v1.2.1: TTGOv1 support (experimental)

README.md

@@ -1,6 +1,6 @@
 # Paxcounter
-Wifi & Bluetooth driven, LoRaWAN enabled, battery powered mini ESP32 Paxcounter
+**Wifi & Bluetooth driven, LoRaWAN enabled, battery powered mini ESP32 Paxcounter
-built on cheap ESP32 boards
+built on cheap ESP32 boards**
 
 <img src="img/foto_no_exif.jpg">
 
@@ -8,6 +8,7 @@ built on cheap ESP32 boards
 
 Currently supported IoT boards:
 - Heltec LoRa-32
+- TTGOv1
 - TTGOv2
 - Pycom LoPy
 - Pycom LoPy4

platformio.ini

@@ -9,8 +9,9 @@
 ; http://docs.platformio.org/page/projectconf.html
 
 [platformio]
-env_default = heltec_wifi_lora_32
+;env_default = heltec_wifi_lora_32
-;env_default = ttgo
+;env_default = ttgov2
+env_default = ttgov1
 ;env_default = lopy
 ;env_default = lopy4
 
@@ -34,7 +35,7 @@ build_flags =
 ;FreeRTOS single core operation, switches off core 1 (see arduino-esp32/cores/esp32/main.cpp)
 ;   -DCONFIG_FREERTOS_UNICORE
 
-[env:ttgo]
+[env:ttgov1]
 platform = espressif32
 board = esp32dev
 framework = arduino
@@ -50,7 +51,28 @@ build_flags =
 ;override lora settings from LMiC library in lmic/config.h and use main.h instead
     -D_lmic_config_h_
     -include "src/main.h"
-    -include "src/hal/ttgo.h"
+    -include "src/hal/ttgov1.h"
+;FreeRTOS single core operation, switches off core 1 (see arduino-esp32/cores/esp32/main.cpp)
+;   -DCONFIG_FREERTOS_UNICORE
+
+
+[env:ttgov2]
+platform = espressif32
+board = esp32dev
+framework = arduino
+monitor_baud = 115200
+lib_deps = U8g2
+build_flags = 
+;set log level, we need build_flag for this, otherwise we can't use ESP_LOGx in arduino framework
+    -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_VERBOSE
+;   -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_NONE
+;needed for ESP32 BLE Ardunio v0.4.9
+    -fexceptions
+    -std=c++11
+;override lora settings from LMiC library in lmic/config.h and use main.h instead
+    -D_lmic_config_h_
+    -include "src/main.h"
+    -include "src/hal/ttgov2.h"
 ;FreeRTOS single core operation, switches off core 1 (see arduino-esp32/cores/esp32/main.cpp)
 ;   -DCONFIG_FREERTOS_UNICORE
 

src/hal/heltec.h

@@ -2,8 +2,8 @@
 
 #define HELTEC
 #define HAS_DISPLAY // has OLED-Display
-#define HAS_LED // has on usable board LED
+#define HAS_LED // has usable on board LED
-#define HAS_BUTTON // has onboard button
+#define HAS_BUTTON // has usable on board button
 #define CFG_sx1276_radio 1
 
 // re-define pin definitions of pins_arduino.h

src/hal/ttgov1.h

@@ -0,0 +1,22 @@
+// Hardware related definitions for Heltec TTGOv1 board
+
+#define TTGO
+#define HAS_DISPLAY // has OLED-Display
+#define CFG_sx1276_radio 1
+
+// re-define pin definitions of pins_arduino.h
+#define PIN_SPI_SS    18 // ESP32 GPIO18 (Pin18) -- SX1276 NSS (Pin19) SPI Chip Select Input
+#define PIN_SPI_MOSI  27 // ESP32 GPIO27 (Pin27) -- SX1276 MOSI (Pin18) SPI Data Input
+#define PIN_SPI_MISO  19 // ESP32 GPIO19 (Pin19) -- SX1276 MISO (Pin17) SPI Data Output
+#define PIN_SPI_SCK   5  // ESP32 GPIO5 (Pin5)   -- SX1276 SCK (Pin16) SPI Clock Input
+
+// non arduino pin definitions
+#define RST   14 // ESP32 GPIO14 (Pin14) -- SX1276 NRESET (Pin7) Reset Trigger Input
+#define DIO0  26 // ESP32 GPIO26 (Pin15) -- SX1276 DIO0 (Pin8) used by LMIC for detecting LoRa RX_Done & TX_Done
+#define DIO1  33 // ESP32 GPIO33 (Pin13) -- SX1276 DIO1 (Pin9) used by LMIC for detecting LoRa RX_Timeout
+#define DIO2  32 // ESP32 GPIO32 (Pin12) -- SX1276 DIO2 (Pin10) not used by LMIC for LoRa (Timeout for FSK only)
+
+// Hardware pin definitions for Heltec LoRa-32 Board with OLED SSD1306 I2C Display
+#define OLED_RST 16 // ESP32 GPIO16 (Pin16) -- SD1306 Reset
+#define OLED_SDA 4  // ESP32 GPIO4 (Pin4)   -- SD1306 Data
+#define OLED_SCL 15 // ESP32 GPIO15 (Pin15) -- SD1306 Clock

