Implement display updates

components/display/display.c

@@ -168,6 +168,78 @@ color_t temp_color(int32_t temp_raw) {
 	return col;
 }
 
+void print_temp1(int32_t temp_raw)
+{
+	// Calc temperature pre and post comma values
+	int32_t temp_pre = temp_raw / 100;
+	int32_t temp_post = (abs(temp_raw) % 100) / 10;
+	char temp_str[12];
+	sprintf(temp_str, "% 2.2d,%.1d", temp_pre, temp_post);
+
+	TFT_setFont(DEJAVU18_FONT, NULL);
+	tft_fg = temp_color(temp_raw);
+	TFT_print(temp_str, layout.innenLeft, layout.tempBaseline);
+}
+
+void print_temp2(int32_t temp_raw)
+{
+	// Calc temperature pre and post comma values
+	int32_t temp_pre = temp_raw / 100;
+	int32_t temp_post = (abs(temp_raw) % 100) / 10;
+	char temp_str[12];
+	sprintf(temp_str, "% 2.2d,%.1d", temp_pre, temp_post);
+
+	TFT_setFont(DEJAVU18_FONT, NULL);
+	tft_fg = temp_color(temp_raw);
+	TFT_print(temp_str, layout.aussenLeft, layout.tempBaseline);
+}
+
+void print_press1(uint32_t pressure_raw)
+{
+	// Calc pressure values
+	uint32_t press = pressure_raw / 100;
+	char press_str[12];
+	sprintf(press_str, "%d", press);
+	TFT_setFont(UBUNTU16_FONT, NULL);
+	tft_fg = TFT_WHITE;
+	TFT_print(press_str, layout.innenLeft, layout.pressBaseline);
+}
+
+void print_press2(uint32_t pressure_raw)
+{
+	// Calc pressure values
+	uint32_t press = pressure_raw / 100;
+	char press_str[12];
+	sprintf(press_str, "%d", press);
+	TFT_setFont(UBUNTU16_FONT, NULL);
+	tft_fg = TFT_WHITE;
+	TFT_print(press_str, layout.aussenLeft, layout.pressBaseline);
+}
+
+void print_humid1(uint32_t humidity_raw)
+{
+	// Calc humidity pre and post comma values
+	uint32_t humid_pre = humidity_raw / 1024;
+	uint32_t humid_post = (humidity_raw - humid_pre*1024) * 10 / 1024;
+	char humid_str[12];
+	sprintf(humid_str, "%2.2d,%.1d", humid_pre, humid_post);
+	TFT_setFont(UBUNTU16_FONT, NULL);
+	tft_fg = TFT_WHITE;
+	TFT_print(humid_str, layout.innenLeft, layout.humBaseline);
+}
+
+void print_humid2(uint32_t humidity_raw)
+{
+	// Calc humidity pre and post comma values
+	uint32_t humid_pre = humidity_raw / 1024;
+	uint32_t humid_post = (humidity_raw - humid_pre*1024) * 10 / 1024;
+	char humid_str[12];
+	sprintf(humid_str, "%2.2d,%.1d", humid_pre, humid_post);
+	TFT_setFont(UBUNTU16_FONT, NULL);
+	tft_fg = TFT_WHITE;
+	TFT_print(humid_str, layout.aussenLeft, layout.humBaseline);
+}
+
 int32_t last_temp_raw = 0;
 uint32_t last_pressure_raw = 0;
 uint32_t last_humidity_raw = 0;
@@ -175,64 +247,80 @@ int32_t last_temp2_raw = 0;
 uint32_t last_pressure2_raw = 0;
 uint32_t last_humidity2_raw = 0;
 
