Esp32DualDialSsr

ESP32 board with 2 rotary encoder and 4 ch SSR.

OVERVIEW

include AC to 12V DC power module and AC (SSR driven 12V).

User Interface

2 rotary encoder and 3.2in TFT LCD module connector

OUTPUT

2 output but 1ch 12V ON/OFF output for 12V FAN.

3 + 1 SSR output

Power IN connector (J2) , fuse (F1) and one of SSR output (J5)

buzzer and temp sensor(optional)

GPIO settings

TFT LCD

  static constexpr int dma_channel = 1;
  static constexpr int spi_sclk = 18;
  static constexpr int spi_mosi = 23;
  static constexpr int spi_miso = 19;
  static constexpr int spi_dlen = 8;
#define TFT_RST 16
#define TFT_DC 17
#define TFT_CS 5
#define TFT_BACKLIGHT_PIN 4

Rotary Encoder

#define ENCODER1_A_PIN 34 #define ENCODER1_B_PIN 35 #define ENCODER1_SWITCH_PIN 25 #define ENCODER2_A_PIN 12 #define ENCODER2_B_PIN 13 #define ENCODER2_SWITCH_PIN 14

SSR

#define PUMP_PIN 27
SSR control GPIO 26,32,33

OTHER

#define FAN_PIN 22
#define BEEP_PIN 2