is31fl3737: driver naming cleanups (#21904)
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Ryan
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d36f73a431
8 changed files with 120 additions and 91 deletions
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@ -18,6 +18,7 @@
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*/
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#include "is31fl3737.h"
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#include <string.h>
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#include "i2c_master.h"
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#include "wait.h"
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@ -31,46 +32,46 @@
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// ADDR1 represents A1:A0 of the 7-bit address.
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// ADDR2 represents A3:A2 of the 7-bit address.
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// The result is: 0b101(ADDR2)(ADDR1)
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#define ISSI_ADDR_DEFAULT 0x50
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#define IS31FL3737_I2C_ADDRESS_DEFAULT 0x50
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#define ISSI_COMMANDREGISTER 0xFD
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#define ISSI_COMMANDREGISTER_WRITELOCK 0xFE
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#define ISSI_INTERRUPTMASKREGISTER 0xF0
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#define ISSI_INTERRUPTSTATUSREGISTER 0xF1
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#define IS31FL3737_COMMANDREGISTER 0xFD
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#define IS31FL3737_COMMANDREGISTER_WRITELOCK 0xFE
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#define IS31FL3737_INTERRUPTMASKREGISTER 0xF0
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#define IS31FL3737_INTERRUPTSTATUSREGISTER 0xF1
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#define ISSI_PAGE_LEDCONTROL 0x00 // PG0
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#define ISSI_PAGE_PWM 0x01 // PG1
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#define ISSI_PAGE_AUTOBREATH 0x02 // PG2
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#define ISSI_PAGE_FUNCTION 0x03 // PG3
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#define IS31FL3737_PAGE_LEDCONTROL 0x00 // PG0
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#define IS31FL3737_PAGE_PWM 0x01 // PG1
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#define IS31FL3737_PAGE_AUTOBREATH 0x02 // PG2
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#define IS31FL3737_PAGE_FUNCTION 0x03 // PG3
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#define ISSI_REG_CONFIGURATION 0x00 // PG3
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#define ISSI_REG_GLOBALCURRENT 0x01 // PG3
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#define ISSI_REG_RESET 0x11 // PG3
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#define ISSI_REG_SWPULLUP 0x0F // PG3
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#define ISSI_REG_CSPULLUP 0x10 // PG3
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#define IS31FL3737_REG_CONFIGURATION 0x00 // PG3
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#define IS31FL3737_REG_GLOBALCURRENT 0x01 // PG3
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#define IS31FL3737_REG_RESET 0x11 // PG3
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#define IS31FL3737_REG_SWPULLUP 0x0F // PG3
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#define IS31FL3737_REG_CSPULLUP 0x10 // PG3
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#ifndef ISSI_TIMEOUT
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# define ISSI_TIMEOUT 100
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#ifndef IS31FL3737_I2C_TIMEOUT
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# define IS31FL3737_I2C_TIMEOUT 100
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#endif
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#ifndef ISSI_PERSISTENCE
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# define ISSI_PERSISTENCE 0
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#ifndef IS31FL3737_I2C_PERSISTENCE
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# define IS31FL3737_I2C_PERSISTENCE 0
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#endif
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#ifndef ISSI_PWM_FREQUENCY
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# define ISSI_PWM_FREQUENCY 0b000 // PFS - IS31FL3737B only
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#ifndef IS31FL3737_PWM_FREQUENCY
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# define IS31FL3737_PWM_FREQUENCY 0b000 // PFS - IS31FL3737B only
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#endif
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#ifndef ISSI_SWPULLUP
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# define ISSI_SWPULLUP PUR_0R
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#ifndef IS31FL3737_SWPULLUP
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# define IS31FL3737_SWPULLUP IS31FL3737_PUR_0R
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#endif
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#ifndef ISSI_CSPULLUP
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# define ISSI_CSPULLUP PUR_0R
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#ifndef IS31FL3737_CSPULLUP
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# define IS31FL3737_CSPULLUP IS31FL3737_PUR_0R
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#endif
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#ifndef ISSI_GLOBALCURRENT
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# define ISSI_GLOBALCURRENT 0xFF
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#ifndef IS31FL3737_GLOBALCURRENT
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# define IS31FL3737_GLOBALCURRENT 0xFF
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#endif
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// Transfer buffer for TWITransmitData()
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@ -83,22 +84,22 @@ uint8_t g_twi_transfer_buffer[20];
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// buffers and the transfers in is31fl3737_write_pwm_buffer() but it's
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// probably not worth the extra complexity.
