is31fl3736: driver naming cleanups (#21903)

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Ryan 2023-09-13 22:50:20 +10:00 committed by GitHub
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10 changed files with 126 additions and 86 deletions

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@ -170,31 +170,31 @@ Configure the hardware via your `config.h`:
| Variable | Description | Default |
|----------|-------------|---------|
| `ISSI_TIMEOUT` | (Optional) How long to wait for i2c messages, in milliseconds | 100 |
| `ISSI_PERSISTENCE` | (Optional) Retry failed messages this many times | 0 |
| `ISSI_PWM_FREQUENCY` | (Optional) PWM Frequency Setting - IS31FL3736B only | 0 |
| `ISSI_GLOBALCURRENT` | (Optional) Configuration for the Global Current Register | 0xFF |
| `ISSI_SWPULLUP` | (Optional) Set the value of the SWx lines on-chip de-ghosting resistors | PUR_0R (Disabled) |
| `ISSI_CSPULLUP` | (Optional) Set the value of the CSx lines on-chip de-ghosting resistors | PUR_0R (Disabled) |
| `DRIVER_COUNT` | (Required) How many RGB driver IC's are present | |
| `IS31FL3736_I2C_TIMEOUT` | (Optional) How long to wait for i2c messages, in milliseconds | 100 |
| `IS31FL3736_PERSISTENCE` | (Optional) Retry failed messages this many times | 0 |
| `IS31FL3736_PWM_FREQUENCY` | (Optional) PWM Frequency Setting - IS31FL3736B only | 0 |
| `IS31FL3736_GLOBALCURRENT` | (Optional) Configuration for the Global Current Register | 0xFF |
| `IS31FL3736_SWPULLUP` | (Optional) Set the value of the SWx lines on-chip de-ghosting resistors | PUR_0R (Disabled) |
| `IS31FL3736_CSPULLUP` | (Optional) Set the value of the CSx lines on-chip de-ghosting resistors | PUR_0R (Disabled) |
| `IS31FL3736_DRIVER_COUNT` | (Required) How many RGB driver IC's are present | |
| `RGB_MATRIX_LED_COUNT` | (Required) How many RGB lights are present across all drivers | |
| `DRIVER_ADDR_1` | (Required) Address for the first RGB driver | |
| `DRIVER_ADDR_2` | (Optional) Address for the second RGB driver | |
| `DRIVER_ADDR_3` | (Optional) Address for the third RGB driver | |
| `DRIVER_ADDR_4` | (Optional) Address for the fourth RGB driver | |
The IS31FL3736 IC's have on-chip resistors that can be enabled to allow for de-ghosting of the RGB matrix. By default these resistors are not enabled (`ISSI_SWPULLUP`/`ISSI_CSPULLUP` are given the value of`PUR_0R`), the values that can be set to enable de-ghosting are as follows:
The IS31FL3736 IC's have on-chip resistors that can be enabled to allow for de-ghosting of the RGB matrix. By default these resistors are not enabled (`IS31FL3736_SWPULLUP`/`IS31FL3736_CSPULLUP` are given the value of `IS31FL3736_PUR_0R`), the values that can be set to enable de-ghosting are as follows:
| `ISSI_SWPULLUP/ISSI_CSPULLUP` | Description |
| `IS31FL3736_SWPULLUP/IS31FL3736_CSPULLUP` | Description |
|----------------------|-------------|
| `PUR_0R` | (default) Do not use the on-chip resistors/enable de-ghosting |
| `PUR_05KR` | The 0.5k Ohm resistor used during blanking period (t_NOL) |
| `PUR_1KR` | The 1k Ohm resistor used during blanking period (t_NOL) |
| `PUR_2KR` | The 2k Ohm resistor used during blanking period (t_NOL) |
| `PUR_4KR` | The 4k Ohm resistor used during blanking period (t_NOL) |
| `PUR_8KR` | The 8k Ohm resistor during blanking period (t_NOL) |
| `PUR_16KR` | The 16k Ohm resistor during blanking period (t_NOL) |
| `PUR_32KR` | The 32k Ohm resistor used during blanking period (t_NOL) |
| `IS31FL3736_PUR_0R` | (default) Do not use the on-chip resistors/enable de-ghosting |
| `IS31FL3736_PUR_05KR` | The 0.5k Ohm resistor used during blanking period (t_NOL) |
| `IS31FL3736_PUR_1KR` | The 1k Ohm resistor used during blanking period (t_NOL) |
| `IS31FL3736_PUR_2KR` | The 2k Ohm resistor used during blanking period (t_NOL) |
| `IS31FL3736_PUR_4KR` | The 4k Ohm resistor used during blanking period (t_NOL) |
| `IS31FL3736_PUR_8KR` | The 8k Ohm resistor during blanking period (t_NOL) |
| `IS31FL3736_PUR_16KR` | The 16k Ohm resistor during blanking period (t_NOL) |
| `IS31FL3736_PUR_32KR` | The 32k Ohm resistor used during blanking period (t_NOL) |
Here is an example using 2 drivers.
@ -211,7 +211,7 @@ Here is an example using 2 drivers.
#define DRIVER_ADDR_1 0b1010000
#define DRIVER_ADDR_2 0b1010001
#define DRIVER_COUNT 2
#define IS31FL3736_DRIVER_COUNT 2
#define DRIVER_1_LED_TOTAL 30
#define DRIVER_2_LED_TOTAL 32
#define RGB_MATRIX_LED_COUNT (DRIVER_1_LED_TOTAL + DRIVER_2_LED_TOTAL)

