Dual RGB Matrix IS31FL3737 driver support to address #13442 (#13457)

* initial commit

* removed changes to write_pwm_buffer

* backward compatbility added

* fixed issue with backward compatibility

* documentation update

* removed unneccessary comment. branched from master

* updated per comments #13457

* removed blank line

* cformat on diff files
This commit is contained in:
Chris Cullin 2021-07-16 07:52:05 +10:00 committed by GitHub
parent e07401bb5a
commit 70267b35c3
Failed to generate hash of commit
3 changed files with 55 additions and 30 deletions

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@ -66,11 +66,12 @@ uint8_t g_twi_transfer_buffer[20];
// We could optimize this and take out the unused registers from these
// buffers and the transfers in IS31FL3737_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 = false;
uint8_t g_led_control_registers[DRIVER_COUNT][24] = {{0}};
bool g_led_control_registers_update_required = false;
uint8_t g_pwm_buffer[DRIVER_COUNT][192];
bool g_pwm_buffer_update_required[DRIVER_COUNT] = {false};
uint8_t g_led_control_registers[DRIVER_COUNT][24] = {0};
bool g_led_control_registers_update_required[DRIVER_COUNT] = {false};
void IS31FL3737_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
g_twi_transfer_buffer[0] = reg;
@ -158,10 +159,10 @@ void IS31FL3737_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) {
is31_led led;
memcpy_P(&led, (&g_is31_leds[index]), sizeof(led));
g_pwm_buffer[led.driver][led.r] = red;
g_pwm_buffer[led.driver][led.g] = green;
g_pwm_buffer[led.driver][led.b] = blue;
g_pwm_buffer_update_required = true;
g_pwm_buffer[led.driver][led.r] = red;
g_pwm_buffer[led.driver][led.g] = green;
g_pwm_buffer[led.driver][led.b] = blue;
g_pwm_buffer_update_required[led.driver] = true;
}
}
@ -199,30 +200,28 @@ void IS31FL3737_set_led_control_register(uint8_t index, bool red, bool green, bo
g_led_control_registers[led.driver][control_register_b] &= ~(1 << bit_b);
}
g_led_control_registers_update_required = true;
g_led_control_registers_update_required[led.driver] = true;
}
void IS31FL3737_update_pwm_buffers(uint8_t addr1, uint8_t addr2) {
if (g_pwm_buffer_update_required) {
void IS31FL3737_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
IS31FL3737_write_register(addr1, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
IS31FL3737_write_register(addr1, ISSI_COMMANDREGISTER, ISSI_PAGE_PWM);
IS31FL3737_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
IS31FL3737_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_PWM);
IS31FL3737_write_pwm_buffer(addr1, g_pwm_buffer[0]);
// IS31FL3737_write_pwm_buffer(addr2, g_pwm_buffer[1]);
IS31FL3737_write_pwm_buffer(addr, g_pwm_buffer[index]);
}
g_pwm_buffer_update_required = false;
g_pwm_buffer_update_required[index] = false;
}
void IS31FL3737_update_led_control_registers(uint8_t addr1, uint8_t addr2) {
if (g_led_control_registers_update_required) {
void IS31FL3737_update_led_control_registers(uint8_t addr, uint8_t index) {
if (g_led_control_registers_update_required[index]) {
// Firstly we need to unlock the command register and select PG0
IS31FL3737_write_register(addr1, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
IS31FL3737_write_register(addr1, ISSI_COMMANDREGISTER, ISSI_PAGE_LEDCONTROL);
IS31FL3737_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
IS31FL3737_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_LEDCONTROL);
for (int i = 0; i < 24; i++) {
IS31FL3737_write_register(addr1, i, g_led_control_registers[0][i]);
// IS31FL3737_write_register(addr2, i, g_led_control_registers[1][i]);
IS31FL3737_write_register(addr, i, g_led_control_registers[index][i]);
}
g_led_control_registers_update_required = false;
}
g_led_control_registers_update_required[index] = false;
}