diff options
Diffstat (limited to 'keyboards/input_club/k_type/is31fl3733-dual.c')
| -rw-r--r-- | keyboards/input_club/k_type/is31fl3733-dual.c | 191 |
1 files changed, 123 insertions, 68 deletions
diff --git a/keyboards/input_club/k_type/is31fl3733-dual.c b/keyboards/input_club/k_type/is31fl3733-dual.c index 2dec2b0a26..8aa9344c85 100644 --- a/keyboards/input_club/k_type/is31fl3733-dual.c +++ b/keyboards/input_club/k_type/is31fl3733-dual.c @@ -16,46 +16,64 @@ * along with this program. If not, see <http://www.gnu.org/licenses/>. */ -#ifdef RGB_MATRIX_ENABLE - #include "is31fl3733-dual.h" #include "i2c_master.h" #include "wait.h" -// This is a 7-bit address, that gets left-shifted and bit 0 -// set to 0 for write, 1 for read (as per I2C protocol) -// The address will vary depending on your wiring: -// 00 <-> GND -// 01 <-> SCL -// 10 <-> SDA -// 11 <-> VCC -// 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 ISSI_COMMANDREGISTER 0xFD -#define ISSI_COMMANDREGISTER_WRITELOCK 0xFE -#define ISSI_INTERRUPTMASKREGISTER 0xF0 -#define ISSI_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 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 - -#ifndef ISSI_TIMEOUT -# define ISSI_TIMEOUT 5000 +#define IS31FL3733_COMMANDREGISTER 0xFD +#define IS31FL3733_COMMANDREGISTER_WRITELOCK 0xFE +#define IS31FL3733_INTERRUPTMASKREGISTER 0xF0 +#define IS31FL3733_INTERRUPTSTATUSREGISTER 0xF1 + +#define IS31FL3733_PAGE_LEDCONTROL 0x00 // PG0 +#define IS31FL3733_PAGE_PWM 0x01 // PG1 +#define IS31FL3733_PAGE_AUTOBREATH 0x02 // PG2 +#define IS31FL3733_PAGE_FUNCTION 0x03 // PG3 + +#define IS31FL3733_REG_CONFIGURATION 0x00 // PG3 +#define IS31FL3733_REG_GLOBALCURRENT 0x01 // PG3 +#define IS31FL3733_REG_RESET 0x11 // PG3 +#define IS31FL3733_REG_SW_PULLUP 0x0F // PG3 +#define IS31FL3733_REG_CS_PULLDOWN 0x10 // PG3 + +#define IS31FL3733_PWM_REGISTER_COUNT 192 +#define IS31FL3733_LED_CONTROL_REGISTER_COUNT 24 + +#ifndef IS31FL3733_I2C_TIMEOUT +# define IS31FL3733_I2C_TIMEOUT 100 +#endif + +#ifndef IS31FL3733_I2C_PERSISTENCE +# define IS31FL3733_I2C_PERSISTENCE 0 +#endif + +#ifndef IS31FL3733_PWM_FREQUENCY +# define IS31FL3733_PWM_FREQUENCY IS31FL3733_PWM_FREQUENCY_8K4_HZ // PFS - IS31FL3733B only #endif -#ifndef ISSI_PERSISTENCE -# define ISSI_PERSISTENCE 0 +#ifndef IS31FL3733_SW_PULLUP +# define IS31FL3733_SW_PULLUP IS31FL3733_PUR_0_OHM +#endif + +#ifndef IS31FL3733_CS_PULLDOWN +# define IS31FL3733_CS_PULLDOWN IS31FL3733_PDR_0_OHM +#endif + +#ifndef IS31FL3733_GLOBALCURRENT +# define IS31FL3733_GLOBALCURRENT 0xFF +#endif + +#ifndef IS31FL3733_SYNC_1 +# define IS31FL3733_SYNC_1 IS31FL3733_SYNC_NONE +#endif +#ifndef IS31FL3733_SYNC_2 +# define IS31FL3733_SYNC_2 IS31FL3733_SYNC_NONE +#endif +#ifndef IS31FL3733_SYNC_3 +# define IS31FL3733_SYNC_3 IS31FL3733_SYNC_NONE +#endif +#ifndef IS31FL3733_SYNC_4 +# define IS31FL3733_SYNC_4 IS31FL3733_SYNC_NONE #endif // Transfer buffer for