** Function name: _setup_gpio() ** Location: main.cpp ** Description: initial setup for the device ***************************************************************************************/
| 55 | ** Description: initial setup for the device |
| 56 | ***************************************************************************************/ |
| 57 | void _setup_gpio() { |
| 58 | M5.begin(); |
| 59 | Wire1.begin(47, 48); |
| 60 | |
| 61 | pinMode(SEL_BTN, INPUT); |
| 62 | pinMode(DW_BTN, INPUT); |
| 63 | |
| 64 | M5.Power.setExtOutput(false); // It buzzes it ext power is turned on |
| 65 | |
| 66 | /* |
| 67 | | Device | SCK | MISO | MOSI | CS | GDO0/CE | |
| 68 | | --- | :---: | :---: | :---: | :---: | :---: | |
| 69 | | SD Card | 5 | 4 | 6 | 7 | --- | |
| 70 | | CC1101 | 5 | 4 | 6 | 2 | 3 | |
| 71 | | NRF24 | 5 | 4 | 6 | 8 | 1 | |
| 72 | | PN532 | 5 | 4 | 6 | 43 | -- | |
| 73 | | WS500 | 5 | 4 | 6 | ** | ** | |
| 74 | | LoRa | 5 | 4 | 6 | ** | ** | |
| 75 | */ |
| 76 | pinMode(7, OUTPUT); |
| 77 | digitalWrite(7, HIGH); // SD Card CS |
| 78 | pinMode(2, OUTPUT); |
| 79 | digitalWrite(2, HIGH); // CC1101 CS |
| 80 | pinMode(8, OUTPUT); |
| 81 | digitalWrite(8, HIGH); // nRF24L01 CS |
| 82 | pinMode(43, OUTPUT); |
| 83 | digitalWrite(43, HIGH); // PN532 CS |
| 84 | pinMode(9, OUTPUT); |
| 85 | digitalWrite(9, LOW); // M5RF433 avoid Jamming |
| 86 | pinMode(46, OUTPUT); |
| 87 | digitalWrite(46, LOW); // Infrared LED Off |
| 88 | |
| 89 | pinMode(SEL_BTN, INPUT_PULLUP); |
| 90 | pinMode(DW_BTN, INPUT_PULLUP); |
| 91 | attachInterrupt(DW_BTN, isr_dw_btn, CHANGE); |
| 92 | pinMode(TFT_BL, OUTPUT); |
| 93 | bruceConfig.colorInverted = 0; |
| 94 | } |
| 95 | /*************************************************************************************** |
| 96 | ** Function name: _post_setup_gpio() |
| 97 | ** Location: main.cpp |