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MUX 전환 후 ADC S/H 커패시터 안정화를 위한 dummy read

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jhChun
2026-04-07 14:17:06 +09:00
parent 6cb927e831
commit 3ec6afec36
1 changed files with 3 additions and 0 deletions
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pc_firm/dr_adc121s051/dr_adc121s051.c
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@@ -795,6 +795,9 @@ dr_adc_err_t dr_adc_capture_channel_only(uint8_t freq_option, uint16_t delay_us,
/* 채널 선택(MUX) : 1.3ms */ /* 채널 선택(MUX) : 1.3ms */
dr_piezo_select_channel(piezo_ch); dr_piezo_select_channel(piezo_ch);
/* MUX 전환 후 S/H 커패시터 안정화를 위한 dummy read */
(void)spim_read_raw();
/* 채널당 반복 측정 횟수만큼 */ /* 채널당 반복 측정 횟수만큼 */
for (uint16_t avg_iter = 0; avg_iter < averaging; avg_iter++) for (uint16_t avg_iter = 0; avg_iter < averaging; avg_iter++)
{ {