@@ -29,10 +29,10 @@ The Adafruit board uses the <a href='http://www.raytac.com/download/MDBT42/MDBT4
Fanstel also makes a variety of modules with the NRF52832 as well as the NRF52840 (with USB 2.0 support). The <ahref='http://www.fanstel.com/bt832-1/'>BC-832</a> is a very small module (7.8mm x 8.8mm) available for $7.60 in quantity 10. The <ahref='http://www.fanstel.com/bt832-1-1/'>BT-832</a> is slightly larger, but comes in a variety ranges and sells for just $5 in quantity 10.
Below are two custom boards, one using the Raytac module and one using the Fanstel BC832 module. They are designed to use a serial DFU bootloader for programming with a standard FTDI cable.
Below is a custom board using the Fanstel BC832 module. It is just 23mm x 18mm, and is designed to use a serial DFU bootloader for programming with a standard FTDI cable.