Neil Hopcroft

A digital misfit

4 comments

  1. Of course theres a head-full of ideas there, the challenge is focussing on five or six and seeing them through to completion.

  2. I’m probably going to post another entry to provide an update on my research.

    Firstly, you can buy the GPRS module without the Python – that just suited me to mention it (the Python version and the one below it also have an onboard Li-Ion charge controller so that they can charge their own battery). If your microcontroller can speak RS232 then you can just use the module as a GPRS modem with a large AT command set. I was interested in avoiding having to buy extra (possibly expensive) microcontroller development kits though.

    One of the things that their embedded Python interpreter provides is simple bitbanging implementations of I2C and SPI – now if you drift on over to Robot Electronics I notice that they have motor drivers, proximity sensors and an electronic compass which all speak I2C… using onboard microcontrollers, but someone else has already implemented them.

    • I got a (crude) PIC devkit and some chips to go with it, thats not dreadfully expensive but being Manchester architecture they’re a bit of an arse to program for things like AT command sets.

      Of course having a bunch of peripherals which all talk the right language is going to help…head full of ideas but no time to turn them into anything useful.

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