[sdiy] how you got started with your current µC?

[Vinicius Brazil]

Yes, Tim.
One of my biggest thrills hardware / firmware was working on a CPU 2901 of
three phases (ran three programs simultaneously, one on each clock phase,
33MHz). beginning of the decade of 80. A total madness ...

-Vinicius Brazil
brazil.v at gmail.com

On Sun, Sep 20, 2015 at 6:29 PM, Tim Ressel <timr at circuitabbey.com> wrote:

> Bit slice as in AND 2901? That is hard core. I own a copy of Mick and
> Brick, but never made a bit slice.
>
> --tr
>
> On 9/20/2015 2:17 PM, Vinicius Brazil wrote:
>
> I started with the discrete bitslice cpus, after the 8088/8086, 80188/186,
> 8051, and after National COP8 families and Analog Devices ADSP21xx, and
> finally Microchip PICs & dsPICs.
>
> -Vinicius Brazil
>
> On Sun, Sep 20, 2015 at 5:54 PM, Tim Ressel <timr at circuitabbey.com> wrote:
>
>> My first proc was a COSMAC 1802, on a breadboard, with manual entry
>> switches, powered off a car battery, in a horse barn. (beat that!)
>>
>> The 6809 came at my first engineering tech position. It was a hand-wired
>> proto board. Then 68000 and 68020, then Atmel AVR. Recently DSPIC and
>> STM32. These were all pre-made boards.
>>
>> --TimR
>>
>>
>>
>> On 9/19/2015 2:46 PM, Michael Zacherl wrote:
>>
>>> I got curious:
>>> did you people start with a typical dev-board of PIC/AVR/STM32/... ?
>>> m.
>>>
>>> On 19.Sep 2015, at 21:28 , Richie Burnett <
>>> <rburnett at richieburnett.co.uk>rburnett at richieburnett.co.uk> wrote:
>>>
>>> No probs here either.
>>>>
>>>> -Richie,
>>>>
>>>> ---- Pete Hartman wrote ----
>>>>
>>>> On Sat, Sep 19, 2015 at 4:43 AM, Gordonjcp < <gordonjcp at gjcp.net>
>>>>> gordonjcp at gjcp.net> wrote:
>>>>>
>>>>> On Fri, Sep 18, 2015 at 10:40:37PM +0100, Tom Wiltshire wrote:
>>>>>
>>>>>> I'd probably have to agree. TL07x op-amps would be my most used IC.
>>>>>> Not very glamorous, but they're the glue that holds a million audio
>>>>>> circuits together.
>>>>>>
>>>>>> Aside from that, PIC uPs for digital, and SSM2164/V2164 for analog.
>>>>>>
>>>>> I've never liked PICs.  They're slow, expensive and very hard to
>>>>> develop for, thanks to the sheer lack of support - and last time I looked
>>>>> you had to pay extra for surface-mount!
>>>>>
>>>>> I used AVR for a bit but I'm moving over to STM32 - ridiculously cheap
>>>>> and ridiculously fast.
>>>>>
>>>>> This must be a personal taste thing, as I have no problems at all
>>>>> programming with PICs.  The documentation is very good, and there are lots
>>>>> of examples to get over the most difficult part which is how to set the
>>>>> various switches (in AVR world the equivalent is the "fuses").  I've
>>>>> actually had more frustration figuring out how to set fuses, to be honest.
>>>>> I haven't played with the STM32s, I'll certainly have to give that a try.
>>>>>
>>>> --
>>> http://mz.klingt.org
>>>
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>>>
>> --
>> --Tim Ressel
>> Circuit Abbey
>> timr at circuitabbey.com
>>
>>
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>
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>
> --
> --Tim Ressel
> Circuit Abbeytimr at circuitabbey.com
>
>
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