TWITransmitData() @@ -67,25 +85,25 @@ uint8_t g_twi_transfer_buffer[20]; // We could optimize this and take out the unused registers from these // buffers and the transfers in is31fl3733_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[IS31FL3733_DRIVER_COUNT][IS31FL3733_PWM_REGISTER_COUNT]; +bool g_pwm_buffer_update_required[IS31FL3733_DRIVER_COUNT] = {false}; -uint8_t g_led_control_registers[DRIVER_COUNT][24] = {{0}, {0}}; -bool g_led_control_registers_update_required[DRIVER_COUNT] = {false}; +uint8_t g_led_control_registers[IS31FL3733_DRIVER_COUNT][IS31FL3733_LED_CONTROL_REGISTER_COUNT] = {0}; +bool g_led_control_registers_update_required[IS31FL3733_DRIVER_COUNT] = {false}; bool is31fl3733_write_register(uint8_t index, uint8_t addr, uint8_t reg, uint8_t data) { // If the transaction fails function returns false. 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(index, addr << 1, g_twi_transfer_buffer, 2, TIME_US2I(ISSI_TIMEOUT)) != 0) { +#if IS31FL3733_I2C_PERSISTENCE > 0 + for (uint8_t i = 0; i < IS31FL3733_I2C_PERSISTENCE; i++) { + if (i2c_transmit(index, addr << 1, g_twi_transfer_buffer, 2, IS31FL3733_I2C_TIMEOUT) != 0) { return false; } } #else - if (i2c_transmit(index, addr << 1, g_twi_transfer_buffer, 2, TIME_US2I(ISSI_TIMEOUT)) != 0) { + if (i2c_transmit(index, addr << 1, g_twi_transfer_buffer, 2, IS31FL3733_I2C_TIMEOUT) != 0) { return false; } #endif @@ -99,7 +117,7 @@ bool is31fl3733_write_pwm_buffer(uint8_t index, uint8_t addr, uint8_t *pwm_buffe // g_twi_transfer_buffer[] is 20 bytes // Iterate over the pwm_buffer contents at 16 byte intervals. - for (int i = 0; i < 192; i += 16) { + for (int i = 0; i < IS31FL3733_PWM_REGISTER_COUNT; i += 16) { g_twi_transfer_buffer[0] = i; // Copy the data from i to i+15. // Device will auto-increment register for data after the first byte @@ -108,14 +126,14 @@ bool is31fl3733_write_pwm_buffer(uint8_t index, uint8_t addr, uint8_t *pwm_buffe g_twi_transfer_buffer[1 + j] = pwm_buffer[i + j]; } -#if ISSI_PERSISTENCE > 0 - for (uint8_t i = 0; i < ISSI_PERSISTENCE; i++) { - if (i2c_transmit(index, addr << 1, g_twi_transfer_buffer, 17, TIME_US2I(ISSI_TIMEOUT)) != 0) { +#if IS31FL3733_I2C_PERSISTENCE > 0 + for (uint8_t i = 0; i < IS31FL3733_I2C_PERSISTENCE; i++) { + if (i2c_transmit(index, addr << 1, g_twi_transfer_buffer, 17, IS31FL3733_I2C_TIMEOUT) != 0) { return false; } } #else - if (i2c_transmit(index, addr << 1, g_twi_transfer_buffer, 17, TIME_US2I(ISSI_TIMEOUT)) != 0) { + if (i2c_transmit(index, addr << 1, g_twi_transfer_buffer, 17, IS31FL3733_I2C_TIMEOUT) != 0) { return false; } #endif @@ -123,6 +141,24 @@ bool is31fl3733_write_pwm_buffer(uint8_t index, uint8_t addr, uint8_t *pwm_buffe return true; } +void is31fl3733_init_drivers(void) { + i2c_init(&I2CD1, I2C1_SCL_PIN, I2C1_SDA_PIN); + is31fl3733_init(0, IS31FL3733_I2C_ADDRESS_1, IS31FL3733_SYNC_1); +# ifdef USE_I2C2 + i2c_init(&I2CD2, I2C2_SCL_PIN, I2C2_SDA_PIN); + is31fl3733_init(1, IS31FL3733_I2C_ADDRESS_2, IS31FL3733_SYNC_2); +# endif + + for (int i = 0; i < IS31FL3733_LED_COUNT; i++) { + is31fl3733_set_led_control_register(i, true, true, true); + } + + is31fl3733_update_led_control_registers(IS31FL3733_I2C_ADDRESS_1, 0); +# ifdef USE_I2C2 + is31fl3733_update_led_control_registers(IS31FL3733_I2C_ADDRESS_2, 1); +# endif +} + void is31fl3733_init(uint8_t bus, uint8_t addr, uint8_t sync) { // In order to avoid the LEDs being driven with garbage data // in the LED driver's PWM registers, shutdown is enabled last. @@ -131,38 +167,52 @@ void is31fl3733_init(uint8_t bus, uint8_t addr, uint8_t sync) { // Sync is passed so set it according to the datasheet. // Unlock the command register. - is31fl3733_write_register(bus, addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5); + is31fl3733_write_register(bus, addr, IS31FL3733_COMMANDREGISTER_WRITELOCK, 0xC5); + // Select PG0 - is31fl3733_write_register(bus, addr, ISSI_COMMANDREGISTER, ISSI_PAGE_LEDCONTROL); + is31fl3733_write_register(bus, addr, IS31FL3733_COMMANDREGISTER, IS31FL3733_PAGE_LEDCONTROL); // Turn off all LEDs. - for (int i = 0x00; i <= 0x17; i++) { + for (int i = 0; i < IS31FL3733_LED_CONTROL_REGISTER_COUNT; i++) { is31fl3733_write_register(bus, addr, i, 0x00); } + // Unlock the command register. - is31fl3733_write_register(bus, addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5); + is31fl3733_write_register(bus, addr, IS31FL3733_COMMANDREGISTER_WRITELOCK, 0xC5); + // Select PG1 - is31fl3733_write_register(bus, addr, ISSI_COMMANDREGISTER, ISSI_PAGE_PWM); + is31fl3733_write_register(bus, addr, IS31FL3733_COMMANDREGISTER, IS31FL3733_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++) { + for (int i = 0; i < IS31FL3733_PWM_REGISTER_COUNT; i++) { is31fl3733_write_register(bus, addr, i, 0x00); } + // Unlock the command register. - is31fl3733_write_register(bus, addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5); + is31fl3733_write_register(bus, addr, IS31FL3733_COMMANDREGISTER_WRITELOCK, 0xC5); + // Select PG3 - is31fl3733_write_register(bus, addr, ISSI_COMMANDREGISTER, ISSI_PAGE_FUNCTION); + is31fl3733_write_register(bus, addr, IS31FL3733_COMMANDREGISTER, IS31FL3733_PAGE_FUNCTION); + // Set de-ghost pull-up resistors (SWx) + is31fl3733_write_register(bus, addr, IS31FL3733_REG_SW_PULLUP, IS31FL3733_SW_PULLUP); + // Set de-ghost pull-down resistors (CSx) + is31fl3733_write_register(bus, addr, IS31FL3733_REG_CS_PULLDOWN, IS31FL3733_CS_PULLDOWN); // Set global current to maximum. - is31fl3733_write_register(bus, addr, ISSI_REG_GLOBALCURRENT, 0xFF); + is31fl3733_write_register(bus, addr, IS31FL3733_REG_GLOBALCURRENT, IS31FL3733_GLOBALCURRENT); // Disable software shutdown. - is31fl3733_write_register(bus, addr, ISSI_REG_CONFIGURATION, (sync << 6) | 0x01); + is31fl3733_write_register(bus, addr, IS31FL3733_REG_CONFIGURATION, ((sync & 0b11) << 6) | ((IS31FL3733_PWM_FREQUENCY & 0b111) << 3) | 0x01); + // Wait 10ms to ensure the device has woken up. wait_ms(10); } void is31fl3733_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) { - if (index >= 0 && index < RGB_MATRIX_LED_COUNT) { - is31_led led = g_is31_leds[index]; + is31fl3733_led_t led; + if (index >= 0 && index < IS31FL3733_LED_COUNT) { + memcpy_P(&led, (&g_is31fl3733_leds[index]), sizeof(led)); + if (g_pwm_buffer[led.driver][led.r] == red && g_pwm_buffer[led.driver][led.g] == green && g_pwm_buffer[led.driver][led.b] == blue) { + return; + } g_pwm_buffer[led.driver][led.r] = red; g_pwm_buffer[led.driver][led.g] = green; g_pwm_buffer[led.driver][led.b] = blue; @@ -171,13 +221,14 @@ void is31fl3733_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) { } void is31fl3733_set_color_all(uint8_t red, uint8_t green, uint8_t blue) { - for (int i = 0; i < RGB_MATRIX_LED_COUNT; i++) { + for (int i = 0; i < IS31FL3733_LED_COUNT; i++) { is31fl3733_set_color(i, red, green, blue); } } void is31fl3733_set_led_control_register(uint8_t index, bool red, bool green, bool blue) { - is31_led led = g_is31_leds[index]; + is31fl3733_led_t led; + memcpy_P(&led, (&g_is31fl3733_leds[index]), sizeof(led)); uint8_t control_register_r = led.r / 8; uint8_t control_register_g = led.g / 8; @@ -208,8 +259,8 @@ void is31fl3733_set_led_control_register(uint8_t index, bool red, bool green, bo void is31fl3733_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. - is31fl3733_write_register(index, addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5); - is31fl3733_write_register(index, addr, ISSI_COMMANDREGISTER, ISSI_PAGE_PWM); + is31fl3733_write_register(index, addr, IS31FL3733_COMMANDREGISTER_WRITELOCK, 0xC5); + is31fl3733_write_register(index, addr, IS31FL3733_COMMANDREGISTER, IS31FL3733_PAGE_PWM); // If any of the transactions fail we risk writing dirty PG0, // refresh page 0 just in case. @@ -223,14 +274,18 @@ void is31fl3733_update_pwm_buffers(uint8_t addr, uint8_t index) { void is31fl3733_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 - is31fl3733_write_register(index, addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5); - is31fl3733_write_register(index, addr, ISSI_COMMANDREGISTER, ISSI_PAGE_LEDCONTROL); - for (int i = 0; i < 24; i++) { + is31fl3733_write_register(index, addr, IS31FL3733_COMMANDREGISTER_WRITELOCK, 0xC5); + is31fl3733_write_register(index, addr, IS31FL3733_COMMANDREGISTER, IS31FL3733_PAGE_LEDCONTROL); + for (int i = 0; i < IS31FL3733_LED_CONTROL_REGISTER_COUNT; i++) { is31fl3733_write_register(index, addr, i, g_led_control_registers[index][i]); } } g_led_control_registers_update_required[index] = false; } - -#endif +void is31fl3733_flush(void) { + is31fl3733_update_pwm_buffers(IS31FL3733_I2C_ADDRESS_1, 0); +# ifdef USE_I2C2 + is31fl3733_update_pwm_buffers(IS31FL3733_I2C_ADDRESS_2, 1); +# endif +} |