Guide for Setup Pi Zero 2 on Picocalc

Tips

1. You can change UI size on Preference → Appearance Settings → Defaults
2. The Pico Connectors on clockwork_Mainboard_V2.0_Schematic are Left-Right flipped!

Set up wire connection

Connect your PicoCalc to the Raspberry Pi Zero 2:

Picocalc Pin	Raspberry Pi Pin	Pi Pin Number
VDD	5V	Pin 2 or Pin 4
GND	Ground	Pin 6
LCD_DC	GPIO 24	Pin 18
LCD_RST	GPIO 25	Pin 22
SPI1_CS	GPIO 8	Pin 24
SPI1_TX	GPIO 10	Pin 19
SPI1_SCK	GPIO 11	Pin 23
I2C1_SDA	GPIO 2	Pin 3
I2C1_SCL	GPIO 3	Pin 5
PWM_R	GPIO 13	Pin 33
PWM_L	GPIO 12	Pin 32

Connector Schematic on clockwork_Mainboard_V2.0_Schematic. Please note it is Left-Right flipped!

Install the correct OS

Please make sure your OS is Legacy 32-bit Bullseye Raspberry Pi OS.

Download the repository

sudo apt update
sudo apt install -y git
git clone https://github.com/wasdwasd0105/picocalc-pi-zero-2.git

Install Display driver FIRST

cd ./picocalc-pi-zero-2
chmod +x ./setup_display.sh
sudo ./setup_display.sh

Wait for some time, it will reboot after installed

Install Keyborad driver

cd ./picocalc-pi-zero-2
chmod +x ./setup_keyboard.sh
sudo ./setup_keyboard.sh

Please reboot after installed

Install Audio

Edit /boot/config.txt (with sudo) and add:

dtparam=audio=on
dtoverlay=audremap,pins_12_13

Please reboot after installed