[time-nuts] Good (cheap) PIC chip choice for project?

[Bob Camp]

Hi

If you are putting money into a Microchip programmer, I'd probably head over to the PIC Kit 3 rather than the 2. It will do debug as well as programming on the range of parts. Having breakpoints and debug is a *good* thing.

Bob

On May 25, 2013, at 9:44 PM, Herbert Poetzl <herbert at 13thfloor.at> wrote:

> On Sat, May 25, 2013 at 08:46:03AM -0500, Jason Rabel wrote:
>> I've decided I finally want to tackle learning how to use a PIC
>> chip for some smaller projects. Can someone recommend me a good
>> (and cheap) PIC, and possible some literature (be it a book or
>> website)? I have a fairly recent willem eprom programmer that
>> I'm hoping I can use.
> 
> Microchip has good product selection tools like this one:
> http://www.microchip.com/maps/microcontroller.aspx
> (note the plus signs on the right side of each section)
> 
>> I don't know what all the features PICs have, but for my first
>> project I would like to have it connected to a serial port on
>> one of my Soekris' where it can grab info (i.e. the current
>> time, or NTP/GPS info) and output that on a little LED display.
> 
> Depending on the type of LED display you have in mind, you
> want to have PWM capabilities (multiplexing) and high
> current source/sink, as well as an (E)U(S)ART for the serial
> communication.
> 
> A four digit LED display can be easily controlled by a
> PIC16F1503 (price about 0.8 USD, 14 pins) and the required
> documents are available on the Microchip site:
> http://www.microchip.com/wwwproducts/Devices.aspx?dDocName=en553475
> 
> You can do the UART part in software for low data rates
> or simply take the PIC16F1508/9 which already includes 
> an EUSART (price about 1.3 USD, 20 pins)
> 
> One programmer for many PIC chips (8 bit to 32 bit) is
> the PICkit2 which can be bought for less than 30 USD
> (via usb, works fine on Linux and MacOS as well)
> 
> HTH,
> Herbert
> 
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