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@ -16,6 +16,7 @@
*/
#include "is31fl3736.h"
#include <string.h>
#include "i2c_master.h"
#include "wait.h"
@ -29,42 +30,42 @@
// ADDR1 represents A1:A0 of the 7-bit address.
// ADDR2 represents A3:A2 of the 7-bit address.
// The result is: 0b101(ADDR2)(ADDR1)
#define ISSI_ADDR_DEFAULT 0x50
#define IS31FL3736_I2C_ADDRESS_DEFAULT 0x50
#define ISSI_COMMANDREGISTER 0xFD
#define ISSI_COMMANDREGISTER_WRITELOCK 0xFE
#define ISSI_INTERRUPTMASKREGISTER 0xF0
#define ISSI_INTERRUPTSTATUSREGISTER 0xF1
#define IS31FL3736_COMMANDREGISTER 0xFD
#define IS31FL3736_COMMANDREGISTER_WRITELOCK 0xFE
#define IS31FL3736_INTERRUPTMASKREGISTER 0xF0
#define IS31FL3736_INTERRUPTSTATUSREGISTER 0xF1
#define ISSI_PAGE_LEDCONTROL 0x00 // PG0
#define ISSI_PAGE_PWM 0x01 // PG1
#define ISSI_PAGE_AUTOBREATH 0x02 // PG2
#define ISSI_PAGE_FUNCTION 0x03 // PG3
#define IS31FL3736_PAGE_LEDCONTROL 0x00 // PG0
#define IS31FL3736_PAGE_PWM 0x01 // PG1
#define IS31FL3736_PAGE_AUTOBREATH 0x02 // PG2
#define IS31FL3736_PAGE_FUNCTION 0x03 // PG3
#define ISSI_REG_CONFIGURATION 0x00 // PG3
#define ISSI_REG_GLOBALCURRENT 0x01 // PG3
#define ISSI_REG_RESET 0x11 // PG3
#define ISSI_REG_SWPULLUP 0x0F // PG3
#define ISSI_REG_CSPULLUP 0x10 // PG3
#define IS31FL3736_REG_CONFIGURATION 0x00 // PG3
#define IS31FL3736_REG_GLOBALCURRENT 0x01 // PG3
#define IS31FL3736_REG_RESET 0x11 // PG3
#define IS31FL3736_REG_SWPULLUP 0x0F // PG3
#define IS31FL3736_REG_CSPULLUP 0x10 // PG3
#ifndef ISSI_TIMEOUT
# define ISSI_TIMEOUT 100
#ifndef IS31FL3736_TIMEOUT
# define IS31FL3736_I2C_TIMEOUT 100
#endif
#ifndef ISSI_PERSISTENCE
# define ISSI_PERSISTENCE 0
#ifndef IS31FL3736_I2C_PERSISTENCE
# define IS31FL3736_I2C_PERSISTENCE 0
#endif
#ifndef ISSI_SWPULLUP
# define ISSI_SWPULLUP PUR_0R
#ifndef IS31FL3736_SWPULLUP
# define IS31FL3736_SWPULLUP IS31FL3736_PUR_0R
#endif
#ifndef ISSI_CSPULLUP
# define ISSI_CSPULLUP PUR_0R
#ifndef IS31FL3736_CSPULLUP
# define IS31FL3736_CSPULLUP IS31FL3736_PUR_0R
#endif
#ifndef ISSI_GLOBALCURRENT
# define ISSI_GLOBALCURRENT 0xFF
#ifndef IS31FL3736_GLOBALCURRENT
# define IS31FL3736_GLOBALCURRENT 0xFF
#endif
// Transfer buffer for TWITransmitData()
@ -76,22 +77,22 @@ uint8_t g_twi_transfer_buffer[20];
// We could optimize this and take out the unused registers from these
// buffers and the transfers in is31fl3736_write_pwm_buffer() but it's
// probably not worth the extra complexity.
uint8_t g_pwm_buffer[DRIVER_COUNT][192];
bool g_pwm_buffer_update_required[DRIVER_COUNT] = {false};
uint8_t g_pwm_buffer[IS31FL3736_DRIVER_COUNT][192];
bool g_pwm_buffer_update_required[IS31FL3736_DRIVER_COUNT] = {false};
uint8_t g_led_control_registers[DRIVER_COUNT][24] = {{0}, {0}};
bool g_led_control_registers_update_required = false;
uint8_t g_led_control_registers[IS31FL3736_DRIVER_COUNT][24] = {{0}, {0}};
bool g_led_control_registers_update_required = false;
void is31fl3736_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
g_twi_transfer_buffer[0] = reg;
g_twi_transfer_buffer[1] = data;
#if ISSI_PERSISTENCE > 0
for (uint8_t i = 0; i < ISSI_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 2, ISSI_TIMEOUT) == 0) break;
#if IS31FL3736_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3736_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 2, IS31FL3736_I2C_TIMEOUT) == 0) break;
}
#else
i2c_transmit(addr << 1, g_twi_transfer_buffer, 2, ISSI_TIMEOUT);
i2c_transmit(addr << 1, g_twi_transfer_buffer, 2, IS31FL3736_I2C_TIMEOUT);
#endif
}
@ -109,12 +110,12 @@ void is31fl3736_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
// thus this sets registers 0x00-0x0F, 0x10-0x1F, etc. in one transfer
memcpy(g_twi_transfer_buffer + 1, pwm_buffer + i, 16);
#if ISSI_PERSISTENCE > 0
for (uint8_t i = 0; i < ISSI_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 17, ISSI_TIMEOUT) == 0) break;