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uint8_t g_pwm_buffer[DRIVER_COUNT][192];
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bool g_pwm_buffer_update_required[DRIVER_COUNT] = {false};
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uint8_t g_pwm_buffer[IS31FL3737_DRIVER_COUNT][192];
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bool g_pwm_buffer_update_required[IS31FL3737_DRIVER_COUNT] = {false};
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uint8_t g_led_control_registers[DRIVER_COUNT][24] = {0};
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bool g_led_control_registers_update_required[DRIVER_COUNT] = {false};
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uint8_t g_led_control_registers[IS31FL3737_DRIVER_COUNT][24] = {0};
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bool g_led_control_registers_update_required[IS31FL3737_DRIVER_COUNT] = {false};
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void is31fl3737_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
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g_twi_transfer_buffer[0] = reg;
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g_twi_transfer_buffer[1] = data;
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#if ISSI_PERSISTENCE > 0
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for (uint8_t i = 0; i < ISSI_PERSISTENCE; i++) {
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if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 2, ISSI_TIMEOUT) == 0) break;
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#if IS31FL3737_I2C_PERSISTENCE > 0
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for (uint8_t i = 0; i < IS31FL3737_I2C_PERSISTENCE; i++) {
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if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 2, IS31FL3737_I2C_TIMEOUT) == 0) break;
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}
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#else
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i2c_transmit(addr << 1, g_twi_transfer_buffer, 2, ISSI_TIMEOUT);
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i2c_transmit(addr << 1, g_twi_transfer_buffer, 2, IS31FL3737_I2C_TIMEOUT);
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#endif
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}
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@ -116,12 +117,12 @@ void is31fl3737_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
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// thus this sets registers 0x00-0x0F, 0x10-0x1F, etc. in one transfer
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memcpy(g_twi_transfer_buffer + 1, pwm_buffer + i, 16);
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#if ISSI_PERSISTENCE > 0
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for (uint8_t i = 0; i < ISSI_PERSISTENCE; i++) {
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if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 17, ISSI_TIMEOUT) == 0) break;
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#if IS31FL3737_I2C_PERSISTENCE > 0
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for (uint8_t i = 0; i < IS31FL3737_I2C_PERSISTENCE; i++) {
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if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 17, IS31FL3737_I2C_TIMEOUT) == 0) break;
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}
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#else
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i2c_transmit(addr << 1, g_twi_transfer_buffer, 17, ISSI_TIMEOUT);
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i2c_transmit(addr << 1, g_twi_transfer_buffer, 17, IS31FL3737_I2C_TIMEOUT);
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#endif
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}
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}
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@ -133,20 +134,20 @@ void is31fl3737_init(uint8_t addr) {
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// then disable software shutdown.
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// Unlock the command register.
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is31fl3737_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
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is31fl3737_write_register(addr, IS31FL3737_COMMANDREGISTER_WRITELOCK, 0xC5);
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// Select PG0
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is31fl3737_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_LEDCONTROL);
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is31fl3737_write_register(addr, IS31FL3737_COMMANDREGISTER, IS31FL3737_PAGE_LEDCONTROL);
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// Turn off all LEDs.
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for (int i = 0x00; i <= 0x17; i++) {
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is31fl3737_write_register(addr, i, 0x00);
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}
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// Unlock the command register.
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is31fl3737_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
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is31fl3737_write_register(addr, IS31FL3737_COMMANDREGISTER_WRITELOCK, 0xC5);
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// Select PG1
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is31fl3737_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_PWM);
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is31fl3737_write_register(addr, IS31FL3737_COMMANDREGISTER, IS31FL3737_PAGE_PWM);
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// Set PWM on all LEDs to 0
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// No need to setup Breath registers to PWM as that is the default.
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for (int i = 0x00; i <= 0xBF; i++) {
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@ -154,18 +155,18 @@ void is31fl3737_init(uint8_t addr) {
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}
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// Unlock the command register.
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is31fl3737_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
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is31fl3737_write_register(addr, IS31FL3737_COMMANDREGISTER_WRITELOCK, 0xC5);
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// Select PG3
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is31fl3737_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_FUNCTION);
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is31fl3737_write_register(addr, IS31FL3737_COMMANDREGISTER, IS31FL3737_PAGE_FUNCTION);
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// Set de-ghost pull-up resistors (SWx)
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is31fl3737_write_register(addr, ISSI_REG_SWPULLUP, ISSI_SWPULLUP);
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is31fl3737_write_register(addr, IS31FL3737_REG_SWPULLUP, IS31FL3737_SWPULLUP);
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// Set de-ghost pull-down resistors (CSx)
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is31fl3737_write_register(addr, ISSI_REG_CSPULLUP, ISSI_CSPULLUP);
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is31fl3737_write_register(addr, IS31FL3737_REG_CSPULLUP, IS31FL3737_CSPULLUP);
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// Set global current to maximum.
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is31fl3737_write_register(addr, ISSI_REG_GLOBALCURRENT, ISSI_GLOBALCURRENT);
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is31fl3737_write_register(addr, IS31FL3737_REG_GLOBALCURRENT, IS31FL3737_GLOBALCURRENT);
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// Disable software shutdown.
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is31fl3737_write_register(addr, ISSI_REG_CONFIGURATION, ((ISSI_PWM_FREQUENCY & 0b111) << 3) | 0x01);
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is31fl3737_write_register(addr, IS31FL3737_REG_CONFIGURATION, ((IS31FL3737_PWM_FREQUENCY & 0b111) << 3) | 0x01);
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// Wait 10ms to ensure the device has woken up.
