unleashed-firmware/lib/drivers/lp5562.c
あく 2f14f6dac5
API HAL I2C: add timeout support. Update I2C API usage by drivers. (#374)
* API HAL I2C: add timeout support. Update I2C API usage by drivers.
* F4: Add missing API HAL Vibro implementation.
2021-03-10 16:23:54 +03:00

70 lines
1.8 KiB
C

#include "lp5562.h"
#include "lp5562_reg.h"
#include <api-hal-i2c.h>
#include <stdio.h>
bool lp5562_write_reg(uint8_t address, uint8_t* data) {
uint8_t buffer[2] = {address, *data};
bool ret;
with_api_hal_i2c(
bool, &ret, () {
return api_hal_i2c_tx(POWER_I2C, LP5562_ADDRESS, buffer, 2, LP5562_I2C_TIMEOUT);
});
return ret;
}
void lp5562_reset() {
Reg0D_Reset reg = {.value = 0xFF};
lp5562_write_reg(0x0D, (uint8_t*)&reg);
}
void lp5562_configure() {
Reg08_Config config = {.INT_CLK_EN = true, .PS_EN = true, .PWM_HF = true};
lp5562_write_reg(0x08, (uint8_t*)&config);
Reg70_LedMap map = {
.red = EngSelectI2C,
.green = EngSelectI2C,
.blue = EngSelectI2C,
.white = EngSelectI2C,
};
lp5562_write_reg(0x70, (uint8_t*)&map);
}
void lp5562_enable() {
Reg00_Enable reg = {.CHIP_EN = true, .LOG_EN = true};
lp5562_write_reg(0x00, (uint8_t*)&reg);
}
void lp5562_set_channel_current(LP5562Channel channel, uint8_t value) {
uint8_t reg_no;
if(channel == LP5562ChannelRed) {
reg_no = 0x07;
} else if(channel == LP5562ChannelGreen) {
reg_no = 0x06;
} else if(channel == LP5562ChannelBlue) {
reg_no = 0x05;
} else if(channel == LP5562ChannelWhite) {
reg_no = 0x0F;
} else {
return;
}
lp5562_write_reg(reg_no, &value);
}
void lp5562_set_channel_value(LP5562Channel channel, uint8_t value) {
uint8_t reg_no;
if(channel == LP5562ChannelRed) {
reg_no = 0x04;
} else if(channel == LP5562ChannelGreen) {
reg_no = 0x03;
} else if(channel == LP5562ChannelBlue) {
reg_no = 0x02;
} else if(channel == LP5562ChannelWhite) {
reg_no = 0x0E;
} else {
return;
}
lp5562_write_reg(reg_no, &value);
}