[Coco] Frank Hogg Labs E-Forth, which is the only thing I’ve found that won’t run on the CoCo3FPGA ?

[Stephen Pereira]

If you smart guys can find a work-around to get FHL E-Forth to work on the CoCo3FPGA, I will be very grateful!

smp
- - -
Stephen Pereira
Bedford, NH. 03110
KB1SXE


> On Feb 22, 2018, at 7:27 PM, Leslie Ayling <layling at bigpond.net.au> wrote:
> 
> Hi Dave, et al.
> 
> I'm finding it very interesting indeed.
> 
> I've tried E-Forth out on all the available emulators I have.
> 
> Only works correctly on David Keil's MS-DOS emulator, but it's difficult to debug there.
> 
> Doesn't work on VCC or Jeff V's emulators, you just get a row of chars for each keypress.
> 
> Still trying to work out exactly what it is doing....
> 
> 
> Cheers,
> Leslie
> 
> 
> 
> ------ Original Message ------
> From: "Dave Philipsen" <dave at davebiz.com>
> To: coco at maltedmedia.com
> Sent: Tuesday, 20 Feb, 2018 At 10:26 PM
> Subject: Re: [Coco]  Frank Hogg Labs E-Forth, which is the only thing I’ve found that won’t run on the CoCo3FPGA ?
> 
> Interesting....
> 
> 
>> On 2/20/2018 4:25 AM, Leslie Ayling wrote:
>> Hi Dave, Brett , et al.
>> 
>> 
>>> I think Gary's implementation relies on the standard usage and does not account for different values in the data direction registers.
>> 
>> True.
>> 
>> From what I can see in the current version of CoCo3FPGA, the data register at $FF00 (KEYBOARD_IN) is always treated as an 8 bit *input* port regardless of the Data Direction bits.
>> 
>> Likewise, the data register at $FF02 (KEY_COLUMN) is always treated as an 8 bit *output* port regardless of the Data Direction bits.
>> 
> 
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