Tasmota/tasmota/xdrv_84_core2.ino

396 lines
9.8 KiB
C++

/*
xdrv_84_core2.ino - ESP32 m5stack core2 support for Tasmota
Copyright (C) 2021 Gerhard Mutz and Theo Arends
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/* remaining work:
i2s microphone as loudness sensor
rtc better sync
*/
#ifdef ESP32
#ifdef USE_M5STACK_CORE2
#include <Esp.h>
#include <sys/time.h>
#include <esp_system.h>
#include <AXP192.h>
#include <MPU6886.h>
#include <BM8563_RTC.h>
#include <i2c_bus.h>
#include <soc/rtc.h>
#define XDRV_84 84
struct CORE2_globs {
AXP192 Axp;
MPU6886 Mpu;
BM8563_RTC Rtc;
bool ready;
bool tset;
int32_t shutdownseconds;
uint8_t wakeup_hour;
uint8_t wakeup_minute;
uint8_t shutdowndelay;
} core2_globs;
struct CORE2_ADC {
float vbus_v;
float batt_v;
float vbus_c;
float batt_c;
float temp;
int16_t x;
int16_t y;
int16_t z;
} core2_adc;
// cause SC card is needed by scripter
void CORE2_Module_Init(void) {
// m5stack uses pin 38 not selectable in tasmota
SPI.setFrequency(40000000);
SPI.begin(18, 38, 23, -1);
// establish power chip on wire1 SDA 21, SCL 22
core2_globs.Axp.begin();
I2cSetActiveFound(AXP_ADDR, "AXP192");
core2_globs.Axp.SetAdcState(true);
// motor voltage
core2_globs.Axp.SetLDOVoltage(3,2000);
core2_globs.Mpu.Init();
I2cSetActiveFound(MPU6886_ADDRESS, "MPU6886");
core2_globs.Rtc.begin();
I2cSetActiveFound(RTC_ADRESS, "RTC");
core2_globs.ready = true;
}
void CORE2_Init(void) {
if (Rtc.utc_time < START_VALID_TIME) {
// set rtc from chip
Rtc.utc_time = Get_utc();
TIME_T tmpTime;
TasmotaGlobal.ntp_force_sync = true; //force to sync with ntp
BreakTime(Rtc.utc_time, tmpTime);
Rtc.daylight_saving_time = RuleToTime(Settings.tflag[1], RtcTime.year);
Rtc.standard_time = RuleToTime(Settings.tflag[0], RtcTime.year);
AddLog_P(LOG_LEVEL_INFO, PSTR("Set time from BM8563 to RTC (" D_UTC_TIME ") %s, (" D_DST_TIME ") %s, (" D_STD_TIME ") %s"),
GetDateAndTime(DT_UTC).c_str(), GetDateAndTime(DT_DST).c_str(), GetDateAndTime(DT_STD).c_str());
if (Rtc.local_time < START_VALID_TIME) { // 2016-01-01
TasmotaGlobal.rules_flag.time_init = 1;
} else {
TasmotaGlobal.rules_flag.time_set = 1;
}
}
}
void CORE2_audio_power(bool power) {
core2_globs.Axp.SetSpkEnable(power);
}
#ifdef USE_WEBSERVER
const char HTTP_CORE2[] PROGMEM =
"{s}VBUS Voltage" "{m}%s V" "{e}"
"{s}VBUS Current" "{m}%s mA" "{e}"
"{s}BATT Voltage" "{m}%s V" "{e}"
"{s}BATT Current" "{m}%s mA" "{e}"
"{s}Chip Temperature" "{m}%s C" "{e}";
#ifdef USE_MPU6886
const char HTTP_CORE2_MPU[] PROGMEM =
"{s}MPU x" "{m}%d mg" "{e}"
"{s}MPU y" "{m}%d mg" "{e}"
"{s}MPU z" "{m}%d mg" "{e}";
#endif // USE_MPU6886
#endif // USE_WEBSERVER
void CORE2_loop(uint32_t flg) {
}
void CORE2_WebShow(uint32_t json) {
char vstring[32];
char bvstring[32];
char cstring[32];
char bcstring[32];
char tstring[32];
dtostrfd(core2_adc.vbus_v, 3, vstring);
dtostrfd(core2_adc.batt_v, 3, bvstring);
dtostrfd(core2_adc.vbus_c, 1, cstring);
dtostrfd(core2_adc.batt_c, 1, bcstring);
dtostrfd(core2_adc.temp, 2, tstring);
if (json) {
ResponseAppend_P(PSTR(",\"CORE2\":{\"VBV\":%s,\"BV\":%s,\"VBC\":%s,\"BC\":%s,\"CT\":%s"), vstring, cstring, bvstring, bcstring, tstring);
#ifdef USE_MPU6886
ResponseAppend_P(PSTR(",\"MPUX\":%d,\"MPUY\":%d,\"MPUZ\":%d"), core2_adc.x, core2_adc.y, core2_adc.z);
