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Each of the pins on the Pico Core controller has been dedicated to one or more functions on the board. This diagram identifies how the pins are used.
Signal | Description | Page Reference |
TX | Serial Transmit |
|
RX | Serial Receive |
|
EncA | Encoder A |
|
EncB | Encoder B |
|
SDA | I2C Data |
|
SCL | I2C Clock |
|
rLED | Red LED | |
yLED | Yellow LED |
|
gLED | Green LED |
|
bLED | Blue LED |
|
rPB | Red Push Button | |
yPB | Yellow Button |
|
gPB | Green Button |
|
bPB | Blue Push Button |
|
CS_T | Touch Chip Select |
|
CS_SD | SD Chip Select |
|
CS_D | Display Chip Sel. |
|
MISO | SPI Master In |
|
MOSI | SPI Master Out |
|
CLK | SPI Clock |
|
CD_D | SPI Disp. Data Dir |
|
Rst_D | Display Reset |
|
Bzr | Buzzer / Speaker |
|
JSX | Joystick X |
|
JSY | Joystick Y |
|
ADC2 | Analog 2 |
|
ADC3 | Analog 3 |
|
NeoPix | Neopixel Data |
|
VSys | System Power 5V |
|
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