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23 lines
527 B
23 lines
527 B
void puth(unsigned int i);
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void puts(const char *a);
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void dac_init(void) {
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// no buffers required since we have an opamp
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//DAC->CR = DAC_CR_EN1 | DAC_CR_BOFF1 | DAC_CR_EN2 | DAC_CR_BOFF2;
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DAC->DHR12R1 = 0;
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DAC->DHR12R2 = 0;
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DAC->CR = DAC_CR_EN1 | DAC_CR_EN2;
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}
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void dac_set(int channel, uint32_t value) {
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if (channel == 0) {
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DAC->DHR12R1 = value;
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} else if (channel == 1) {
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DAC->DHR12R2 = value;
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} else {
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puts("Failed to set DAC: invalid channel value: ");
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puth(value);
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puts("\n");
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}
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}
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