src/hal/ttgov2.h

@@ -1,48 +1,48 @@
-// Hardware related definitions for TTGO V2 Board
+// Hardware related definitions for TTGO V2 Board
-
+
-#define TTGO
+#define TTGO
-#define HAS_DISPLAY // has OLED-Display
+#define HAS_DISPLAY // has OLED-Display
-#define CFG_sx1276_radio 1
+#define CFG_sx1276_radio 1
-
+
-// re-define pin definitions of pins_arduino.h
+// re-define pin definitions of pins_arduino.h
-#define PIN_SPI_SS    18 // ESP32 GPIO18 (Pin18) -- SX1276 NSS (Pin19) SPI Chip Select Input
+#define PIN_SPI_SS    18 // ESP32 GPIO18 (Pin18) -- SX1276 NSS (Pin19) SPI Chip Select Input
-#define PIN_SPI_MOSI  27 // ESP32 GPIO27 (Pin27) -- SX1276 MOSI (Pin18) SPI Data Input
+#define PIN_SPI_MOSI  27 // ESP32 GPIO27 (Pin27) -- SX1276 MOSI (Pin18) SPI Data Input
-#define PIN_SPI_MISO  19 // ESP32 GPIO19 (Pin19) -- SX1276 MISO (Pin17) SPI Data Output
+#define PIN_SPI_MISO  19 // ESP32 GPIO19 (Pin19) -- SX1276 MISO (Pin17) SPI Data Output
-#define PIN_SPI_SCK   5  // ESP32 GPIO5 (Pin5)   -- SX1276 SCK (Pin16) SPI Clock Input
+#define PIN_SPI_SCK   5  // ESP32 GPIO5 (Pin5)   -- SX1276 SCK (Pin16) SPI Clock Input
-
+
-// non arduino pin definitions
+// non arduino pin definitions
-#define RST   LMIC_UNUSED_PIN // not sure
+#define RST   LMIC_UNUSED_PIN // not sure
-#define DIO0  26 // wired on PCB
+#define DIO0  26 // wired on PCB
-#define DIO1  33 // needs to be wired external
+#define DIO1  33 // needs to be wired external
-#define DIO2  32 // needs to be wired external (but not necessary for LoRa)
+#define DIO2  32 // needs to be wired external (but not necessary for LoRa)
-
+
-// Hardware pin definitions for TTGO V2 Board with OLED SSD1306 0,96" I2C Display
+// Hardware pin definitions for TTGO V2 Board with OLED SSD1306 0,96" I2C Display
-#define OLED_RST U8X8_PIN_NONE // to be checked if really not connected
+#define OLED_RST U8X8_PIN_NONE // to be checked if really not connected
-#define OLED_SDA 21  // ESP32 GPIO4 (Pin4)   -- SD1306 Data
+#define OLED_SDA 21  // ESP32 GPIO4 (Pin4)   -- SD1306 Data
-#define OLED_SCL 22 // ESP32 GPIO15 (Pin15) -- SD1306 Clock
+#define OLED_SCL 22 // ESP32 GPIO15 (Pin15) -- SD1306 Clock
-
+
-
+
-/*
+/*
- ESP32             LoRa module (SPI)        OLED display (I2C)
+ ESP32             LoRa module (SPI)        OLED display (I2C)
-   ---------         -----------------        ------------------
+   ---------         -----------------        ------------------
-    5  SCK           SCK
+    5  SCK           SCK
-   27  MOSI          MOSI
+   27  MOSI          MOSI
-   19  MISO          MISO
+   19  MISO          MISO
-   18  SS            NSS
+   18  SS            NSS
-   14                RST
+   14                RST
-   26                DIO0
+   26                DIO0
-   33                DIO1  (see note {1})
+   33                DIO1  (see note {1})
-   32                DIO2  (see note {2})
+   32                DIO2  (see note {2})
-   22  SCL                                    SCL
+   22  SCL                                    SCL
-   21  SDA                                    SDA
+   21  SDA                                    SDA
-   22  LED  (useless, see note {3})
+   22  LED  (useless, see note {3})
-
+
-   {1} Must be manually wired!
+   {1} Must be manually wired!
-       DIO1 is wired to a separate pin but is not wired on-board to pin/GPIO33.
+       DIO1 is wired to a separate pin but is not wired on-board to pin/GPIO33.
-       Explicitly wire board pin labeled DIO1 to pin 33 (see TTGO V2.0 pinout).
+       Explicitly wire board pin labeled DIO1 to pin 33 (see TTGO V2.0 pinout).
-   {2} Must be manually wired!
+   {2} Must be manually wired!
-       DIO2 is wired to a separate pin but is not wired on-board to pin/GPIO32.
+       DIO2 is wired to a separate pin but is not wired on-board to pin/GPIO32.
-       Explicitly wire board pin labeled DIO2 to pin 32 (see TTGO V2.0 pinout).
+       Explicitly wire board pin labeled DIO2 to pin 32 (see TTGO V2.0 pinout).
-   {3} The on-board LED is wired to SCL (used by display) therefore totally useless!
+   {3} The on-board LED is wired to SCL (used by display) therefore totally useless!
-   */
+   */
-
+

src/main.cpp

@@ -326,8 +326,9 @@ void setup() {
     
     ESP_LOGI(TAG, "Starting %s %s", PROGNAME, PROGVERSION);
 
+    tcpip_adapter_init(); // not sure if necessary, but seems needed for TTGOv1
     // ESP Event Loop
-    esp_event_loop_init(NULL, NULL);
+    esp_event_loop_init(NULL, NULL);  // not sure if necessary -> to be checked
 
     // Print chip information on startup
 #ifdef VERBOSE

src/main.h

@@ -1,5 +1,5 @@
 // program version
-#define PROGVERSION                     "1.2.0" // use max 10 chars here!
+#define PROGVERSION                     "1.2.1" // use max 10 chars here!
 #define PROGNAME                        "PAXCNT"
 
 // Verbose enables serial output