Basic OLED

.vscode/c_cpp_properties.json

@@ -38,7 +38,7 @@
                 "SPI_HAS_NOTUSINGINTERRUPT",
                 "FEATURE_TX_INPUT_SBUS",
                 "DEVICE_MODE_TX",
-                "DEVICE_MODE_RX"
+                "FEATURE_TX_OLED"
             ]
         }
     ],

crossbow/config.h

@@ -29,7 +29,7 @@
  */
 #define FEATURE_TX_INPUT_SBUS
 
-#define DEBUG_SERIAL
+// #define DEBUG_SERIAL
 // #define DEBUG_PING_PONG
 // #define DEBUG_LED
 

crossbow/crossbow.ino

@@ -242,7 +242,13 @@ void setup(void)
 #ifdef DEVICE_MODE_TX
 
 #ifdef FEATURE_TX_OLED
-    oled.init(&radioState);
+    oled.init(
+        &radioState,
+        &rxDeviceState,
+        &txDeviceState,
+        &button0,
+        &button1
+    );
     oled.page(TX_PAGE_INIT);
 #endif
 
@@ -341,17 +347,21 @@ void loop(void)
 
     uint32_t currentMillis = millis();
 
-    /*
-     * If we are not receiving SBUS frames from radio, try to restart serial
-     */
 #ifdef DEVICE_MODE_TX
 
     //Process buttons
     button0.loop();
     button1.loop();
 
+#ifdef FEATURE_TX_OLED
+    oled.loop();
+#endif
+
     txInput.recoverStuckFrames();
 
+    /*
+     * If we are not receiving SBUS frames from radio, try to restart serial
+     */
     static uint32_t serialRestartMillis = 0;
 
     /*
@@ -609,41 +619,6 @@ void loop(void)
         buzzerContinousMode(BUZZER_MODE_OFF, &buzzer);
     }
 
-#ifdef FEATURE_TX_OLED
-    // if (
-        // currentMillis - lastOledTaskTime > OLED_UPDATE_RATE
-    // ) {
-        // lastOledTaskTime = millis();
-
-        
-
-        // display.setTextColor(WHITE, BLACK);
-        // display.setCursor(0, 0);
-        // display.setTextSize(3);
-        // display.print(radioState.rssi);
-
-        // display.setCursor(18, 28);
-        // display.setTextSize(2);
-        // display.print(radioState.snr);
-
-        // display.setCursor(74, 0);
-        // display.setTextSize(3);
-        // display.print(rxDeviceState.rssi);
-
-        // display.setCursor(92, 28);
-        // display.setTextSize(2);
-        // display.print(rxDeviceState.snr);
-
-        // display.setCursor(54, 48);
-        // display.setTextSize(2);
-        // display.print(txDeviceState.roundtrip);
-        
-        // display.display();
-
-        // Serial.println(millis() - lastOledTaskTime);
-    // }
-#endif
-
     /*
      * Handle LED updates
      */

crossbow/tx_oled.cpp

@@ -4,7 +4,13 @@ TxOled::TxOled(void) {
     Adafruit_SSD1306 _display(-1);
 }
 
-void TxOled::init(volatile RadioState_t *radioState) {
+void TxOled::init(
+    volatile RadioState_t *radioState,
+    RxDeviceState_t *_rxDeviceState,
+    TxDeviceState_t *_txDeviceState,
+    Tactile *button0,
+    Tactile *button1
+) {
     _display.begin(SSD1306_SWITCHCAPVCC, 0x3C); // initialize with the I2C addr 0x3C (for the 128x32)
     _display.setTextSize(1);
     _display.setTextColor(WHITE);
@@ -12,27 +18,148 @@ void TxOled::init(volatile RadioState_t *radioState) {
     _display.display();
 
     _radioState = radioState;
+    _button0 = button0;
+    _button1 = button1;
+}
+
+void TxOled::loop(void) {
+    bool update = false;
+
+    //Depending on page, things might be different
+    switch (_page) {
+
+        case TX_PAGE_INIT:
+            //Second button has notthing to do over here
+            break;
+
+        case TX_PAGE_STATS:
+            //Second button refreshes this page
+            if (_button1->getState() == TACTILE_STATE_SHORT_PRESS) {
+                update = true;
+            }
+            break;
+
+    }
+
+    //Short press of button0 always toggles no next page
+    if (_button0->getState() == TACTILE_STATE_SHORT_PRESS) {
+        _mainPageSequenceIndex++;
+        if (_mainPageSequenceIndex == TX_OLED_PAGE_COUNT) {
+            _mainPageSequenceIndex = 0;
+        }
+        update = true;
+    }
+
+    if (update) {
+        page(pageSequence[_mainPageSequenceIndex]);
+    }
+
 }
 
 void TxOled::page(int page) {
     switch (page) {
-
         case TX_PAGE_INIT:
-            pageInit();
+            renderPageInit();
+            break;
+        case TX_PAGE_STATS:
+            renderPageStats();
+            break;
+        case TX_PAGE_PWR:
+            renderPagePwr();
+            break;
+        case TX_PAGE_BIND:
+            renderPageBind();
+            break;
+        case TX_PAGE_MODE:
+            renderPageMode();
             break;
 