#endif
ResponseJsonEnd();
} else {
WSContentSend_PD(HTTP_CORE2, vstring, cstring, bvstring, bcstring, tstring);
#ifdef USE_MPU6886
WSContentSend_PD(HTTP_CORE2_MPU, core2_adc.x, core2_adc.y, core2_adc.z);
#endif // USE_MPU6886
}
}
const char CORE2_Commands[] PROGMEM = "CORE2|"
"SHUTDOWN";
void (* const CORE2_Command[])(void) PROGMEM = {
&CORE2_Shutdown};
void CORE2_Shutdown(void) {
char *mp = strchr(XdrvMailbox.data, ':');
if (mp) {
core2_globs.wakeup_hour = atoi(XdrvMailbox.data);
core2_globs.wakeup_minute = atoi(mp+1);
core2_globs.shutdownseconds = -1;
core2_globs.shutdowndelay = 10;
char tbuff[16];
sprintf(tbuff,"%02.2d:%02.2d", core2_globs.wakeup_hour, core2_globs.wakeup_minute );
ResponseCmndChar(tbuff);
} else {
if (XdrvMailbox.payload >= 30) {
core2_globs.shutdownseconds = XdrvMailbox.payload;
core2_globs.shutdowndelay = 10;
}
ResponseCmndNumber(XdrvMailbox.payload);
}
}
void CORE2_DoShutdown(void) {
SettingsSaveAll();
RtcSettingsSave();
core2_globs.Rtc.clearIRQ();
if (core2_globs.shutdownseconds > 0) {
core2_globs.Rtc.SetAlarmIRQ(core2_globs.shutdownseconds);
} else {
RTC_TimeTypeDef wut;
wut.Hours = core2_globs.wakeup_hour;
wut.Minutes = core2_globs.wakeup_minute;
core2_globs.Rtc.SetAlarmIRQ(wut);
}
delay(10);
core2_globs.Axp.PowerOff();
}
extern uint8_t tbstate[3];
// c2ps(a b)
float core2_setaxppin(uint32_t sel, uint32_t val) {
switch (sel) {
case 0:
core2_globs.Axp.SetLed(val);
break;
case 1:
core2_globs.Axp.SetLDOEnable(3, val);
break;
case 2:
if (val<1 || val>3) val = 1;
return tbstate[val - 1] & 1;
break;
case 3:
switch (val) {
case 0:
return core2_globs.Axp.isACIN();
break;
case 1:
return core2_globs.Axp.isCharging();
break;
case 2:
return core2_globs.Axp.isVBUS();
break;
case 3:
return core2_globs.Axp.AXPInState();
break;
}
break;
default:
GetRtc();
break;
}
return 0;
}
void core2_disp_pwr(uint8_t on) {
core2_globs.Axp.SetDCDC3(on);
}
// display dimmer ranges from 0-15
// very little effect
void core2_disp_dim(uint8_t dim) {
uint16_t voltage = 2200;
voltage += ((uint32_t)dim*1200)/15;
core2_globs.Axp.SetLcdVoltage(voltage);
// core2_globs.Axp.ScreenBreath(dim);
}
void GetRtc(void) {
RTC_TimeTypeDef RTCtime;
core2_globs.Rtc.GetTime(&RTCtime);
RtcTime.hour = RTCtime.Hours;
RtcTime.minute = RTCtime.Minutes;
RtcTime.second = RTCtime.Seconds;
RTC_DateTypeDef RTCdate;
core2_globs.Rtc.GetDate(&RTCdate);
RtcTime.day_of_week = RTCdate.WeekDay;
RtcTime.month = RTCdate.Month;
RtcTime.day_of_month = RTCdate.Date;
RtcTime.year = RTCdate.Year;
AddLog_P(LOG_LEVEL_INFO, PSTR("RTC: %02d:%02d:%02d"), RTCtime.Hours, RTCtime.Minutes, RTCtime.Seconds);
AddLog_P(LOG_LEVEL_INFO, PSTR("RTC: %02d.%02d.%04d"), RTCdate.Date, RTCdate.Month, RTCdate.Year);
}
void Set_utc(uint32_t epoch_time) {
TIME_T tm;
BreakTime(epoch_time, tm);
RTC_TimeTypeDef RTCtime;
RTCtime.Hours = tm.hour;
RTCtime.Minutes = tm.minute;
RTCtime.Seconds = tm.second;
core2_globs.Rtc.SetTime(&RTCtime);
RTC_DateTypeDef RTCdate;
RTCdate.WeekDay = tm.day_of_week;
RTCdate.Month = tm.month;
RTCdate.Date = tm.day_of_month;
RTCdate.Year = tm.year + 1970;
core2_globs.Rtc.SetDate(&RTCdate);
}
uint32_t Get_utc(void) {
RTC_TimeTypeDef RTCtime;
// 1. read has errors ???
