Librem 5 Phone – Birch¶
The sections on this page contain information about the Birch revision of the Librem 5 phone.
The version of the Quick Start Guide included with the phone can be downloaded:
- Wolfson Media WM8962
- Headphones and external microphone via CTIA-configured 3.5mm jack
- Bluetooth I2S interface
- Bluetooth (SDIO)
- RedPine WiFi/BT M.2 module on SDIO
- Broadmobi BM818-E1 or BM818-A1 WWAN module
- Diodes Incorporated Power Switch [datasheet]
- WWAN (Modem)
- Microphone and Camera
The 15 test points for UART1, UART2, JTAG, and the BOOT_MODE0/1 pins can be found below the WLAN module on the rear of the phone, as shown with the rear cover removed.
The USB test points are located in the recessed area above the battery compartment.
The following schematics are available: