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is31fl3741: split PWM and scaling buffers (#23049)

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Ryan 2024-02-14 11:16:27 +11:00 committed by GitHub
parent 2ddf8635c8
commit c8c55e3220
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4 changed files with 1582 additions and 796 deletions
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103
drivers/led/issi/is31fl3741-mono.c
View File

@ -21,8 +21,10 @@
#include "i2c_master.h" #include "i2c_master.h"
#include "wait.h" #include "wait.h"
#define IS31FL3741_PWM_REGISTER_COUNT 351 #define IS31FL3741_PWM_0_REGISTER_COUNT 180
#define IS31FL3741_SCALING_REGISTER_COUNT 351 #define IS31FL3741_PWM_1_REGISTER_COUNT 171
#define IS31FL3741_SCALING_0_REGISTER_COUNT 180
#define IS31FL3741_SCALING_1_REGISTER_COUNT 171
#ifndef IS31FL3741_I2C_TIMEOUT #ifndef IS31FL3741_I2C_TIMEOUT
# define IS31FL3741_I2C_TIMEOUT 100 # define IS31FL3741_I2C_TIMEOUT 100
@ -72,16 +74,20 @@ const uint8_t i2c_addresses[IS31FL3741_DRIVER_COUNT] = {
// buffers and the transfers in is31fl3741_write_pwm_buffer() but it's // buffers and the transfers in is31fl3741_write_pwm_buffer() but it's
// probably not worth the extra complexity. // probably not worth the extra complexity.
typedef struct is31fl3741_driver_t { typedef struct is31fl3741_driver_t {
uint8_t pwm_buffer[IS31FL3741_PWM_REGISTER_COUNT]; uint8_t pwm_buffer_0[IS31FL3741_PWM_0_REGISTER_COUNT];
uint8_t pwm_buffer_1[IS31FL3741_PWM_1_REGISTER_COUNT];
bool pwm_buffer_dirty; bool pwm_buffer_dirty;
uint8_t scaling_buffer[IS31FL3741_SCALING_REGISTER_COUNT]; uint8_t scaling_buffer_0[IS31FL3741_SCALING_0_REGISTER_COUNT];
uint8_t scaling_buffer_1[IS31FL3741_SCALING_1_REGISTER_COUNT];
bool scaling_buffer_dirty; bool scaling_buffer_dirty;
} PACKED is31fl3741_driver_t; } PACKED is31fl3741_driver_t;
is31fl3741_driver_t driver_buffers[IS31FL3741_DRIVER_COUNT] = {{ is31fl3741_driver_t driver_buffers[IS31FL3741_DRIVER_COUNT] = {{
.pwm_buffer = {0}, .pwm_buffer_0 = {0},
.pwm_buffer_1 = {0},
.pwm_buffer_dirty = false, .pwm_buffer_dirty = false,
.scaling_buffer = {0}, .scaling_buffer_0 = {0},
.scaling_buffer_1 = {0},
.scaling_buffer_dirty = false, .scaling_buffer_dirty = false,
}}; }};
@ -101,30 +107,35 @@ void is31fl3741_select_page(uint8_t index, uint8_t page) {
} }
void is31fl3741_write_pwm_buffer(uint8_t index) { void is31fl3741_write_pwm_buffer(uint8_t index) {
// Assume page 0 is already selected is31fl3741_select_page(index, IS31FL3741_COMMAND_PWM_0);
for (uint16_t i = 0; i < 342; i += 18) { // Transmit PWM0 registers in 6 transfers of 30 bytes.
if (i == 180) {
is31fl3741_select_page(index, IS31FL3741_COMMAND_PWM_1);
}
// Iterate over the pwm_buffer_0 contents at 30 byte intervals.
for (uint8_t i = 0; i < IS31FL3741_PWM_0_REGISTER_COUNT; i += 30) {
#if IS31FL3741_I2C_PERSISTENCE > 0 #if IS31FL3741_I2C_PERSISTENCE > 0
for (uint8_t j = 0; j < IS31FL3741_I2C_PERSISTENCE; j++) { for (uint8_t j = 0; j < IS31FL3741_I2C_PERSISTENCE; j++) {
if (i2c_write_register(i2c_addresses[index] << 1, i % 180, driver_buffers[index].pwm_buffer + i, 18, IS31FL3741_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break; if (i2c_write_register(i2c_addresses[index] << 1, i, driver_buffers[index].pwm_buffer_0 + i, 30, IS31FL3741_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
} }
#else #else
i2c_write_register(i2c_addresses[index] << 1, i % 180, driver_buffers[index].pwm_buffer + i, 18, IS31FL3741_I2C_TIMEOUT); i2c_write_register(i2c_addresses[index] << 1, i, driver_buffers[index].pwm_buffer_0 + i, 30, IS31FL3741_I2C_TIMEOUT);
#endif #endif
} }
// transfer the left cause the total number is 351 is31fl3741_select_page(index, IS31FL3741_COMMAND_PWM_1);
// Transmit PWM1 registers in 9 transfers of 19 bytes.