core2_globs.Rtc.GetTime(&RTCtime);
core2_globs.Rtc.GetTime(&RTCtime);
RTC_DateTypeDef RTCdate;
core2_globs.Rtc.GetDate(&RTCdate);
TIME_T tm;
tm.second = RTCtime.Seconds;
tm.minute = RTCtime.Minutes;
tm.hour = RTCtime.Hours;
tm.day_of_week = RTCdate.WeekDay;
tm.day_of_month = RTCdate.Date;
tm.month = RTCdate.Month;
tm.year =RTCdate.Year - 1970;
return MakeTime(tm);
}
void CORE2_EverySecond(void) {
if (core2_globs.ready) {
CORE2_GetADC();
if (Rtc.utc_time > START_VALID_TIME && core2_globs.tset==false && abs(Rtc.utc_time - Get_utc()) > 3) {
Set_utc(Rtc.utc_time);
AddLog_P(LOG_LEVEL_INFO, PSTR("Write Time TO BM8563 from NTP (" D_UTC_TIME ") %s, (" D_DST_TIME ") %s, (" D_STD_TIME ") %s"),
GetDateAndTime(DT_UTC).c_str(), GetDateAndTime(DT_DST).c_str(), GetDateAndTime(DT_STD).c_str());
core2_globs.tset = true;
}
if (core2_globs.shutdowndelay) {
core2_globs.shutdowndelay--;
if (!core2_globs.shutdowndelay) {
CORE2_DoShutdown();
}
}
}
}
void CORE2_GetADC(void) {
core2_adc.vbus_v = core2_globs.Axp.GetVBusVoltage();
core2_adc.batt_v = core2_globs.Axp.GetBatVoltage();
core2_adc.vbus_c = core2_globs.Axp.GetVinCurrent();
core2_adc.batt_c = core2_globs.Axp.GetBatCurrent();
core2_adc.temp = core2_globs.Axp.GetTempInAXP192();
#ifdef USE_MPU6886
float x;
float y;
float z;
core2_globs.Mpu.getAccelData(&x, &y, &z);
core2_adc.x=x*1000;
core2_adc.y=y*1000;
core2_adc.z=z*1000;
#endif // USE_MPU6886
}
/*********************************************************************************************\
* Interface
\*********************************************************************************************/
bool Xdrv84(uint8_t function) {
bool result = false;
switch (function) {
case FUNC_WEB_SENSOR:
#ifdef USE_WEBSERVER
CORE2_WebShow(0);
#endif
break;
case FUNC_JSON_APPEND:
CORE2_WebShow(1);
break;
case FUNC_COMMAND:
result = DecodeCommand(CORE2_Commands, CORE2_Command);
break;
case FUNC_MODULE_INIT:
CORE2_Module_Init();
break;
case FUNC_INIT:
CORE2_Init();
break;
case FUNC_EVERY_SECOND:
CORE2_EverySecond();
break;
case FUNC_LOOP:
CORE2_loop(1);
break;
}
return result;
}
#endif // USE_M5STACK_CORE2
#endif // ESP32