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Repair the sharing of Wire1 between RTC and PMU in tbeams3

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This commit is contained in:
lewishe 2022-11-12 15:12:53 +08:00
parent b68a026627
commit cd95d0865f
2 changed files with 16 additions and 1 deletions
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10
src/gps/RTC.cpp
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@ -44,7 +44,11 @@ void readFromRTC()
if(rtc_found == PCF8563_RTC) {
uint32_t now = millis();
PCF8563_Class rtc;
#ifdef RTC_USE_WIRE1
rtc.begin(Wire1);
#else
rtc.begin();
#endif
auto tc = rtc.getDateTime();
tm t;
t.tm_year = tc.year - 1900;
@ -110,7 +114,11 @@ bool perhapsSetRTC(RTCQuality q, const struct timeval *tv)
#elif defined(PCF8563_RTC)
if(rtc_found == PCF8563_RTC) {
PCF8563_Class rtc;
rtc.begin();
#ifdef RTC_USE_WIRE1
rtc.begin(Wire1);
#else
rtc.begin();
#endif
tm *t = localtime(&tv->tv_sec);
rtc.setDateTime(t->tm_year + 1900, t->tm_mon + 1, t->tm_mday, t->tm_hour, t->tm_min, t->tm_sec);
DEBUG_MSG("PCF8563_RTC setDateTime %02d-%02d-%02d %02d:%02d:%02d %ld\n", t->tm_year + 1900, t->tm_mon + 1, t->tm_mday, t->tm_hour, t->tm_min, t->tm_sec, tv->tv_sec);

7
src/main.cpp
View File

@ -246,6 +246,13 @@ void setup()
// In T-Beam-S3-core, the I2C device cannot be scanned before power initialization, otherwise the device will be stuck
if ((HW_VENDOR != HardwareModel_LILYGO_TBEAM_S3_CORE)) {
scanI2Cdevice();
}else{
// PCF8563 RTC in tbeam-s3 uses Wire1 to share I2C bus
Wire1.beginTransmission(PCF8563_RTC);
if (Wire1.endTransmission() == 0){
rtc_found = PCF8563_RTC;
DEBUG_MSG("PCF8563 RTC found\n");
}
}
#ifdef RAK4630