// Iterate over the pwm_buffer_1 contents at 19 byte intervals.
for (uint8_t i = 0; i < IS31FL3741_PWM_1_REGISTER_COUNT; i += 19) {
#if IS31FL3741_I2C_PERSISTENCE > 0 #if IS31FL3741_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3741_I2C_PERSISTENCE; i++) { for (uint8_t i = 0; i < IS31FL3741_I2C_PERSISTENCE; i++) {
if (i2c_write_register(i2c_addresses[index] << 1, 162, driver_buffers[index].pwm_buffer + 342, 9, IS31FL3741_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break; if (i2c_write_register(i2c_addresses[index] << 1, i, driver_buffers[index].pwm_buffer_1 + i, 19, IS31FL3741_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
} }
#else #else
i2c_write_register(i2c_addresses[index] << 1, 162, driver_buffers[index].pwm_buffer + 342, 9, IS31FL3741_I2C_TIMEOUT); i2c_write_register(i2c_addresses[index] << 1, i, driver_buffers[index].pwm_buffer_1 + i, 19, IS31FL3741_I2C_TIMEOUT);
#endif #endif
}
} }
void is31fl3741_init_drivers(void) { void is31fl3741_init_drivers(void) {
@ -168,18 +179,34 @@ void is31fl3741_init(uint8_t index) {
wait_ms(10); wait_ms(10);
} }
uint8_t get_pwm_value(uint8_t driver, uint16_t reg) {
if (reg & 0x100) {
return driver_buffers[driver].pwm_buffer_1[reg & 0xFF];
} else {
return driver_buffers[driver].pwm_buffer_0[reg];
}
}
void set_pwm_value(uint8_t driver, uint16_t reg, uint8_t value) {
if (reg & 0x100) {
driver_buffers[driver].pwm_buffer_1[reg & 0xFF] = value;
} else {
driver_buffers[driver].pwm_buffer_0[reg] = value;
}
}
void is31fl3741_set_value(int index, uint8_t value) { void is31fl3741_set_value(int index, uint8_t value) {
is31fl3741_led_t led; is31fl3741_led_t led;
if (index >= 0 && index < IS31FL3741_LED_COUNT) { if (index >= 0 && index < IS31FL3741_LED_COUNT) {
memcpy_P(&led, (&g_is31fl3741_leds[index]), sizeof(led)); memcpy_P(&led, (&g_is31fl3741_leds[index]), sizeof(led));
if (driver_buffers[led.driver].pwm_buffer[led.v] == value) { if (get_pwm_value(led.driver, led.v) == value) {
return; return;
} }
driver_buffers[led.driver].pwm_buffer[led.v] = value; set_pwm_value(led.driver, led.v, value);
driver_buffers[led.driver].pwm_buffer_dirty = true; driver_buffers[led.driver].pwm_buffer_dirty = true;
} }
} }
@ -189,23 +216,25 @@ void is31fl3741_set_value_all(uint8_t value) {
} }
} }
void set_scaling_value(uint8_t driver, uint16_t reg, uint8_t value) {
if (reg & 0x100) {
driver_buffers[driver].scaling_buffer_1[reg & 0xFF] = value;
} else {
driver_buffers[driver].scaling_buffer_0[reg] = value;
}
}
void is31fl3741_set_led_control_register(uint8_t index, bool value) { void is31fl3741_set_led_control_register(uint8_t index, bool value) {
is31fl3741_led_t led; is31fl3741_led_t led;
memcpy_P(&led, (&g_is31fl3741_leds[index]), sizeof(led)); memcpy_P(&led, (&g_is31fl3741_leds[index]), sizeof(led));
if (value) { set_scaling_value(led.driver, led.v, value ? 0xFF : 0x00);
driver_buffers[led.driver].scaling_buffer[led.v] = 0xFF;
} else {
driver_buffers[led.driver].scaling_buffer[led.v] = 0x00;
}
driver_buffers[led.driver].scaling_buffer_dirty = true; driver_buffers[led.driver].scaling_buffer_dirty = true;
} }
void is31fl3741_update_pwm_buffers(uint8_t index) { void is31fl3741_update_pwm_buffers(uint8_t index) {
if (driver_buffers[index].pwm_buffer_dirty) { if (driver_buffers[index].pwm_buffer_dirty) {
is31fl3741_select_page(index, IS31FL3741_COMMAND_PWM_0);
