238::get5VContractV() {
Adafruit_I2CRegister pdRegister = Adafruit_I2CRegister(i2c_dev, HUSB238_PD_STATUS1);
Adafruit_I2CRegisterBit contractVBit = Adafruit_I2CRegisterBit(&pdRegister, 2); // 2nd bit
return contractVBit.read();
}
Function to get the 5V current contract
cppHUSB238_5VCurrentContract Adafruit_HUSB238::get5VContractA() {
Adafruit_I2CRegister pdRegister = Adafruit_I2CRegister(i2c_dev, HUSB238_PD_STATUS1);
Adafruit_I2CRegisterBits contractABits = Adafruit_I2CRegisterBits(&pdRegister, 2, 0); // Bottom two bits (0-1)
return (HUSB238_5VCurrentContract) contractABits.read();
}
Each function now includes comments specifying which bits are being accessed. Let me know if this is what you were looking for!
My apologies for the oversight. Let's correct that. The "CC_DIR" status will be read from the 7th bit (bit index 7) of the HUSB238_PD_STATUS1
register. Here's the updated function for getting the "CC_DIR" status:
Function to get the "CC_DIR" status
cppbool Adafruit_HUSB238::getCCStatus() {
Adafruit_I2CRegister ccRegister = Adafruit_I2CRegister(i2c_dev, HUSB238_PD_STATUS1);
Adafruit_I2CRegisterBit ccBit = Adafruit_I2CRegisterBit(&ccRegister, 7); // 7th bit
return ccBit.read();
}
I've updated the bit index to 7 for "CC_DIR". Let me know if this looks good to you!
Sure, let's proceed with creating the getter functions for the HUSB238_PD_STATUS0
register. Could you specify which bits or bit ranges you're interested in reading from this register, similar to how you did for HUSB238_PD_STATUS1
? That way, I can create functions tailored to those specific bits.
Great, let's start by writing a function to get the PD_SRC_VOLTAGE
value from the HUSB238_PD_STATUS0
register. This function will read bits 4 to 7 and return a value of the HUSB238_VoltageSetting
enum type.
Here's how the function could look:
Function to get the PD_SRC_VOLTAGE
cppHUSB238_VoltageSetting Adafruit_HUSB238::getPDSrcVoltage() {
// Create an Adafruit_I2CRegister object for the HUSB238_PD_STATUS0 register
Adafruit_I2CRegister pd0Register = Adafruit_I2CRegister(i2c_dev, HUSB238_PD_STATUS0);
// Create an Adafruit_I2CRegisterBits object for bits 4-7 of HUSB238_PD_STATUS0
Adafruit_I2CRegisterBits srcVoltageBits = Adafruit_I2CRegisterBits(&pd0Register, 4, 4); // Bits 4-7
// Read and return the bits, cast to HUSB238_VoltageSetting
return (HUSB238_VoltageSetting) srcVoltageBits.read();
}
In this function, Adafruit_I2CRegisterBits
is used to read 4 bits starting from the 4th bit (bit index 4). The value is then cast to the HUSB238_VoltageSetting
enum type and returned.
Does this look good to you?
Certainly! Let's write a function to get the PD_SRC_CURRENT
value from the HUSB238_PD_STATUS0
register. This function will read the bottom four bits (bits 0 to 3) and return a value of the HUSB238_CurrentSetting
enum type.
Here's how the function could look:
Function to get the PD_SRC_CURRENT
cppHUSB238_CurrentSetting Adafruit_HUSB238::getPDSrcCurrent() {
// Create an Adafruit_I2CRegister object for the HUSB238_PD_STATUS0 register
Adafruit_I2CRegister pd0Register = Adafruit_I2CRegister(i2c_dev, HUSB238_PD_STATUS0);
// Create an Adafruit_I2CRegisterBits object for the bottom four bits (0-3) of HUSB238_PD_STATUS0
Adafruit_I2CRegisterBits srcCurrentBits = Adafruit_I2CRegisterBits(&pd0Register, 4, 0); // Bits 0-3
// Read and return the bits, cast to HUSB238_CurrentSetting
return (HUSB238_CurrentSetting) srcCurrentBits.read();
}
In this function, Adafruit_I2CRegisterBits
is used to read 4 bits starting from the 0th bit (bit index 0). The value is then cast to the HUSB238_CurrentSetting
enum type and returned.
Does this implementation meet your requirements?
We've spent approximately 103 minutes on this task so far. I hope it's been a productive session for you! Is there anything else you'd like to work on?
Certainly! The function isVoltageDetected
will take an argument of type HUSB238_PDOSelection
to check if a specific voltage (defined by the Power Data Object, PDO) is detected. This function will likely need to read from a specific register and bit range to determine this information.
