Node ByeBye
Versie door DirkWillem (overleg | bijdragen) op 11 mrt 2019 om 20:49
[Olimex ESP-32 PoE] based.
State
Niet operationeel - op de deur geschroeft. Maar nog geen kabels getrokken.
Bevat test versie van de software.
i2c rfid reader
MFRC522, 3v3
Enclosure on [thinkiverse].
i2c OLED screen
SD 1306, 128x64, blue, 3v3
Enclosure on [thinkiverse].
Wiring
const uint8_t I2C_SDA_PIN = 13; //SDA; // i2c SDA Pin, ext 2, pin 10 const uint8_t I2C_SCL_PIN = 16; //SCL; // i2c SCL Pin, ext 2, pin 7 const uint8_t oled_sd1306_i2c_addr = 0x3C; const uint8_t mfrc522_rfid_i2c_addr = 0x28; const uint8_t mfrc522_rfid_i2c_irq = 4; // Ext 1, pin 10 const uint8_t mfrc522_rfid_i2c_reset = 5; // Ext 1, pin 9 const uint8_t aart_led = 15; // Ext 2, pin 8 const uint8_t pusbutton = 1; // Ext 1, pin 6 #define SCREEN_WIDTH 128 // OLED display width, in pixels #define SCREEN_HEIGHT 64 // OLED display height, in pixels Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, -1 /* no reset */); TwoWire i2cBus = TwoWire(0); MFRC522_I2C * dev = new MFRC522_I2C(mfrc522_rfid_i2c_reset, mfrc522_rfid_i2c_addr, i2cBus); MFRC522 mfrc522 = MFRC522(dev);
Test HW app in [github].