#if IS31FL3736_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3736_I2C_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 17, IS31FL3736_I2C_TIMEOUT) == 0) break;
}
#else
i2c_transmit(addr << 1, g_twi_transfer_buffer, 17, ISSI_TIMEOUT);
i2c_transmit(addr << 1, g_twi_transfer_buffer, 17, IS31FL3736_I2C_TIMEOUT);
#endif
}
}
@ -126,20 +127,20 @@ void is31fl3736_init(uint8_t addr) {
// then disable software shutdown.
// Unlock the command register.
is31fl3736_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
is31fl3736_write_register(addr, IS31FL3736_COMMANDREGISTER_WRITELOCK, 0xC5);
// Select PG0
is31fl3736_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_LEDCONTROL);
is31fl3736_write_register(addr, IS31FL3736_COMMANDREGISTER, IS31FL3736_PAGE_LEDCONTROL);
// Turn off all LEDs.
for (int i = 0x00; i <= 0x17; i++) {
is31fl3736_write_register(addr, i, 0x00);
}
// Unlock the command register.
is31fl3736_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
is31fl3736_write_register(addr, IS31FL3736_COMMANDREGISTER_WRITELOCK, 0xC5);
// Select PG1
is31fl3736_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_PWM);
is31fl3736_write_register(addr, IS31FL3736_COMMANDREGISTER, IS31FL3736_PAGE_PWM);
// Set PWM on all LEDs to 0
// No need to setup Breath registers to PWM as that is the default.
for (int i = 0x00; i <= 0xBF; i++) {
@ -147,18 +148,18 @@ void is31fl3736_init(uint8_t addr) {
}
// Unlock the command register.
is31fl3736_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
is31fl3736_write_register(addr, IS31FL3736_COMMANDREGISTER_WRITELOCK, 0xC5);
// Select PG3
is31fl3736_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_FUNCTION);
is31fl3736_write_register(addr, IS31FL3736_COMMANDREGISTER, IS31FL3736_PAGE_FUNCTION);
// Set de-ghost pull-up resistors (SWx)
is31fl3736_write_register(addr, ISSI_REG_SWPULLUP, ISSI_SWPULLUP);
is31fl3736_write_register(addr, IS31FL3736_REG_SWPULLUP, IS31FL3736_SWPULLUP);
// Set de-ghost pull-down resistors (CSx)
is31fl3736_write_register(addr, ISSI_REG_CSPULLUP, ISSI_CSPULLUP);
is31fl3736_write_register(addr, IS31FL3736_REG_CSPULLUP, IS31FL3736_CSPULLUP);
// Set global current to maximum.
is31fl3736_write_register(addr, ISSI_REG_GLOBALCURRENT, ISSI_GLOBALCURRENT);
is31fl3736_write_register(addr, IS31FL3736_REG_GLOBALCURRENT, IS31FL3736_GLOBALCURRENT);
// Disable software shutdown.
is31fl3736_write_register(addr, ISSI_REG_CONFIGURATION, 0x01);
is31fl3736_write_register(addr, IS31FL3736_REG_CONFIGURATION, 0x01);
// Wait 10ms to ensure the device has woken up.
wait_ms(10);
@ -266,19 +267,19 @@ void is31fl3736_mono_set_led_control_register(uint8_t index, bool enabled) {
void is31fl3736_update_pwm_buffers(uint8_t addr, uint8_t index) {
if (g_pwm_buffer_update_required[index]) {
// Firstly we need to unlock the command register and select PG1
is31fl3736_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
is31fl3736_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_PWM);
is31fl3736_write_register(addr, IS31FL3736_COMMANDREGISTER_WRITELOCK, 0xC5);
is31fl3736_write_register(addr, IS31FL3736_COMMANDREGISTER, IS31FL3736_PAGE_PWM);
is31fl3736_write_pwm_buffer(addr, g_pwm_buffer[index]);
g_pwm_buffer_update_required[index] = false;
}
g_pwm_buffer_update_required[index] = false;
}
void is31fl3736_update_led_control_registers(uint8_t addr1, uint8_t addr2) {
if (g_led_control_registers_update_required) {
// Firstly we need to unlock the command register and select PG0
is31fl3736_write_register(addr1, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
is31fl3736_write_register(addr1, ISSI_COMMANDREGISTER, ISSI_PAGE_LEDCONTROL);
is31fl3736_write_register(addr1, IS31FL3736_COMMANDREGISTER_WRITELOCK, 0xC5);
is31fl3736_write_register(addr1, IS31FL3736_COMMANDREGISTER, IS31FL3736_PAGE_LEDCONTROL);
for (int i = 0; i < 24; i++) {
is31fl3736_write_register(addr1, i, g_led_control_registers[0][i]);
// is31fl3736_write_register(addr2, i, g_led_control_registers[1][i]);