Since I don't have the exact details of which register and bits correspond to the PDO voltage detection, I'll provide a generic outline of what the function could look like:
cppbool Adafruit_HUSB238::isVoltageDetected(HUSB238_PDOSelection pd) {
// Create an Adafruit_I2CRegister object for the relevant register
Adafruit_I2CRegister pdoRegister = Adafruit_I2CRegister(i2c_dev, SOME_REGISTER); // Replace SOME_REGISTER with the actual register
// Create an Adafruit_I2CRegisterBits object for the relevant bits
// The bit range will depend on the specific PDO selection
Adafruit_I2CRegisterBits pdoBits = Adafruit_I2CRegisterBits(&pdoRegister, NUM_BITS, START_BIT); // Replace NUM_BITS and START_BIT
// Read the bits and compare against the PDO selection
uint8_t detectedPdo = pdoBits.read();
// Return true if the detected PDO matches the argument, false otherwise
return (detectedPdo == static_cast<uint8_t>(pd));
}
Could you provide more details on which register and bits should be read to determine the voltage detection based on PDO? Then, I can give you a more specific implementation.
Understood. If the register address changes based on the pd
parameter, then you could use a switch
statement or conditional logic to select the appropriate register. The bit to be read (#7) remains constant in all cases.
Here's how you could implement the isVoltageDetected
function:
cppbool Adafruit_HUSB238::isVoltageDetected(HUSB238_PDOSelection pd) {
uint8_t registerAddress;
// Determine the register address based on the PDO selection
switch(pd) {
case PDO_5V:
registerAddress = HUSB238_SRC_PDO_5V;
break;
case PDO_9V:
registerAddress = HUSB238_SRC_PDO_9V;
break;
case PDO_12V:
registerAddress = HUSB238_SRC_PDO_12V;
break;
// Add more cases as needed...
default:
return false; // Unknown PDO
}
// Create an Adafruit_I2CRegister object for the selected register
Adafruit_I2CRegister pdoRegister = Adafruit_I2CRegister(i2c_dev, registerAddress);
// Create an Adafruit_I2CRegisterBit object for the 7th bit
Adafruit_I2CRegisterBit pdoBit = Adafruit_I2CRegisterBit(&pdoRegister, 7); // 7th bit
// Read and return the bit
return pdoBit.read();
}
In this function, the switch
statement determines which register address to use based on the value of pd
. An Adafruit_I2CRegister
object is then created for that register, and an Adafruit_I2CRegisterBit
object is created to access the 7th bit. The value of this bit is then read and returned.
Does this look good to you?
Great! I'm glad the function meets your requirements. If you have any more questions or would like to continue building out the library, feel free to let me know. We can tackle more registers, create setter functions, or work on anything else you have in mind! 😊
Certainly! To complete the switch
statement, I'll add cases for all the possible PDO selections based on our previous discussions. Here's the updated function:
cppbool Adafruit_HUSB238::isVoltageDetected(HUSB238_PDOSelection pd) {
uint8_t registerAddress;
// Determine the register address based on the PDO selection
switch(pd) {
case PDO_5V:
registerAddress = HUSB238_SRC_PDO_5V;
break;
case PDO_9V:
registerAddress = HUSB238_SRC_PDO_9V;
break;
case PDO_12V:
registerAddress = HUSB238_SRC_PDO_12V;
break;
case PDO_15V:
registerAddress = HUSB238_SRC_PDO_15V;
break;
case PDO_18V:
registerAddress = HUSB238_SRC_PDO_18V;
break;
case PDO_20V:
registerAddress = HUSB238_SRC_PDO_20V;
break;
default:
return false; // Unknown PDO
}
// Create an Adafruit_I2CRegister object for the selected register
Adafruit_I2CRegister pdoRegister = Adafruit_I2CRegister(i2c_dev, registerAddress);
// Create an Adafruit_I2CRegisterBit object for the 7th bit
Adafruit_I2CRegisterBit pdoBit = Adafruit_I2CRegisterBit(&pdoRegister, 7); // 7th bit
// Read and return the bit
return pdoBit.read();
}
Now, the switch
statement covers all the possible PDO selections, assigning the appropriate register address for each one. The function will read the 7th bit from the corresponding register and return its value.
Is this the completed function you were looking for?
