code sanitization; button on TTGOv1

src/blecount.cpp

@@ -1,10 +1,6 @@
-// not using this seems to break U8X8LIB
-//#include <Arduino.h>
 
 // Basic Config
-#include "main.h"
 #include "globals.h"
-//#include "loraconf.h"
 
 #ifdef BLECOUNTER
 #include <BLEDevice.h>

src/hal/ttgov1.h

@@ -1,6 +1,8 @@
-// Hardware related definitions for Heltec TTGOv1 board
+// Hardware related definitions for TTGOv1 board
 
-#define HAS_DISPLAY U8X8_SSD1306_128X64_NONAME_HW_I2C
+#define HAS_DISPLAY U8X8_SSD1306_128X64_NONAME_HW_I2C // OLED-Display on board
+#define HAS_LED GPIO_NUM_2 // white LED on board
+#define HAS_BUTTON GPIO_NUM_0 // button "PRG" on board
 #define CFG_sx1276_radio 1
 
 // re-define pin definitions of pins_arduino.h

src/hal/ttgov2.h

@@ -1,24 +1,24 @@
 // Hardware related definitions for TTGO V2 Board
 
 #define HAS_DISPLAY U8X8_SSD1306_128X64_NONAME_HW_I2C
-#define CFG_sx1276_radio 1
+#define CFG_sx1276_radio 1 // HPD13A LoRa SoC
 
 // 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
+#define PIN_SPI_SS    18 // ESP32 GPIO18 (Pin18) -- HPD13A NSS/SEL (Pin4) SPI Chip Select Input
+#define PIN_SPI_MOSI  27 // ESP32 GPIO27 (Pin27) -- HPD13A MOSI/DSI (Pin6) SPI Data Input
+#define PIN_SPI_MISO  19 // ESP32 GPIO19 (Pin19) -- HPD13A MISO/DSO (Pin7) SPI Data Output
+#define PIN_SPI_SCK   5  // ESP32 GPIO5 (Pin5)   -- HPD13A SCK (Pin5) SPI Clock Input
 
 // non arduino pin definitions
-#define RST   LMIC_UNUSED_PIN // not sure
-#define DIO0  26 // wired on PCB
-#define DIO1  33 // needs to be wired external
-#define DIO2  32 // needs to be wired external (but not necessary for LoRa)
+#define RST   LMIC_UNUSED_PIN // connected to ESP32 RST/EN
+#define DIO0  26 // ESP32 GPIO26 wired on PCB to HPD13A
+#define DIO1  33 // HPDIO1 on pcb, needs to be wired external to GPIO33
+#define DIO2  32 // HPDIO2 on pcb, needs to be wired external to GPIO32 (not necessary for LoRa, only FSK)
 
 // 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_SDA 21  // ESP32 GPIO4 (Pin4)   -- SD1306 Data
-#define OLED_SCL 22 // ESP32 GPIO15 (Pin15) -- SD1306 Clock
+#define OLED_RST U8X8_PIN_NONE // connected to CPU RST/EN
+#define OLED_SDA 21  // ESP32 GPIO4 (Pin4)   -- SD1306 D1+D2
+#define OLED_SCL 22 // ESP32 GPIO15 (Pin15) -- SD1306 D0
 
 
 /*

src/lorawan.cpp

@@ -7,7 +7,6 @@
 #include <lmic.h>
 #include <hal/hal.h>
 
-// needs to be defined here
 uint8_t mydata[] = "0000";
 
 // Local logging Tag

src/main.cpp

@@ -36,14 +36,10 @@ Refer to LICENSE.txt file in repository for more details.
 #include <lmic.h>
 #include <hal/hal.h>
 
-// WiFi Functions
-#include <esp_wifi.h>
-#include <esp_wifi_types.h>
-#include <esp_system.h>
-#include <esp_event.h>
-#include <esp_event_loop.h>
-#include <esp_spi_flash.h>
-#include <esp32-hal-log.h> // we need this for ESP_LOGx on arduino framework
+// ESP32 Functions
+#include <esp_event_loop.h> // needed for Wifi event handler
+#include <esp_spi_flash.h> // needed for reading ESP32 chip attributes
+#include <esp32-hal-log.h> // needed for ESP_LOGx on arduino framework
 
 configData_t cfg; // struct holds current device configuration
 osjob_t sendjob, initjob; // LMIC

src/main.h

@@ -1,5 +1,5 @@
 // program version
-#define PROGVERSION                     "1.2.3" // use max 10 chars here!
+#define PROGVERSION                     "1.2.31" // use max 10 chars here!
 #define PROGNAME                        "PAXCNT"
 
 // Verbose enables serial output

src/wifisniffer.cpp

@@ -2,17 +2,8 @@
 #include "main.h"
 #include "globals.h"
 
-// WiFi Functions
+// ESP32 Functions
 #include <esp_wifi.h>
-#include <esp_wifi_types.h>
-#include <esp_system.h>
-#include <esp_event.h>
-#include <esp_event_loop.h>
-
-// Local logging tag
-static const char *TAG = "wifisniffer";
-
-static wifi_country_t wifi_country = {.cc="EU", .schan=1, .nchan=13, .policy=WIFI_COUNTRY_POLICY_AUTO};
 
 #ifdef VENDORFILTER
 	#include <array>
@@ -20,9 +11,10 @@ static wifi_country_t wifi_country = {.cc="EU", .schan=1, .nchan=13, .policy=WIF
 	#include "vendor_array.h"
 #endif
 
-extern void wifi_sniffer_init(void);
-extern void wifi_sniffer_set_channel(uint8_t channel);
-extern void wifi_sniffer_packet_handler(void *buff, wifi_promiscuous_pkt_type_t type);
+// Local logging tag
+static const char *TAG = "wifisniffer";
+
+static wifi_country_t wifi_country = {.cc="EU", .schan=1, .nchan=13, .policy=WIFI_COUNTRY_POLICY_AUTO};
 
 typedef struct {
 	unsigned frame_ctrl:16;
@@ -39,6 +31,10 @@ typedef struct {
 	uint8_t payload[0]; /* network data ended with 4 bytes csum (CRC32) */
 } wifi_ieee80211_packet_t;
 
+extern void wifi_sniffer_init(void);
+extern void wifi_sniffer_set_channel(uint8_t channel);
+extern void wifi_sniffer_packet_handler(void *buff, wifi_promiscuous_pkt_type_t type);
+
 void wifi_sniffer_init(void) {
 		wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT();
 		cfg.nvs_enable = 0; // we don't want wifi settings from NVRAM
@@ -46,7 +42,7 @@ void wifi_sniffer_init(void) {
     	ESP_ERROR_CHECK(esp_wifi_set_country(&wifi_country));
 		ESP_ERROR_CHECK(esp_wifi_set_storage(WIFI_STORAGE_RAM) );
 		ESP_ERROR_CHECK(esp_wifi_set_mode(WIFI_MODE_NULL) );
-    	//ESP_ERROR_CHECK( esp_wifi_start() );
+    	//ESP_ERROR_CHECK(esp_wifi_start()); // not sure if we need this in this application?
     	//ESP_ERROR_CHECK(esp_wifi_set_max_tx_power(-128)); // we don't need to TX, so we use lowest power level to save energy
     	wifi_promiscuous_filter_t filter = {.filter_mask = WIFI_PROMIS_FILTER_MASK_MGMT}; // we need only MGMT frames
     	ESP_ERROR_CHECK(esp_wifi_set_promiscuous_filter(&filter)); // set MAC frame filter