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@ -19,19 +19,37 @@
#include <stdint.h>
#include <stdbool.h>
#include <string.h>
#include "progmem.h"
// Simple interface option.
// If these aren't defined, just define them to make it compile
#ifndef DRIVER_COUNT
# define DRIVER_COUNT 2
// ======== DEPRECATED DEFINES - DO NOT USE ========
#ifdef DRIVER_COUNT
# define IS31FL3736_DRIVER_COUNT DRIVER_COUNT
#endif
#ifdef ISSI_TIMEOUT
# define IS31FL3736_I2C_TIMEOUT ISSI_TIMEOUT
#endif
#ifdef ISSI_PERSISTENCE
# define IS31FL3736_I2C_PERSISTENCE ISSI_PERSISTENCE
#endif
#ifdef ISSI_SWPULLUP
# define IS31FL3736_SWPULLUP ISSI_SWPULLUP
#endif
#ifdef ISSI_CSPULLUP
# define IS31FL3736_CSPULLUP ISSI_CSPULLUP
#endif
#ifdef ISSI_GLOBALCURRENT
# define IS31FL3736_GLOBALCURRENT ISSI_GLOBALCURRENT
#endif
#ifndef RGB_MATRIX_LED_COUNT
# define RGB_MATRIX_LED_COUNT 96
#endif
#define PUR_0R IS31FL3736_PUR_0R
#define PUR_05KR IS31FL3736_PUR_05KR
#define PUR_1KR IS31FL3736_PUR_1KR
#define PUR_2KR IS31FL3736_PUR_2KR
#define PUR_4KR IS31FL3736_PUR_4KR
#define PUR_8KR IS31FL3736_PUR_8KR
#define PUR_16KR IS31FL3736_PUR_16KR
#define PUR_32KR IS31FL3736_PUR_32KR
// ========
typedef struct is31_led {
uint8_t driver : 2;
@ -62,14 +80,14 @@ void is31fl3736_mono_set_led_control_register(uint8_t index, bool enabled);
void is31fl3736_update_pwm_buffers(uint8_t addr, uint8_t index);
void is31fl3736_update_led_control_registers(uint8_t addr, uint8_t index);
#define PUR_0R 0x00 // No PUR resistor
#define PUR_05KR 0x01 // 0.5k Ohm resistor
#define PUR_1KR 0x02 // 1.0k Ohm resistor
#define PUR_2KR 0x03 // 2.0k Ohm resistor
#define PUR_4KR 0x04 // 4.0k Ohm resistor
#define PUR_8KR 0x05 // 8.0k Ohm resistor
#define PUR_16KR 0x06 // 16k Ohm resistor
#define PUR_32KR 0x07 // 32k Ohm resistor
#define IS31FL3736_PUR_0R 0x00 // No PUR resistor
#define IS31FL3736_PUR_05KR 0x01 // 0.5k Ohm resistor
#define IS31FL3736_PUR_1KR 0x02 // 1.0k Ohm resistor
#define IS31FL3736_PUR_2KR 0x03 // 2.0k Ohm resistor
#define IS31FL3736_PUR_4KR 0x04 // 4.0k Ohm resistor
#define IS31FL3736_PUR_8KR 0x05 // 8.0k Ohm resistor
#define IS31FL3736_PUR_16KR 0x06 // 16k Ohm resistor
#define IS31FL3736_PUR_32KR 0x07 // 32k Ohm resistor
#define A_1 0x00
#define A_2 0x02