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wait_ms(10);
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@ -225,22 +226,22 @@ void is31fl3737_set_led_control_register(uint8_t index, bool red, bool green, bo
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void is31fl3737_update_pwm_buffers(uint8_t addr, uint8_t index) {
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if (g_pwm_buffer_update_required[index]) {
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// Firstly we need to unlock the command register and select PG1
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is31fl3737_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
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is31fl3737_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_PWM);
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is31fl3737_write_register(addr, IS31FL3737_COMMANDREGISTER_WRITELOCK, 0xC5);
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is31fl3737_write_register(addr, IS31FL3737_COMMANDREGISTER, IS31FL3737_PAGE_PWM);
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is31fl3737_write_pwm_buffer(addr, g_pwm_buffer[index]);
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g_pwm_buffer_update_required[index] = false;
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}
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g_pwm_buffer_update_required[index] = false;
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}
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void is31fl3737_update_led_control_registers(uint8_t addr, uint8_t index) {
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if (g_led_control_registers_update_required[index]) {
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// Firstly we need to unlock the command register and select PG0
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is31fl3737_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
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is31fl3737_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_LEDCONTROL);
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is31fl3737_write_register(addr, IS31FL3737_COMMANDREGISTER_WRITELOCK, 0xC5);
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is31fl3737_write_register(addr, IS31FL3737_COMMANDREGISTER, IS31FL3737_PAGE_LEDCONTROL);
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for (int i = 0; i < 24; i++) {
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is31fl3737_write_register(addr, i, g_led_control_registers[index][i]);
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}
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g_led_control_registers_update_required[index] = false;
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}
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g_led_control_registers_update_required[index] = false;
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}
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@ -19,9 +19,41 @@
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#pragma once
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// ======== DEPRECATED DEFINES - DO NOT USE ========
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#ifdef DRIVER_COUNT
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# define IS31FL3737_DRIVER_COUNT DRIVER_COUNT
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#endif
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#ifdef ISSI_TIMEOUT
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# define IS31FL3737_I2C_TIMEOUT ISSI_TIMEOUT
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#endif
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#ifdef ISSI_PERSISTENCE
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# define IS31FL3737_I2C_PERSISTENCE ISSI_PERSISTENCE
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#endif
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#ifdef ISSI_PWM_FREQUENCY
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# define IS31FL3737_PWM_FREQUENCY ISSI_PWM_FREQUENCY
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#endif
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#ifdef ISSI_SWPULLUP
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# define IS31FL3737_SWPULLUP ISSI_SWPULLUP
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#endif
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#ifdef ISSI_CSPULLUP
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# define IS31FL3737_CSPULLUP ISSI_CSPULLUP
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#endif
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#ifdef ISSI_GLOBALCURRENT
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# define IS31FL3737_GLOBALCURRENT ISSI_GLOBALCURRENT
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#endif
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#define PUR_0R IS31FL3737_PUR_0R
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#define PUR_05KR IS31FL3737_PUR_05KR
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#define PUR_1KR IS31FL3737_PUR_1KR
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#define PUR_2KR IS31FL3737_PUR_2KR
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#define PUR_4KR IS31FL3737_PUR_4KR
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#define PUR_8KR IS31FL3737_PUR_8KR
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#define PUR_16KR IS31FL3737_PUR_16KR
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#define PUR_32KR IS31FL3737_PUR_32KR
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// ========
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#include <stdint.h>
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#include <stdbool.h>
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#include <string.h>
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#include "progmem.h"
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typedef struct is31_led {
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@ -49,14 +81,14 @@ void is31fl3737_set_led_control_register(uint8_t index, bool red, bool green, bo
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void is31fl3737_update_pwm_buffers(uint8_t addr, uint8_t index);
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void is31fl3737_update_led_control_registers(uint8_t addr, uint8_t index);
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#define PUR_0R 0x00 // No PUR resistor
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#define PUR_05KR 0x01 // 0.5k Ohm resistor in t_NOL
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#define PUR_1KR 0x02 // 1.0k Ohm resistor in t_NOL
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#define PUR_2KR 0x03 // 2.0k Ohm resistor in t_NOL
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#define PUR_4KR 0x04 // 4.0k Ohm resistor in t_NOL
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#define PUR_8KR 0x05 // 8.0k Ohm resistor in t_NOL
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#define PUR_16KR 0x06 // 16k Ohm resistor in t_NOL
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#define PUR_32KR 0x07 // 32k Ohm resistor in t_NOL
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#define IS31FL3737_PUR_0R 0x00 // No PUR resistor
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#define IS31FL3737_PUR_05KR 0x01 // 0.5k Ohm resistor in t_NOL
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#define IS31FL3737_PUR_1KR 0x02 // 1.0k Ohm resistor in t_NOL
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#define IS31FL3737_PUR_2KR 0x03 // 2.0k Ohm resistor in t_NOL
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#define IS31FL3737_PUR_4KR 0x04 // 4.0k Ohm resistor in t_NOL
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#define IS31FL3737_PUR_8KR 0x05 // 8.0k Ohm resistor in t_NOL
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#define IS31FL3737_PUR_16KR 0x06 // 16k Ohm resistor in t_NOL
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#define IS31FL3737_PUR_32KR 0x07 // 32k Ohm resistor in t_NOL
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#define A_1 0x00
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#define A_2 0x01
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