centralize display writes (part 6)

README.md

@@ -115,7 +115,7 @@ Note: all settings are stored in NVRAM and will be reloaded when device starts.
 	1 = cumulative counter, mac counter is never reset
 	2 = cyclic confirmed, like 0 but data is resent until confirmation by network received
   
-0x03 set screen saver mode
+0x03 (NOT YET IMPLEMENTED) set screen saver mode
 
 	0 = screen saver off [default]
 	1 = screen saver on

platformio.ini

@@ -10,9 +10,9 @@
 
 ; ---> SELECT TARGET PLATFORM HERE! <---
 [platformio]
-env_default = heltec_wifi_lora_32
+;env_default = heltec_wifi_lora_32
 ;env_default = ttgov1
-;env_default = ttgov2
+env_default = ttgov2
 ;env_default = lopy
 ;env_default = lopy4
 ;env_default = lolin32lite_lora

src/main.cpp

@@ -307,12 +307,15 @@ void sniffer_loop(void * pvParameters) {
             }
             sprintf(display_lora, " "); // clear LoRa wait message fromd display
             
+            /*
             // TBD: need to check if long 2000ms pause causes stack problems while scanning continues
             if (cfg.screenon && cfg.screensaver) {
                 vTaskDelay(2000/portTICK_PERIOD_MS);   // pause for displaying results
                 yield();
                 u8x8.setPowerSave(1 && cfg.screensaver); // set display off if screensaver is enabled
             } 
+            */
+                    
         } // end of send data cycle
         
     } // end of infinite wifi channel rotation loop
@@ -534,8 +537,10 @@ void loop() {
         u8x8.setCursor(0,4);
         u8x8.printf("WIFI: %-4d", (int) wifis.size());
         #ifdef BLECOUNTER
+            if (cfg.blescan) {
             u8x8.setCursor(0,3);
             u8x8.printf("BLTH: %-4d", (int) bles.size());
+            }
         #endif
 
         // update wifi channel display (line 4)
@@ -544,7 +549,7 @@ void loop() {
 
         // update RSSI limiter status display (line 5)
         u8x8.setCursor(0,5);
-        u8x8.printf(!cfg.rssilimit ? "RLIM: off" : "RLIM: %-3d", cfg.rssilimit);
+        u8x8.printf(!cfg.rssilimit ? "RLIM: off" : "RLIM: %-4d", cfg.rssilimit);
 
         // update LoRa status display (line 6)
         u8x8.setCursor(0,6);
@@ -556,7 +561,7 @@ void loop() {
         
     #endif
 
-    vTaskDelay(DISPLAYREFRESH/portTICK_PERIOD_MS);
+    vTaskDelay(1000/DISPLAYFPS/portTICK_PERIOD_MS);
 
 }
 

src/main.h

@@ -47,7 +47,7 @@
 #define RGBLUMINOSITY                   30      // 30%
 
 // OLED Display refresh cycle (in Milliseconds)
-#define DISPLAYREFRESH                  200     // 200ms
+#define DISPLAYFPS                      5       // [fps] -> 5 Frames per second ps = 200ms refreseh cycle
 
 // LMIC settings
 // define hardware independent LMIC settings here, settings of standard library in /lmic/config.h will be ignored

src/rcommand.cpp

@@ -58,9 +58,7 @@ void set_reset(int val) {
     switch (val) {
         case 0: // restart device
             ESP_LOGI(TAG, "Remote command: restart device");
-            u8x8.clearLine(5);
+            sprintf(display_lora, "Reset pending");
-            u8x8.setCursor(0, 5);
-            u8x8.printf("Reset pending   ");
             vTaskDelay(10000/portTICK_PERIOD_MS); // wait for LMIC to confirm LoRa downlink to server
             esp_restart();
             break;
@@ -72,16 +70,11 @@ void set_reset(int val) {
                 bles.clear(); // clear BLE macs container
             #endif
             salt_reset(); // get new 16bit salt
-            u8x8.clearLine(0); u8x8.clearLine(1); // clear Display counter
+            sprintf(display_lora, "Reset counter");
-            u8x8.clearLine(5);
-            u8x8.setCursor(0, 5);
-            u8x8.printf("Reset counter   ");
             break;
         case 2: // reset device to factory settings
             ESP_LOGI(TAG, "Remote command: reset device to factory settings");
-            u8x8.clearLine(5);
+            sprintf(display_lora, "Factory reset");
-            u8x8.setCursor(0, 5);
-            u8x8.printf("Factory reset   ");
             eraseConfig();
             break;
         }
@@ -90,9 +83,6 @@ void set_reset(int val) {
 void set_rssi(int val) {
     cfg.rssilimit = val * -1;
     ESP_LOGI(TAG, "Remote command: set RSSI limit to %i", cfg.rssilimit);
-    u8x8.clearLine(5);
-    u8x8.setCursor(0, 5);
-    u8x8.printf(!cfg.rssilimit ? "RLIM:  off" : "RLIM: -%4i", cfg.rssilimit);
 };    
 
 void set_wifiscancycle(int val) {
@@ -133,7 +123,6 @@ void set_screensaver(int val) {
         case 1: cfg.screensaver = val; break;
         default: cfg.screensaver = 0; break;
         }
-    u8x8.setPowerSave(cfg.screensaver); // set display 0=on / 1=off
 };
 
 void set_display(int val) {
@@ -142,7 +131,6 @@ void set_display(int val) {
         case 1: cfg.screenon = val; break;
         default: cfg.screenon = 0; break;
         }
-    u8x8.setPowerSave(!cfg.screenon); // set display 0=on / 1=off
 };
 
 void set_lorasf(int val) {
@@ -166,7 +154,6 @@ void set_blescan(int val) {
         default:
             cfg.blescan = 0;
             btStop();
-            u8x8.clearLine(3); // clear BLE results from display
             break;
         }
 };
@@ -244,12 +231,12 @@ void get_cputemp (int val) {
 cmd_t table[] = {
                 {0x01, set_rssi, true},
                 {0x02, set_countmode, true},
-                {0x03, set_screensaver, true},
+                {0x03, set_noop, false},
                 {0x04, set_display, true},
                 {0x05, set_lorasf, true},
                 {0x06, set_lorapower, true},
                 {0x07, set_loraadr, true},
-                {0x08, set_noop, false},
+                {0x08, set_screensaver, true},
                 {0x09, set_reset, false},
                 {0x0a, set_wifiscancycle, true},
                 {0x0b, set_wifichancycle, true},