thinknode_m5: gps support

Author: fdlamotte

examples/companion_radio/ui-new/UITask.cpp

@@ -260,13 +260,24 @@ class HomeScreen : public UIScreen {
 #if ENV_INCLUDE_GPS == 1
     } else if (_page == HomePage::GPS) {
       LocationProvider* nmea = sensors.getLocationProvider();
+      char buf[50];
       int y = 18;
-      display.drawTextLeftAlign(0, y, _task->getGPSState() ? "gps on" : "gps off");
+      bool gps_state = _task->getGPSState();
+#ifdef PIN_GPS_SWITCH
+      bool hw_gps_state = digitalRead(PIN_GPS_SWITCH);
+      if (gps_state != hw_gps_state) {
+        strcpy(buf, gps_state ? "gps off(hw)" : "gps off(sw)");
+      } else {
+        strcpy(buf, gps_state ? "gps on" : "gps off");
+      }
+#else
+      strcpy(buf, gps_state ? "gps on" : "gps off");
+#endif
+      display.drawTextLeftAlign(0, y, buf);
       if (nmea == NULL) {
         y = y + 12;
         display.drawTextLeftAlign(0, y, "Can't access GPS");
       } else {
-        char buf[50];
         strcpy(buf, nmea->isValid()?"fix":"no fix");
         display.drawTextRightAlign(display.width()-1, y, buf);
         y = y + 12;

src/helpers/sensors/EnvironmentSensorManager.cpp

@@ -548,7 +548,11 @@ void EnvironmentSensorManager::initBasicGPS() {
   delay(1000);
 
   // We'll consider GPS detected if we see any data on Serial1
+#ifdef ENV_SKIP_GPS_DETECT
+  gps_detected = true;
+#else
   gps_detected = (Serial1.available() > 0);
+#endif
 
   if (gps_detected) {
     MESH_DEBUG_PRINTLN("GPS detected");

variants/thinknode_m5/ThinknodeM5Board.cpp

@@ -11,6 +11,11 @@ void ThinknodeM5Board::begin() {
     expander.digitalWrite(EXP_PIN_POWER, HIGH);
     expander.digitalWrite(EXP_PIN_BACKLIGHT, LOW);
     expander.digitalWrite(EXP_PIN_LED, LOW);
+
+#ifdef PIN_GPS_SWITCH
+    pinMode(PIN_GPS_SWITCH, INPUT);
+#endif
+
     ESP32Board::begin();
   }
 

variants/thinknode_m5/pins_arduino.h

@@ -12,8 +12,8 @@
 #define USB_PID 0x1001
 
 // Serial
-static const uint8_t TX = GPS_TX;
-static const uint8_t RX = GPS_RX;
+static const uint8_t TX = PIN_GPS_TX;
+static const uint8_t RX = PIN_GPS_RX;
 
 // Default SPI will be mapped to Radio
 static const uint8_t SS = P_LORA_NSS;

variants/thinknode_m5/platformio.ini

@@ -3,9 +3,8 @@ extends = esp32_base
 board = ESP32-S3-WROOM-1-N4
 build_flags = ${esp32_base.build_flags}
   -I variants/thinknode_m5
+  -I src/helpres/sensors
   -D THINKNODE_M5
-  -D GPS_RX=19
-  -D GPS_TX=20
   -D PIN_BUZZER=9
   -D PIN_BOARD_SCL=1
   -D PIN_BOARD_SDA=2
@@ -19,10 +18,7 @@ build_flags = ${esp32_base.build_flags}
   -D P_LORA_MOSI=15
   -D PIN_USER_BTN=21
   -D PIN_BUTTON2=14
-  -D EXP_PIN_LED=1
-#  -D PIN_STATUS_LED=1   ; leds are on PCA !!!
-#  -D LED_STATE_ON=HIGH
-#  -D PIN_LED=3
+  -D EXP_PIN_LED=1   ; led is on bus expander
   -D DISPLAY_ROTATION=4
   -D DISPLAY_CLASS=GxEPDDisplay
   -D EINK_DISPLAY_MODEL=GxEPD2_154_D67
@@ -32,6 +28,7 @@ build_flags = ${esp32_base.build_flags}
   -D EINK_Y_OFFSET=10
   -D BACKLIGHT_BTN=PIN_BUTTON2
   -D AUTO_OFF_MILLIS=0
+  -D DISABLE_DIAGNOSTIC_OUTPUT
   -D SX126X_DIO2_AS_RF_SWITCH=true
   -D SX126X_DIO3_TCXO_VOLTAGE=3.3
   -D SX126X_CURRENT_LIMIT=140
@@ -40,7 +37,11 @@ build_flags = ${esp32_base.build_flags}
   -D LORA_TX_POWER=22
   -D SX126X_RX_BOOSTED_GAIN=1
   -D MESH_DEBUG=1
+  -D ENV_INCLUDE_GPS=1
+  -D PERSISTANT_GPS=1
+  -D ENV_SKIP_GPS_DETECT=1
 build_src_filter = ${esp32_base.build_src_filter}
+  +<helpers/sensors/EnvironmentSensorManager.cpp>
   +<helpers/ui/MomentaryButton.cpp>
   +<helpers/ui/GxEPDDisplay.cpp>
   +<helpers/ui/buzzer.cpp>
@@ -49,6 +50,7 @@ lib_deps = ${esp32_base.lib_deps}
   zinggjm/GxEPD2 @ 1.6.2
   bakercp/CRC32 @ ^2.0.0
   maxpromer/PCA9557-arduino
+  stevemarple/MicroNMEA @ ^2.0.6
 
