EMTime/libopencm3-examples
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Updated to the new DAC api.

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This commit is contained in:
Piotr Esden-Tempski
2021-06-18 23:59:35 -07:00
parent 0bbafd690a
commit 520e7523ec
5 changed files with 28 additions and 28 deletions
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12
examples/stm32/f4/stm32f4-discovery/adc-dac-printf/adc-dac-printf.c
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@@ -109,10 +109,10 @@ static void adc_setup(void)
static void dac_setup(void)
{
gpio_mode_setup(GPIOA, GPIO_MODE_ANALOG, GPIO_PUPD_NONE, GPIO5);
dac_disable(CHANNEL_2);
dac_disable_waveform_generation(CHANNEL_2);
dac_enable(CHANNEL_2);
dac_set_trigger_source(DAC_CR_TSEL2_SW);
dac_disable(DAC1, DAC_CHANNEL2);
dac_disable_waveform_generation(DAC1, DAC_CHANNEL2);
dac_enable(DAC1, DAC_CHANNEL2);
dac_set_trigger_source(DAC1, DAC_CR_TSEL2_SW);
}
static uint16_t read_adc_naiive(uint8_t channel)
@@ -143,8 +143,8 @@ int main(void)
while (1) {
uint16_t input_adc0 = read_adc_naiive(0);
uint16_t target = input_adc0 / 2;
dac_load_data_buffer_single(target, RIGHT12, CHANNEL_2);
dac_software_trigger(CHANNEL_2);
dac_load_data_buffer_single(DAC1, target, DAC_ALIGN_RIGHT12, DAC_CHANNEL2);
dac_software_trigger(DAC1, DAC_CHANNEL2);
uint16_t input_adc1 = read_adc_naiive(1);
printf("tick: %d: adc0= %u, target adc1=%d, adc1=%d\n",
j++, input_adc0, target, input_adc1);