[time-nuts] Questionable question about the Lucent RFTGs

Adrian Godwin artgodwin at gmail.com
Sat Dec 6 00:14:15 EST 2014


Do any have the 68332 ? That's got the TPU - Time Processing Unit.
Pretty good at multiple time domains or, in their frequent job as
engine controllers, mixed time/crank angle domains.

On Fri, Dec 5, 2014 at 9:17 PM, Gerhard Hoffmann <dk4xp at arcor.de> wrote:
> Am 05.12.2014 um 21:20 schrieb Hal Murray: doug at dougronald.com said:
>>
>> The 68000 was "just" a CPU.  It didn't have the typical counter/timers (or
>> other IO gear) that are found in many modern chips targeted at the
>> embedded
>> market.  Today, you can probably get everything you need on an Arm SOC.
>> That's ROM/Flash, RAM, counter/timer and UART.
>
> The REF1 unit has the 68331 = 68K CPU with Counter/timers, UART, baudrate
> gen, real time clock,
> watchdog, address decoders, but no onchip memory. Moto's answer to the
> 80186.
>
> And it's got 2 of them, one on the main board and one in the GPS module.
> They are good
> for 16 MHz. High perfomance is different, nowadays.
>
> Gerhard
>
> (back to looking where I can get clean power for my doubler in the REF1)
>
>
>
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