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Wiring Speedo

HW-364A GPS Dashboard Wiring Diagram

HW-364A GPS Dashboard Wiring Diagram

Legend:

VCC (Power)
GND (Ground)
Data (I2C, Serial)
Signal (Encoder, Analog)
HW-364A (ESP8266 + OLED) GND 3.3V D0 (GPIO16) D1 (GPIO5) D2 (GPIO4) D3 (GPIO0) D4 (GPIO2) D5 (GPIO12) D6 (GPIO14) D7 (GPIO13) D8 (GPIO15) A0 RST EN Internal OLED (SSD1306) SCL (GPIO12) SDA (GPIO14) LCD 20x4 I2C GND VCC SDA SCL GPS Module GND VCC TX RX Rotary Encoder GND VCC CLK DT SW Battery Divider GND Battery + Output