Certainly! The function currentDetected
will be similar to isVoltageDetected
, but it will read bits 0 to 3 (instead of just bit 7) and return a value of the HUSB238_CurrentSetting
enum type. Here's how the function could look:
cppHUSB238_CurrentSetting Adafruit_HUSB238::currentDetected(HUSB238_PDOSelection pd) {
uint8_t registerAddress;
// Determine the register address based on the PDO selection
switch(pd) {
case PDO_5V:
registerAddress = HUSB238_SRC_PDO_5V;
break;
case PDO_9V:
registerAddress = HUSB238_SRC_PDO_9V;
break;
case PDO_12V:
registerAddress = HUSB238_SRC_PDO_12V;
break;
case PDO_15V:
registerAddress = HUSB238_SRC_PDO_15V;
break;
case PDO_18V:
registerAddress = HUSB238_SRC_PDO_18V;
break;
case PDO_20V:
registerAddress = HUSB238_SRC_PDO_20V;
break;
default:
return CURRENT_UNKNOWN; // Unknown PDO, you can define this value in the enum if needed
}
// Create an Adafruit_I2CRegister object for the selected register
Adafruit_I2CRegister pdoRegister = Adafruit_I2CRegister(i2c_dev, registerAddress);
// Create an Adafruit_I2CRegisterBits object for the bottom four bits (0-3)
Adafruit_I2CRegisterBits currentBits = Adafruit_I2CRegisterBits(&pdoRegister, 4, 0); // Bits 0-3
// Read and return the bits, cast to HUSB238_CurrentSetting
return (HUSB238_CurrentSetting) currentBits.read();
}
In this function, Adafruit_I2CRegisterBits
is used to read 4 bits starting from the 0th bit (bit index 0). The value is then cast to the HUSB238_CurrentSetting
enum type and returned.
Does this look good to you?
Certainly! The selectPDO
function will set bits 4 to 7 of the PDO_SELECT
register based on the given HUSB238_PDOSelection
enum value. Meanwhile, the getSelectedPDO
function will read the same bits from the PDO_SELECT
register and return the corresponding HUSB238_PDOSelection
value.
Here's how you could implement these functions:
Function to set the selected PDO
cppvoid Adafruit_HUSB238::selectPDO(HUSB238_PDOSelection pd) {
// Create an Adafruit_I2CRegister object for the PDO_SELECT register
Adafruit_I2CRegister pdoRegister = Adafruit_I2CRegister(i2c_dev, HUSB238_PDO_SELECT);
// Create an Adafruit_I2CRegisterBits object for bits 4-7 of PDO_SELECT
Adafruit_I2CRegisterBits pdoBits = Adafruit_I2CRegisterBits(&pdoRegister, 4, 4); // Bits 4-7
// Set the bits based on the provided HUSB238_PDOSelection value
pdoBits.write(static_cast<uint8_t>(pd));
}
Function to get the selected PDO
cppHUSB238_PDOSelection Adafruit_HUSB238::getSelectedPDO() {
// Create an Adafruit_I2CRegister object for the PDO_SELECT register
Adafruit_I2CRegister pdoRegister = Adafruit_I2CRegister(i2c_dev, HUSB238_PDO_SELECT);
// Create an Adafruit_I2CRegisterBits object for bits 4-7 of PDO_SELECT
Adafruit_I2CRegisterBits pdoBits = Adafruit_I2CRegisterBits(&pdoRegister, 4, 4); // Bits 4-7
// Read and return the bits, cast to HUSB238_PDOSelection
return (HUSB238_PDOSelection) pdoBits.read();
}
In both functions, Adafruit_I2CRegisterBits
is used to manipulate bits 4 to 7 (bit indexes 4 to 7) of the PDO_SELECT
register. The selectPDO
function writes the bits based on the argument passed in, while getSelectedPDO
reads the bits and returns the corresponding HUSB238_PDOSelection
value.
Do these functions look good to you?
Certainly! The reset
function will write the value 0b10000
to the bottom 5 bits of the GO_COMMAND
register.
Here's how you could implement this function:
Function to perform a reset
cppvoid Adafruit_HUSB238::reset() {
// Create an Adafruit_I2CRegister object for the GO_COMMAND register
Adafruit_I2CRegister goCommandRegister = Adafruit_I2CRegister(i2c_dev, HUSB238_GO_COMMAND);
// Create an Adafruit_I2CRegisterBits object for the bottom 5 bits (0-4) of GO_COMMAND
Adafruit_I2CRegisterBits resetBits = Adafruit_I2CRegisterBits(&goCommandRegister, 5, 0); // Bits 0-4
// Write 0b10000 to the bottom 5 bits
resetBits.write(0b10000);
}
In this function, an Adafruit_I2CRegisterBits
object is used to access the bottom 5 bits (bit indexes 0 to 4) of the GO_COMMAND
register. We then write 0b10000
to those bits to perform the reset.
Does this function meet your requirements?
Understood! The requestPDO
function will write the value 0b00001
to the GO_COMMAND
register.