is31fl3741_write_pwm_buffer(index); is31fl3741_write_pwm_buffer(index);
driver_buffers[index].pwm_buffer_dirty = false; driver_buffers[index].pwm_buffer_dirty = false;
@ -213,24 +242,22 @@ void is31fl3741_update_pwm_buffers(uint8_t index) {
} }
void is31fl3741_set_pwm_buffer(const is31fl3741_led_t *pled, uint8_t value) { void is31fl3741_set_pwm_buffer(const is31fl3741_led_t *pled, uint8_t value) {
driver_buffers[pled->driver].pwm_buffer[pled->v] = value; set_pwm_value(pled->driver, pled->v, value);
driver_buffers[pled->driver].pwm_buffer_dirty = true; driver_buffers[pled->driver].pwm_buffer_dirty = true;
} }
void is31fl3741_update_led_control_registers(uint8_t index) { void is31fl3741_update_led_control_registers(uint8_t index) {
if (driver_buffers[index].scaling_buffer_dirty) { if (driver_buffers[index].scaling_buffer_dirty) {
is31fl3741_select_page(index, IS31FL3741_COMMAND_SCALING_0); is31fl3741_select_page(index, IS31FL3741_COMMAND_SCALING_0);
// CS1_SW1 to CS30_SW6 are on page 2 for (uint8_t i = 0; i < IS31FL3741_SCALING_0_REGISTER_COUNT; i++) {
for (int i = CS1_SW1; i <= CS30_SW6; ++i) { is31fl3741_write_register(index, i, driver_buffers[index].scaling_buffer_0[i]);
is31fl3741_write_register(index, i, driver_buffers[index].scaling_buffer[i]);
} }
is31fl3741_select_page(index, IS31FL3741_COMMAND_SCALING_1); is31fl3741_select_page(index, IS31FL3741_COMMAND_SCALING_1);
// CS1_SW7 to CS39_SW9 are on page 3 for (uint8_t i = 0; i < IS31FL3741_SCALING_1_REGISTER_COUNT; i++) {
for (int i = CS1_SW7; i <= CS39_SW9; ++i) { is31fl3741_write_register(index, i, driver_buffers[index].scaling_buffer_1[i]);
is31fl3741_write_register(index, i - CS1_SW7, driver_buffers[index].scaling_buffer[i]);
} }
driver_buffers[index].scaling_buffer_dirty = false; driver_buffers[index].scaling_buffer_dirty = false;
@ -238,8 +265,8 @@ void is31fl3741_update_led_control_registers(uint8_t index) {
} }
void is31fl3741_set_scaling_registers(const is31fl3741_led_t *pled, uint8_t value) { void is31fl3741_set_scaling_registers(const is31fl3741_led_t *pled, uint8_t value) {
driver_buffers[pled->driver].scaling_buffer[pled->v] = value; set_scaling_value(pled->driver, pled->v, value);
driver_buffers[pled->driver].scaling_buffer_dirty = true; driver_buffers[pled->driver].scaling_buffer_dirty = true;
} }
void is31fl3741_flush(void) { void is31fl3741_flush(void) {

1073
drivers/led/issi/is31fl3741-mono.h
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File diff suppressed because it is too large Load Diff

129
drivers/led/issi/is31fl3741.c
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@ -21,8 +21,10 @@
#include "i2c_master.h" #include "i2c_master.h"
#include "wait.h" #include "wait.h"
#define IS31FL3741_PWM_REGISTER_COUNT 351 #define IS31FL3741_PWM_0_REGISTER_COUNT 180
#define IS31FL3741_SCALING_REGISTER_COUNT 351 #define IS31FL3741_PWM_1_REGISTER_COUNT 171
#define IS31FL3741_SCALING_0_REGISTER_COUNT 180
#define IS31FL3741_SCALING_1_REGISTER_COUNT 171
#ifndef IS31FL3741_I2C_TIMEOUT #ifndef IS31FL3741_I2C_TIMEOUT
# define IS31FL3741_I2C_TIMEOUT 100 # define IS31FL3741_I2C_TIMEOUT 100
@ -72,16 +74,20 @@ const uint8_t i2c_addresses[IS31FL3741_DRIVER_COUNT] = {
// buffers and the transfers in is31fl3741_write_pwm_buffer() but it's // buffers and the transfers in is31fl3741_write_pwm_buffer() but it's
// probably not worth the extra complexity. // probably not worth the extra complexity.