+void update_data(int32_t temp_raw, uint32_t pressure_raw, uint32_t humidity_raw,
+		int32_t temp2_raw, uint32_t pressure2_raw, uint32_t humidity2_raw)
+{
+	if (temp_raw != last_temp_raw) {
+		print_temp1(temp_raw);
+		last_temp_raw = temp_raw;
+	}
+	if (temp2_raw != last_temp2_raw) {
+		print_temp2(temp2_raw);
+		last_temp2_raw = temp2_raw;
+	}
+
+	if (pressure_raw != last_pressure_raw) {
+		print_press1(pressure_raw);
+		last_pressure_raw = pressure_raw;
+	}
+	if (pressure2_raw != last_pressure2_raw) {
+		print_press2(pressure2_raw);
+		last_pressure2_raw = pressure2_raw;
+	}
+
+	if (humidity_raw != last_humidity_raw) {
+		print_humid1(humidity_raw);
+		last_humidity_raw = humidity_raw;
+	}
+	if (humidity2_raw != last_humidity2_raw) {
+		print_humid2(humidity2_raw);
+		last_humidity2_raw = humidity2_raw;
+	}
+
+	last_pressure_raw = pressure_raw;
+	last_humidity_raw = humidity_raw;
+	last_temp2_raw = temp2_raw;
+	last_pressure2_raw = pressure2_raw;
+	last_humidity2_raw = humidity2_raw;
+}
+
+
 void display_data(int32_t temp_raw, uint32_t pressure_raw, uint32_t humidity_raw,
 		int32_t temp2_raw, uint32_t pressure2_raw, uint32_t humidity2_raw)
 {
-	// Calc temperature pre and post comma values
+	// HEADER
-	int32_t temp_pre = temp_raw / 100;
-	int32_t temp_post = (abs(temp_raw) % 100) / 10;
-	char temp_str[12];
-	sprintf(temp_str, "% 2.2d,%.1d", temp_pre, temp_post);
-	int32_t temp2_pre = temp2_raw / 100;
-	int32_t temp2_post = (abs(temp2_raw) % 100) / 10;
-	char temp2_str[12];
-	sprintf(temp2_str, "% 2.2d,%.1d", temp2_pre, temp2_post);
-
-	// Calc humidity pre and post comma values
-	uint32_t humid_pre = humidity_raw / 1024;
-	uint32_t humid_post = (humidity_raw - humid_pre*1024) * 10 / 1024;
-	char humid_str[12];
-	sprintf(humid_str, "%2.2d,%.1d", humid_pre, humid_post);
-	uint32_t humid2_pre = humidity2_raw / 1024;
-	uint32_t humid2_post = (humidity2_raw - humid2_pre*1024) * 10 / 1024;
-	char humid2_str[12];
-	sprintf(humid2_str, "%2.2d,%.1d", humid2_pre, humid2_post);
-
-	// Calc pressure values
-	uint32_t press = pressure_raw / 100;
-	char press_str[12];
-	sprintf(press_str, "%d", press);
-	uint32_t press2 = pressure2_raw / 100;
-	char press2_str[12];
-	sprintf(press2_str, "%d", press2);
-
 	TFT_setFont(UBUNTU16_FONT, NULL);
-	TFT_fillScreen(TFT_BLACK);
 	tft_fg = TFT_WHITE;
-
 	TFT_print("25.12.2031   08:31", layout.dateTimeLeft, layout.datetimeBaseline);
 	TFT_drawFastHLine(0, 20, 160, TFT_WHITE);
 
+	// IN OUT LABEL
 	TFT_print("Innen", layout.innenLeft, layout.innenBaseline);
 	TFT_print("Aussen", layout.aussenLeft, layout.aussenBaseline);
 
+	// VALUES
+	print_temp1(temp_raw);
+	print_temp2(temp2_raw);
+	print_humid1(humidity_raw);
+	print_humid2(humidity2_raw);
+	print_press1(pressure_raw);
+	print_press2(pressure2_raw);
+
+	// UNIT LABELS
 	TFT_setFont(DEJAVU18_FONT, NULL);
-	tft_fg = temp_color(temp_raw);
-	TFT_print(temp_str, layout.innenLeft, layout.tempBaseline);
-	tft_fg = temp_color(temp2_raw);
-	TFT_print(temp2_str, layout.aussenLeft, layout.tempBaseline);
 	tft_fg = TFT_WHITE;
 	TFT_print(" C", layout.unitLeft, layout.tempBaseline);
 	TFT_drawCircle(layout.unitLeft+3, layout.tempBaseline+3, 3, TFT_WHITE);
-
 	TFT_setFont(UBUNTU16_FONT, NULL);
-	TFT_print(humid_str, layout.innenLeft, layout.humBaseline);
-	TFT_print(humid2_str, layout.aussenLeft, layout.humBaseline);
 	TFT_print("%", layout.unitLeft, layout.humBaseline);
-
-	TFT_print(press_str, layout.innenLeft, layout.pressBaseline);
-	TFT_print(press2_str, layout.aussenLeft, layout.pressBaseline);
 	TFT_print("hPa", layout.unitLeft, layout.pressBaseline);
+
+	last_temp_raw = temp_raw;
+	last_pressure_raw = pressure_raw;
+	last_humidity_raw = humidity_raw;
+	last_temp2_raw = temp2_raw;
+	last_pressure2_raw = pressure2_raw;
+	last_humidity2_raw = humidity2_raw;
 }
 
 esp_err_t init_display()

components/display/display.h

@@ -19,7 +19,8 @@
 esp_err_t init_display();
 void display_data(int32_t temp_raw, uint32_t pressure_raw, uint32_t humidity_raw,
 		int32_t temp2_raw, uint32_t pressure2_raw, uint32_t humidity2_raw);
-//void update_temp1(int32_t temp1);
+void update_data(int32_t temp_raw, uint32_t pressure_raw, uint32_t humidity_raw,
+		int32_t temp2_raw, uint32_t pressure2_raw, uint32_t humidity2_raw);
 
 void test_tft_lib();
 

main/main.c

@@ -495,13 +495,12 @@ void app_main(void)
 //	server = start_webserver();
 
 	init_display();
-
+	read_sensor(&dev, &temp, &pressure, &humidity);
-
+	read_sensor(&dev2, &temp2, &pressure2, &humidity2);
+	display_data(temp, pressure, humidity, temp2, pressure2, humidity2);
 	while (1) {
 		read_sensor(&dev, &temp, &pressure, &humidity);
 		read_sensor(&dev2, &temp2, &pressure2, &humidity2);
-		printf("%i °C, %i hPa, %i %%\r\n", temp, pressure, humidity);
-		printf("%i °C, %i hPa, %i %%\r\n", temp2, pressure2, humidity2);
 		display_data(temp, pressure, humidity, temp2, pressure2, humidity2);
 		vTaskDelay(1000 / portTICK_PERIOD_MS);
 	}