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Progress on goertzel's work in conjunction with web.

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cnlohr
2024-07-07 03:44:51 -07:00
parent 4fe9638062
commit 0a6e76034f
10 changed files with 372 additions and 1148 deletions
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ch32v/ch32v203-fft/adcfft.c
+2 -2
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@@ -62,7 +62,7 @@ SOFTWARE.
#include <stdio.h>
#define SH1107_128x128
#define SSD1306_REMAP_I2C
#include "ssd1306_i2c.h"
#include "ssd1306.h"
@@ -86,7 +86,7 @@ void SetupADC()
// XXX TODO -look into PGA
// XXX TODO - Look into tag-teaming the ADCs
// PDA is analog input chl 7
// PA7 is analog input chl 7
GPIOA->CFGLR &= ~(0xf<<(4*7)); // CNF = 00: Analog, MODE = 00: Input
// ADC CLK is chained off of APB2.