typedef struct is31fl3741_driver_t { typedef struct is31fl3741_driver_t {
uint8_t pwm_buffer[IS31FL3741_PWM_REGISTER_COUNT]; uint8_t pwm_buffer_0[IS31FL3741_PWM_0_REGISTER_COUNT];
uint8_t pwm_buffer_1[IS31FL3741_PWM_1_REGISTER_COUNT];
bool pwm_buffer_dirty; bool pwm_buffer_dirty;
uint8_t scaling_buffer[IS31FL3741_SCALING_REGISTER_COUNT]; uint8_t scaling_buffer_0[IS31FL3741_SCALING_0_REGISTER_COUNT];
uint8_t scaling_buffer_1[IS31FL3741_SCALING_1_REGISTER_COUNT];
bool scaling_buffer_dirty; bool scaling_buffer_dirty;
} PACKED is31fl3741_driver_t; } PACKED is31fl3741_driver_t;
is31fl3741_driver_t driver_buffers[IS31FL3741_DRIVER_COUNT] = {{ is31fl3741_driver_t driver_buffers[IS31FL3741_DRIVER_COUNT] = {{
.pwm_buffer = {0}, .pwm_buffer_0 = {0},
.pwm_buffer_1 = {0},
.pwm_buffer_dirty = false, .pwm_buffer_dirty = false,
.scaling_buffer = {0}, .scaling_buffer_0 = {0},
.scaling_buffer_1 = {0},
.scaling_buffer_dirty = false, .scaling_buffer_dirty = false,
}}; }};
@ -101,30 +107,35 @@ void is31fl3741_select_page(uint8_t index, uint8_t page) {
} }
void is31fl3741_write_pwm_buffer(uint8_t index) { void is31fl3741_write_pwm_buffer(uint8_t index) {
// Assume page 0 is already selected is31fl3741_select_page(index, IS31FL3741_COMMAND_PWM_0);
for (uint16_t i = 0; i < 342; i += 18) { // Transmit PWM0 registers in 6 transfers of 30 bytes.
if (i == 180) {
is31fl3741_select_page(index, IS31FL3741_COMMAND_PWM_1);
}
// Iterate over the pwm_buffer_0 contents at 30 byte intervals.
for (uint8_t i = 0; i < IS31FL3741_PWM_0_REGISTER_COUNT; i += 30) {
#if IS31FL3741_I2C_PERSISTENCE > 0 #if IS31FL3741_I2C_PERSISTENCE > 0
for (uint8_t j = 0; j < IS31FL3741_I2C_PERSISTENCE; j++) { for (uint8_t j = 0; j < IS31FL3741_I2C_PERSISTENCE; j++) {
if (i2c_write_register(i2c_addresses[index] << 1, i % 180, driver_buffers[index].pwm_buffer + i, 18, IS31FL3741_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break; if (i2c_write_register(i2c_addresses[index] << 1, i, driver_buffers[index].pwm_buffer_0 + i, 30, IS31FL3741_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
} }
#else #else
i2c_write_register(i2c_addresses[index] << 1, i % 180, driver_buffers[index].pwm_buffer + i, 18, IS31FL3741_I2C_TIMEOUT); i2c_write_register(i2c_addresses[index] << 1, i, driver_buffers[index].pwm_buffer_0 + i, 30, IS31FL3741_I2C_TIMEOUT);
#endif #endif
} }
// transfer the left cause the total number is 351 is31fl3741_select_page(index, IS31FL3741_COMMAND_PWM_1);
// Transmit PWM1 registers in 9 transfers of 19 bytes.