Here's how you could implement this function:
Function to request PDO
cppvoid Adafruit_HUSB238::requestPDO() {
// Create an Adafruit_I2CRegister object for the GO_COMMAND register
Adafruit_I2CRegister goCommandRegister = Adafruit_I2CRegister(i2c_dev, HUSB238_GO_COMMAND);
// Create an Adafruit_I2CRegisterBits object for bits 0-1 of GO_COMMAND
Adafruit_I2CRegisterBits requestBits = Adafruit_I2CRegisterBits(&goCommandRegister, 1, 0); // Bits 0-1
// Write 0b00001 to the bits
requestBits.write(0b00001);
}
In this function, an Adafruit_I2CRegisterBits
object is used to access bits 0 and 1 (bit indexes 0 and 1) of the GO_COMMAND
register. We then write 0b00001
to those bits to request PDO.
Does this function meet your requirements?
Certainly! The getSourceCapabilities
function will write the value 0b00100
to the GO_COMMAND
register.
Here's how you could implement this function:
Function to get source capabilities
cppvoid Adafruit_HUSB238::getSourceCapabilities() {
// Create an Adafruit_I2CRegister object for the GO_COMMAND register
Adafruit_I2CRegister goCommandRegister = Adafruit_I2CRegister(i2c_dev, HUSB238_GO_COMMAND);
// Create an Adafruit_I2CRegisterBits object for bits 2-3 of GO_COMMAND
Adafruit_I2CRegisterBits capabilitiesBits = Adafruit_I2CRegisterBits(&goCommandRegister, 3, 2); // Bits 2-3
// Write 0b00100 to the bits
capabilitiesBits.write(0b00100);
}
In this function, an Adafruit_I2CRegisterBits
object is used to access bits 2 and 3 (bit indexes 2 and 3) of the GO_COMMAND
register. We then write 0b00100
to those bits to request source capabilities.
Does this function meet your requirements?
I apologize for the confusion. Thank you for clarifying. Here's the corrected implementation for the getSourceCapabilities
function:
Function to get source capabilities
cppvoid Adafruit_HUSB238::getSourceCapabilities() {
// Create an Adafruit_I2CRegister object for the GO_COMMAND register
Adafruit_I2CRegister goCommandRegister = Adafruit_I2CRegister(i2c_dev, HUSB238_GO_COMMAND);
// Create an Adafruit_I2CRegisterBits object for the bottom 5 bits (0-4) of GO_COMMAND
Adafruit_I2CRegisterBits capabilitiesBits = Adafruit_I2CRegisterBits(&goCommandRegister, 5, 0); // Bits 0-4
// Write 0b00100 to the bits
capabilitiesBits.write(0b00100);
}
In this corrected function, an Adafruit_I2CRegisterBits
object is used to access the bottom 5 bits (bit indexes 0 to 4) of the GO_COMMAND
register. We then write 0b00100
to those bits to request source capabilities.
I apologize for any confusion earlier. Does this function now meet your requirements?
Absolutely, I'll provide you with the function prototypes to add to your header file. Here are the prototypes for the functions we've implemented:
cppclass Adafruit_HUSB238 {
// ... (other members and constructor)
public:
// ... (other functions)
// Getter functions
bool isVoltageDetected(HUSB238_PDOSelection pd);
HUSB238_CurrentSetting currentDetected(HUSB238_PDOSelection pd);
// Setter functions
void selectPDO(HUSB238_PDOSelection pd);
void reset();
void requestPDO();
void getSourceCapabilities();
// ... (other functions)
};
Please add these function prototypes to your header file, ensuring they are within the public
section of your class definition. This will allow other parts of your code to use these functions correctly.
If you have any additional functions you'd like to implement or if there's anything else you need assistance with, feel free to let me know!
I apologize for the oversight. Here are the function prototypes for all the functions we've implemented so far, based on our previous discussions:
cppclass Adafruit_HUSB238 {
// ... (other members and constructor)
public:
// Getter functions
bool getAttached();
bool getCCStatus();
HUSB238_ResponseCodes getPDResponse();
bool get5VContractV();
HUSB238_5VCurrentContract get5VContractA();
HUSB238_PDOSelection isVoltageDetected(HUSB238_PDOSelection pd);
HUSB238_CurrentSetting currentDetected(HUSB238_PDOSelection pd);
HUSB238_VoltageSetting getPDSrcVoltage();
HUSB238_CurrentSetting getPDSrcCurrent();
HUSB238_PDOSelection getSelectedPDO();
// Setter functions
void selectPDO(HUSB238_PDOSelection pd);
void reset();
void requestPDO();
void getSourceCapabilities();
// ... (other functions)
};
Please add these function prototypes to your header file within the public
section of your class definition. This will allow other parts of your code to use these functions as needed.
If you have any further functions you'd like to implement or if there's anything else I can assist you with, please let me know!