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@ -61,3 +61,6 @@
// Backlight config starts after VIA's EEPROM usage,
// dynamic keymaps start after this.
#define VIA_EEPROM_CUSTOM_CONFIG_SIZE 7
#define IS31FL3736_DRIVER_COUNT 2
#define RGB_MATRIX_LED_COUNT 96

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@ -61,3 +61,6 @@
// Backlight config starts after VIA's EEPROM usage,
// dynamic keymaps start after this.
#define VIA_EEPROM_CUSTOM_CONFIG_SIZE 7
#define IS31FL3736_DRIVER_COUNT 2
#define RGB_MATRIX_LED_COUNT 96

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@ -61,3 +61,6 @@
// Backlight config starts after VIA's EEPROM usage,
// dynamic keymaps start after this.
#define VIA_EEPROM_CUSTOM_CONFIG_SIZE 7
#define IS31FL3736_DRIVER_COUNT 2
#define RGB_MATRIX_LED_COUNT 96

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@ -61,3 +61,6 @@
// Backlight config starts after VIA's EEPROM usage,
// dynamic keymaps start after this.
#define VIA_EEPROM_CUSTOM_CONFIG_SIZE 7
#define IS31FL3736_DRIVER_COUNT 2
#define RGB_MATRIX_LED_COUNT 96

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@ -61,3 +61,6 @@
// Backlight config starts after VIA's EEPROM usage,
// dynamic keymaps start after this.
#define VIA_EEPROM_CUSTOM_CONFIG_SIZE 7
#define IS31FL3736_DRIVER_COUNT 2
#define RGB_MATRIX_LED_COUNT 96

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@ -61,3 +61,6 @@
// Backlight config starts after VIA's EEPROM usage,
// dynamic keymaps start after this.
#define VIA_EEPROM_CUSTOM_CONFIG_SIZE 7
#define IS31FL3736_DRIVER_COUNT 2
#define RGB_MATRIX_LED_COUNT 96

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@ -61,3 +61,6 @@
// Backlight config starts after VIA's EEPROM usage,
// dynamic keymaps start after this.
#define VIA_EEPROM_CUSTOM_CONFIG_SIZE 7
#define IS31FL3736_DRIVER_COUNT 2
#define RGB_MATRIX_LED_COUNT 96