imoiseev

External antenna

2

Has anyone had any success using an external antenna? I re-soldered the capacitor at 90 degrees. I connected two types of antennas, but I see almost no difference in the...

Help identify the oscillator on the board

1

Hello, I need to determine the drift of the oscillator. Usually it is measured in ppm, for example 20 ppm. On the board I see the marking R40 AbE3, but...

I did everything according to the instructions. I linked the preferences menu item to the IBAction function, but when I call it I get this error. Can you help me...

``` uint8_t color[3 * 1]; tft.fillScreen(TFT_BLACK); delay(500); tft.readRectRGB(10, 10, 1, 1, color); Serial.printf("BLACK via readRect: 0x%04X\n", color); tft.fillScreen(TFT_BLUE); delay(500); tft.readRectRGB(10, 10, 1, 1, color); Serial.printf("BLUE via readRect: 0x%04X\n", color); ```...