// Iterate over the pwm_buffer_1 contents at 19 byte intervals.
for (uint8_t i = 0; i < IS31FL3741_PWM_1_REGISTER_COUNT; i += 19) {
#if IS31FL3741_I2C_PERSISTENCE > 0 #if IS31FL3741_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3741_I2C_PERSISTENCE; i++) { for (uint8_t i = 0; i < IS31FL3741_I2C_PERSISTENCE; i++) {
if (i2c_write_register(i2c_addresses[index] << 1, 162, driver_buffers[index].pwm_buffer + 342, 9, IS31FL3741_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break; if (i2c_write_register(i2c_addresses[index] << 1, i, driver_buffers[index].pwm_buffer_1 + i, 19, IS31FL3741_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
} }
#else #else
i2c_write_register(i2c_addresses[index] << 1, 162, driver_buffers[index].pwm_buffer + 342, 9, IS31FL3741_I2C_TIMEOUT); i2c_write_register(i2c_addresses[index] << 1, i, driver_buffers[index].pwm_buffer_1 + i, 19, IS31FL3741_I2C_TIMEOUT);
#endif #endif
}
} }
void is31fl3741_init_drivers(void) { void is31fl3741_init_drivers(void) {
@ -168,20 +179,36 @@ void is31fl3741_init(uint8_t index) {
wait_ms(10); wait_ms(10);
} }
uint8_t get_pwm_value(uint8_t driver, uint16_t reg) {
if (reg & 0x100) {
return driver_buffers[driver].pwm_buffer_1[reg & 0xFF];
} else {
return driver_buffers[driver].pwm_buffer_0[reg];
}
}
void set_pwm_value(uint8_t driver, uint16_t reg, uint8_t value) {
if (reg & 0x100) {
driver_buffers[driver].pwm_buffer_1[reg & 0xFF] = value;
} else {
driver_buffers[driver].pwm_buffer_0[reg] = value;
}
}
void is31fl3741_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) { void is31fl3741_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) {
is31fl3741_led_t led; is31fl3741_led_t led;
if (index >= 0 && index < IS31FL3741_LED_COUNT) { if (index >= 0 && index < IS31FL3741_LED_COUNT) {
memcpy_P(&led, (&g_is31fl3741_leds[index]), sizeof(led)); memcpy_P(&led, (&g_is31fl3741_leds[index]), sizeof(led));
if (driver_buffers[led.driver].pwm_buffer[led.r] == red && driver_buffers[led.driver].pwm_buffer[led.g] == green && driver_buffers[led.driver].pwm_buffer[led.b] == blue) { if (get_pwm_value(led.driver, led.r) == red && get_pwm_value(led.driver, led.g) == green && get_pwm_value(led.driver, led.b) == blue) {
return; return;
} }
driver_buffers[led.driver].pwm_buffer[led.r] = red; set_pwm_value(led.driver, led.r, red);
driver_buffers[led.driver].pwm_buffer[led.g] = green; set_pwm_value(led.driver, led.g, green);
driver_buffers[led.driver].pwm_buffer[led.b] = blue; set_pwm_value(led.driver, led.b, blue);
driver_buffers[led.driver].pwm_buffer_dirty = true; driver_buffers[led.driver].pwm_buffer_dirty = true;
} }
} }
@ -191,35 +218,27 @@ void is31fl3741_set_color_all(uint8_t red, uint8_t green, uint8_t blue) {
} }
} }
void set_scaling_value(uint8_t driver, uint16_t reg, uint8_t value) {
if (reg & 0x100) {
driver_buffers[driver].scaling_buffer_1[reg & 0xFF] = value;
} else {
driver_buffers[driver].scaling_buffer_0[reg] = value;
}
}
void is31fl3741_set_led_control_register(uint8_t index, bool red, bool green, bool blue) { void is31fl3741_set_led_control_register(uint8_t index, bool red, bool green, bool blue) {
is31fl3741_led_t led; is31fl3741_led_t led;
memcpy_P(&led, (&g_is31fl3741_leds[index]), sizeof(led)); memcpy_P(&led, (&g_is31fl3741_leds[index]), sizeof(led));
if (red) { set_scaling_value(led.driver, led.r, red ? 0xFF : 0x00);
driver_buffers[led.driver].scaling_buffer[led.r] = 0xFF; set_scaling_value(led.driver, led.g, green ? 0xFF : 0x00);
} else { set_scaling_value(led.driver, led.b, blue ? 0xFF : 0x00);
driver_buffers[led.driver].scaling_buffer[led.r] = 0x00;
}
if (green) {
driver_buffers[led.driver].scaling_buffer[led.g] = 0xFF;