     }
+    _page = page;
 }
 
-void TxOled::pageInit(void) {
+void TxOled::renderPagePwr(void) {
     _display.clearDisplay();
-
     _display.setTextColor(WHITE, BLACK);
-    _display.setCursor(0, 0);
+
+    //TODO add content
+
+    _display.display();
+}
+
+void TxOled::renderPageBind(void) {
+    _display.clearDisplay();
+    _display.setTextColor(WHITE, BLACK);
+
+    //TODO add content
+
+    _display.display();
+}
+
+void TxOled::renderPageMode(void) {
+    _display.clearDisplay();
+    _display.setTextColor(WHITE, BLACK);
+
+    //TODO add content
+
+    _display.display();
+}
+
+void TxOled::renderPageStats(void) {
+    _display.clearDisplay();
+    _display.setTextColor(WHITE, BLACK);
+    
+    _display.setTextSize(3);
+    _display.print(_radioState->rssi);
+
+    _display.setCursor(18, 28);
     _display.setTextSize(2);
+    _display.print(_radioState->snr);
+
+    _display.setCursor(74, 0);
+    _display.setTextSize(3);
+    _display.print(_rxDeviceState->rssi);
+
+    _display.setCursor(92, 28);
+    _display.setTextSize(2);
+    _display.print(_rxDeviceState->snr);
+
+    _display.setCursor(54, 48);
+    _display.setTextSize(2);
+    _display.print(_txDeviceState->roundtrip);
+    _display.display();
+}
+
+void TxOled::renderPageInit(void) {
+    _display.clearDisplay();
+    _display.setTextColor(WHITE, BLACK);
+    _display.setTextSize(2);
+
+    _display.setCursor(0, 0);
     _display.print("Rdy ");
     _display.print(_radioState->loraTxPower);
     _display.print("dBm");
+
+    _display.setTextSize(2);
+    _display.setCursor(0, 18);
+    _display.print("Bandwitdh: ");
+    _display.print(_radioState->loraBandwidth / 1000);
+    _display.print("kHz");
+
+    _display.setCursor(0, 28);
+    _display.print("SF: ");
+    _display.print(_radioState->loraSpreadingFactor);
+
+    _display.setCursor(64, 28);
+    _display.print("CR: ");
+    _display.print(_radioState->loraCodingRate);
+
+    _display.setCursor(0, 38);
+    _display.print("Rate: ");
+    _display.print(1000 / TX_TRANSMIT_SLOT_RATE);
+    _display.print("Hz");
+
+    _display.display();
 }
 
 

crossbow/tx_oled.h

@@ -5,24 +5,54 @@
 
 #include <Adafruit_SSD1306.h>
 #include "Wire.h"
-#include "variables.h"
-
-#define OLED_RESET -1
+#include "variables.h",
+#include "tactile.h"
 
 enum txOledPages {
     TX_PAGE_NONE,
     TX_PAGE_INIT,
+    TX_PAGE_STATS,
+    TX_PAGE_PWR,
+    TX_PAGE_BIND,
+    TX_PAGE_MODE
+};
+
+#define TX_OLED_PAGE_COUNT 5
+
+const uint8_t pageSequence[TX_OLED_PAGE_COUNT] = {
+    TX_PAGE_INIT,
+    TX_PAGE_STATS,
+    TX_PAGE_PWR,
+    TX_PAGE_BIND,
+    TX_PAGE_MODE
 };
 
 class TxOled {
     public:
         TxOled(void);
-        void init(volatile RadioState_t *radioState);
+        void init(
+            volatile RadioState_t *radioState,
+            RxDeviceState_t *rxDeviceState,
+            TxDeviceState_t *txDeviceState,
+            Tactile *button0,
+            Tactile *button1
+            );
+        void loop(void);
         void page(int page);
     private:
         volatile RadioState_t *_radioState;
+        RxDeviceState_t *_rxDeviceState;
+        TxDeviceState_t *_txDeviceState;
+        Tactile *_button0;
+        Tactile *_button1;
         Adafruit_SSD1306 _display;
-        void pageInit(void);
+        void renderPageInit(void);
+        void renderPageStats(void);
+        void renderPagePwr(void);
+        void renderPageBind(void);
+        void renderPageMode(void);
+        uint8_t _page = TX_PAGE_NONE;
+        uint8_t _mainPageSequenceIndex = 0;
 };
 
 #endif