Cons-n-Stuff/iidx_pico
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I2C to 333KHz for higher reliability.

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whowechina 2023-04-14 23:28:30 +08:00
parent 4a83280c97
commit fd1f475fbe
1 changed files with 4 additions and 1 deletions
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5
firmware/src/turntable.c
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@ -27,7 +27,7 @@ void turntable_init()
adc_gpio_init(TT_AS5600_ANALOG); adc_gpio_init(TT_AS5600_ANALOG);
adc_select_input(TT_AS5600_ANALOG - 26); adc_select_input(TT_AS5600_ANALOG - 26);
#else #else
i2c_init(TT_AS5600_I2C, 800 * 1000); i2c_init(TT_AS5600_I2C, 333 * 1000);
gpio_set_function(TT_AS5600_SCL, GPIO_FUNC_I2C); gpio_set_function(TT_AS5600_SCL, GPIO_FUNC_I2C);
gpio_set_function(TT_AS5600_SDA, GPIO_FUNC_I2C); gpio_set_function(TT_AS5600_SDA, GPIO_FUNC_I2C);
gpio_pull_up(TT_AS5600_SCL); gpio_pull_up(TT_AS5600_SCL);
@ -35,6 +35,8 @@ void turntable_init()
#endif #endif
} }
#ifdef TT_AS5600_ANALOG
uint32_t max_adc = 3500; uint32_t max_adc = 3500;
static inline void adjust_max(uint32_t value) static inline void adjust_max(uint32_t value)
{ {
@ -76,6 +78,7 @@ static uint16_t read_average(uint16_t size)
return (all / size) % max_adc; return (all / size) % max_adc;
} }
#endif
void turntable_update() void turntable_update()
{ {