ARM

Exploring Foscam C1

This post is about hardware and software internals of a popular IP Camera from Shenzen company Foscam. 1. Hardware Foscam C1 was launched to market in 2015. I had chance to buy one from the local store before it get replaced by C2 and C2M. 1.1 Specifications ARM9 HI3518E

Radio Si740x on Olinuxino A20

This project is about interfacing SI470X with A20 System on Chip (Olinuxino LIME). The unused TWI2 was selected because the tuner chip has a non-standard i2c initialization and needs SDA pin usage exclusivity to work properly. Pinout |-----------| |---------------| | |- LOUT ------------------- FMINL -| | | breakout |- ROUT ------------------- FMINR -|