Re: SRQ on the TED?

From: Richard Atkinson <*ratkinson77_at_icloud.com*> Date: Mon, 1 May 2023 18:27:13 +0100 Message-Id: <E9A4348F-6857-4C2D-9E2B-26B16A091430_at_icloud.com> · ratkinson77_at_icloud.com

> On 1 May 2023, at 17:44, Gerrit Heitsch <gerrit_at_laosinh.s.bawue.de> wrote:
> 
> On 5/1/23 18:09, Richard Atkinson wrote:
>> But I think the 6551 ACIA will give you an interrupt from either the /DCD pin or the /DSR pin, which you can get from the user port.
> 
> Only the Plus/4 has the 6551/8551, the C16/116 doesn't.
> 
I think in those computers, the TED chip is the only source of interrupts. You’d have to attach a piece of hardware to the cartridge port to generate your own interrupts on those machines.

Richard