kuba/TEF6686_ESP32
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Support 12M and 55M oscillators

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Depending on the voltage of IO15, different crystal oscillators are supported.
IO15: 0V → 9.216M
IO15: 1V  → 12M
IO15: 2V  → 55.466M
IO15: (2V~3.3V]  → 4M
This commit is contained in:
ohmytime
2024-01-27 20:59:07 +08:00
parent de83b31f4e
commit 13aa84722e
4 changed files with 39 additions and 1 deletions
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18
src/TEF6686.cpp
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@@ -3,6 +3,7 @@
#include <Arduino.h>
#include <TimeLib.h> // https://github.com/PaulStoffregen/Time
#include "SPIFFS.h"
#include "constants.h"
unsigned long rdstimer = 0;
unsigned long bitStartTime = 0;
@@ -123,12 +124,27 @@ uint16_t TEF6686::TestAF() {
void TEF6686::init(byte TEF) {
uint8_t bootstatus;
int xtalADC = 0;
Tuner_I2C_Init();
devTEF_APPL_Get_Operation_Status(&bootstatus);
if (bootstatus == 0) {
Tuner_Patch(TEF);
delay(50);
if (digitalRead(15) == LOW) Tuner_Init(tuner_init_tab9216); else Tuner_Init(tuner_init_tab4000);
xtalADC = analogRead(15);
if (xtalADC > XTAL_0V_ADC && xtalADC < XTAL_0V_ADC + XTAL_ADC_TOL) {
Tuner_Init(tuner_init_tab9216);
log_v("XTAL : 9.216M");
} else if (xtalADC > XTAL_1V_ADC - XTAL_ADC_TOL && xtalADC < XTAL_1V_ADC + XTAL_ADC_TOL) {
Tuner_Init(tuner_init_tab12000);
log_v("XTAL : 12M");
} else if (xtalADC > XTAL_2V_ADC - XTAL_ADC_TOL && xtalADC < XTAL_2V_ADC + XTAL_ADC_TOL) {
Tuner_Init(tuner_init_tab55000);
log_v("XTAL : 55M");
} else if (xtalADC > XTAL_2V_ADC + XTAL_ADC_TOL) {
Tuner_Init(tuner_init_tab4000);
log_v("XTAL : 4M");
}
power(1);
Tuner_Init(tuner_init_tab);
}