minWeZeroRPiOS

Contains Firmware for Mints Wearable Systems on the Raspberry Pi OS

SD Card Installation

Download Rasberry Pi Imager to your PC via this link.

Install DW Service

wget https://dwservice.net/download/dwagent.sh
chmod +x dwagent.sh 
sudo ./dwagent.sh 

Follow the on screen instructions

Install Pi Zero SW

curl http://cdn.pisugar.com/release/pisugar-power-manager.sh | sudo bash

After the installation finishes - Go to the http://:8421 page and update the RTC Clock on the PI Sugar 3

For the IPS7100 to work on the GPIO Serial Port

To manually change the settings, edit the kernel command line with sudo nano /boot/cmdline.txt. Find the console entry that refers to the serial0 device, and remove it, including the baud rate setting. It will look something like console=serial0,115200. Make sure the rest of the line remains the same, as errors in this configuration can stop the Raspberry Pi from booting.

New Image on the pi

• Add dwservice tag
• Start the rasberry pi via main power
• update both the rtc as well as the pi time via the pisugar interface

Basic Installation Steps

• Using the rasberry pi imager do an sd card image

• Using Raspi Config, enable Wi-Fi, I2C and the serial Port.

sudo raspi-config

• Check wpa_supplimant file

sudo  nano /etc/wpa_supplicant/wpa_supplicant.cpnf

• Reboot the Pi sudo reboot

• Install dwservice

https://www.dwservice.net/download/dwagent.sh
chmod +x dwagent.sh 
sudo ./dwagent.sh 

• clone the git repo

mkdir gitHubRepos

• Install pisugaru SW

curl http://cdn.pisugar.com/release/pisugar-power-manager.sh | sudo bash

• Update pisugar SW

curl https://cdn.pisugar.com/release/PiSugarUpdate.sh | sudo bash

• Add an extra I2c Pipeline On the to /boot/config.txt add the following lines dtoverlay=i2c-gpio,bus=4,i2c_gpio_delay_us=1,i2c_gpio_sda=23,i2c_gpio_scl=24 And connect the secondary I2C devices to gpio pins 23(16) and 24(18).

sudo nano /boot/config.txt

• Update pi sugar curl https://cdn.pisugar.com/release/PiSugarUpdate.sh | sudo bash

OTA updates

curl https://cdn.pisugar.com/release/PiSugarUpdate.sh | sudo bash

GPS Updates

  pip3 install adafruit-circuitpython-gps
  pip3 install adafruit-extended-bus