} else {
driver_buffers[led.driver].scaling_buffer[led.g] = 0x00;
}
if (blue) {
driver_buffers[led.driver].scaling_buffer[led.b] = 0xFF;
} else {
driver_buffers[led.driver].scaling_buffer[led.b] = 0x00;
}
driver_buffers[led.driver].scaling_buffer_dirty = true; driver_buffers[led.driver].scaling_buffer_dirty = true;
} }
void is31fl3741_update_pwm_buffers(uint8_t index) { void is31fl3741_update_pwm_buffers(uint8_t index) {
if (driver_buffers[index].pwm_buffer_dirty) { if (driver_buffers[index].pwm_buffer_dirty) {
is31fl3741_select_page(index, IS31FL3741_COMMAND_PWM_0);
is31fl3741_write_pwm_buffer(index); is31fl3741_write_pwm_buffer(index);
driver_buffers[index].pwm_buffer_dirty = false; driver_buffers[index].pwm_buffer_dirty = false;
@ -227,26 +246,24 @@ void is31fl3741_update_pwm_buffers(uint8_t index) {
} }
void is31fl3741_set_pwm_buffer(const is31fl3741_led_t *pled, uint8_t red, uint8_t green, uint8_t blue) { void is31fl3741_set_pwm_buffer(const is31fl3741_led_t *pled, uint8_t red, uint8_t green, uint8_t blue) {
driver_buffers[pled->driver].pwm_buffer[pled->r] = red; set_pwm_value(pled->driver, pled->r, red);
driver_buffers[pled->driver].pwm_buffer[pled->g] = green; set_pwm_value(pled->driver, pled->g, green);
driver_buffers[pled->driver].pwm_buffer[pled->b] = blue; set_pwm_value(pled->driver, pled->b, blue);
driver_buffers[pled->driver].pwm_buffer_dirty = true; driver_buffers[pled->driver].pwm_buffer_dirty = true;
} }
void is31fl3741_update_led_control_registers(uint8_t index) { void is31fl3741_update_led_control_registers(uint8_t index) {
if (driver_buffers[index].scaling_buffer_dirty) { if (driver_buffers[index].scaling_buffer_dirty) {
is31fl3741_select_page(index, IS31FL3741_COMMAND_SCALING_0); is31fl3741_select_page(index, IS31FL3741_COMMAND_SCALING_0);
// CS1_SW1 to CS30_SW6 are on page 2 for (uint8_t i = 0; i < IS31FL3741_SCALING_0_REGISTER_COUNT; i++) {
for (int i = CS1_SW1; i <= CS30_SW6; ++i) { is31fl3741_write_register(index, i, driver_buffers[index].scaling_buffer_0[i]);
is31fl3741_write_register(index, i, driver_buffers[index].scaling_buffer[i]);
} }
is31fl3741_select_page(index, IS31FL3741_COMMAND_SCALING_1); is31fl3741_select_page(index, IS31FL3741_COMMAND_SCALING_1);
// CS1_SW7 to CS39_SW9 are on page 3 for (uint8_t i = 0; i < IS31FL3741_SCALING_1_REGISTER_COUNT; i++) {
for (int i = CS1_SW7; i <= CS39_SW9; ++i) { is31fl3741_write_register(index, i, driver_buffers[index].scaling_buffer_1[i]);
is31fl3741_write_register(index, i - CS1_SW7, driver_buffers[index].scaling_buffer[i]);
} }
driver_buffers[index].scaling_buffer_dirty = false; driver_buffers[index].scaling_buffer_dirty = false;
@ -254,10 +271,10 @@ void is31fl3741_update_led_control_registers(uint8_t index) {
} }
void is31fl3741_set_scaling_registers(const is31fl3741_led_t *pled, uint8_t red, uint8_t green, uint8_t blue) { void is31fl3741_set_scaling_registers(const is31fl3741_led_t *pled, uint8_t red, uint8_t green, uint8_t blue) {
driver_buffers[pled->driver].scaling_buffer[pled->r] = red; set_scaling_value(pled->driver, pled->r, red);
driver_buffers[pled->driver].scaling_buffer[pled->g] = green; set_scaling_value(pled->driver, pled->g, green);
driver_buffers[pled->driver].scaling_buffer[pled->b] = blue; set_scaling_value(pled->driver, pled->b, blue);
driver_buffers[pled->driver].scaling_buffer_dirty = true; driver_buffers[pled->driver].scaling_buffer_dirty = true;
} }
void is31fl3741_flush(void) { void is31fl3741_flush(void) {

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drivers/led/issi/is31fl3741.h
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