 [env:ThinkNode_M5_Repeater]
 extends = ThinkNode_M5
@@ -109,7 +111,7 @@ lib_deps =
   ${esp32_ota.lib_deps}
 
 [env:ThinkNode_M5_room_server]
-extends = ThinkNode_M5
+extends = ThinkNonde_M5
 build_src_filter = ${ThinkNode_M5.build_src_filter}
   +<../examples/simple_room_server>
 build_flags =
@@ -148,9 +150,10 @@ build_flags =
   -D MAX_GROUP_CHANNELS=40
   -D BLE_PIN_CODE=123456
   -D OFFLINE_QUEUE_SIZE=256
+  -D UI_RECENT_LIST_SIZE=9
 ;  -D BLE_DEBUG_LOGGING=1
 ;  -D MESH_PACKET_LOGGING=1
-;  -D MESH_DEBUG=1
+;  -D GPS_NMEA_DEBUG
 build_src_filter = ${ThinkNode_M5.build_src_filter}
   +<helpers/esp32/*.cpp>
   +<helpers/ui/MomentaryButton.cpp>

variants/thinknode_m5/target.cpp

@@ -1,5 +1,6 @@
 #include <Arduino.h>
 #include "target.h"
+#include <helpers/sensors/MicroNMEALocationProvider.h>
 
 ThinknodeM5Board board;
 
@@ -14,7 +15,13 @@ WRAPPER_CLASS radio_driver(radio, board);
 
 ESP32RTCClock fallback_clock;
 AutoDiscoverRTCClock rtc_clock(fallback_clock);
-SensorManager sensors;
+
+#ifdef ENV_INCLUDE_GPS
+MicroNMEALocationProvider nmea = MicroNMEALocationProvider(Serial1, &rtc_clock);
+EnvironmentSensorManager sensors = EnvironmentSensorManager(nmea);
+#else
+EnvironmentSensorManager sensors = EnvironmentSensorManager();
+#endif
 
 #ifdef DISPLAY_CLASS
   DISPLAY_CLASS display;

variants/thinknode_m5/target.h

@@ -8,6 +8,8 @@
 #include <helpers/radiolib/CustomSX1262Wrapper.h>
 #include <helpers/AutoDiscoverRTCClock.h>
 #include <helpers/SensorManager.h>
+#include <helpers/sensors/EnvironmentSensorManager.h>
+#include <helpers/sensors/LocationProvider.h>
 #ifdef DISPLAY_CLASS
   #include <helpers/ui/GxEPDDisplay.h>
   #include <helpers/ui/MomentaryButton.h>
@@ -16,7 +18,7 @@
 extern ThinknodeM5Board board;
 extern WRAPPER_CLASS radio_driver;
 extern AutoDiscoverRTCClock rtc_clock;
-extern SensorManager sensors;
+extern EnvironmentSensorManager sensors;
 extern PCA9557 expander;
 
 #ifdef DISPLAY_CLASS

variants/thinknode_m5/variant.h

@@ -19,4 +19,10 @@
 #define PIN_DISPLAY_RST                (41)
 #define PIN_DISPLAY_BUSY               (42)
 #define EXP_PIN_BACKLIGHT              (5)
-#define EXP_PIN_POWER                  (4)
+#define EXP_PIN_POWER                  (4)
+
+#define PIN_GPS_EN                      (11)
+#define PIN_GPS_RESET                   (13)
+#define PIN_GPS_RX                      (20)
+#define PIN_GPS_TX                      (19)
+#define PIN_GPS_SWITCH                  (10)