I am currently building a “baby phone” toy for my son based on a discarded landline phone enclosure. The toy will feature record and playback on SD card to allow family members to record messages on the device. Voice messages would be played back when pressing a key of the original phone keyboard. The plan [...]
Entries Tagged as 'Uncategorized'
September 26th, 2011 · 1 Comment · Uncategorized
My initial production was only a short run to prototype the board for my personal use. Having sold out the stock and seeing the interest for the board, I have ordered a new batch that is now available for sale. The price at Olimex was interesting for prototyping but not for producing greater quantity. This [...]
May 20th, 2011 · 16 Comments · Uncategorized
I have soldered a second serial Bluetooth module. I am now going to test them in a master/slave configuration. The test boards The first test board is the one already used for my slave test with a Teensy 2 as USB to serial adapter and power supply. This board will be the master one. The [...]
May 8th, 2011 · 20 Comments · Uncategorized
I am going to test the connection of a serial Bluetooth module to my Mac laptop. Serial data will be provided to the module through a Teensy 2 used as a USB-to-Serial adapter. Soldering the module on a breakout board The difficulty is to correctly align all the module pins to the breakout pads. The [...]