Compare eprom code, could lust be a dodgy bit/byte
At 20:51 28/03/2008 +, you wrote:
I have 3 x v5.1 MicroP disk interfaces which all work fine using the
original EPROM. However, two of them will work with the QFLP upgrade EPROM.
The last one steadfastly refuses to read a disk with the QFLP
In message [EMAIL PROTECTED], Rich Mellor
[EMAIL PROTECTED] writes
Hi,
Assuming that all 3 are completely identical ... that is no circuit /
component differences.
It could be that the IC socket on the one that is not responding needs a
clean up, as different pins on the upgrade EPROM may be
I have 3 x v5.1 MicroP disk interfaces which all work fine using the
original EPROM. However, two of them will work with the QFLP upgrade EPROM.
The last one steadfastly refuses to read a disk with the QFLP upgrade
EPROM inserted.
Does anyone have any ideas why?
I have looked at the boards -
