Changes
/* I/O Ports */
|-
|F8E3h || F8F3h || Schneiderware Centronics 8255 PPI Control
|-
|F8E8h || F8F0h,F8F8h || Schneiderware Uni-PIO 8255 PPI #1 Port A (with pull-ups and red LEDs)
|-
|F8E9h || F8F1h,F8F9h || Schneiderware Uni-PIO 8255 PPI #1 Port B (with pull-ups and green LEDs)
|-
|F8EAh || F8F2h,F8FAh || Schneiderware Uni-PIO 8255 PPI #1 Port C (with pull-ups and red/green LEDs)
|-
|F8EBh || F8F3h,F8FBh || Schneiderware Uni-PIO 8255 PPI #1 Control
|-
|F8ECh || F8F4h,F8FCh || Schneiderware Uni-PIO 8255 PPI #2 Port A (without pull-ups or LEDs)
|-
|F8EDh || F8F5h,F8FDh || Schneiderware Uni-PIO 8255 PPI #2 Port B (without pull-ups or LEDs)
|-
|F8EEh || F8F6h,F8FEh || Schneiderware Uni-PIO 8255 PPI #2 Port C (without pull-ups or LEDs)
|-
|F8EFh || F8F7h,F8FFh || Schneiderware Uni-PIO 8255 PPI #2 Control
|-
|F9E0h || F9E2h || Schneiderware V/24 8251 USART Data
