Difference between revisions of "Port"
From veswiki
| Line 2: | Line 2: | ||
<br> | <br> | ||
<br> | <br> | ||
| − | + | == Port 0 == | |
0 TIME console button<br> | 0 TIME console button<br> | ||
1 MODE console button<br> | 1 MODE console button<br> | ||
2 HOLD console button<br> | 2 HOLD console button<br> | ||
3 START console button<br> | 3 START console button<br> | ||
| − | 4 - not connected - <br> | + | 4 ''- not connected -'' <br> |
5 ARM (sound/graphics)<br> | 5 ARM (sound/graphics)<br> | ||
6 Enable in-signal from controllers <br> | 6 Enable in-signal from controllers <br> | ||
| − | 7 - not connected - <br> | + | 7 ''- not connected -'' <br> |
<br> | <br> | ||
| − | + | == Port 1 == | |
0 <br> | 0 <br> | ||
1 <br> | 1 <br> | ||
| Line 21: | Line 21: | ||
6 <br> | 6 <br> | ||
7 <br> | 7 <br> | ||
| + | <br> | ||
| + | == Port 4 == | ||
| + | 0 <br> | ||
| + | 1 <br> | ||
| + | 2 <br> | ||
| + | 3 <br> | ||
| + | 4 <br> | ||
| + | 5 <br> | ||
| + | 6 <br> | ||
| + | 7 <br> | ||
| + | <br> | ||
| + | == Port 5 == | ||
| + | 0 Video Vertical A<br> | ||
| + | 1 Video Vertical B<br> | ||
| + | 2 Video Vertical C<br> | ||
| + | 3 Video Vertical D<br> | ||
| + | 4 Video Vertical E<br> | ||
| + | 5 Video Vertical F<br> | ||
| + | 6 Tone AN (beep sound)<br> | ||
| + | 7 Tone BN (beep sound)<br> | ||
<br> | <br> | ||
Revision as of 17:34, 17 November 2012
The VES has four usable 8-bit data ports in the console, port 0 and 1 that are in the 3850 CPU and port 4 and 5 on one of the 3851 Program Storage Units. These I/O:s are hooked to specific functions as shown in the table below.
Port 0
0 TIME console button
1 MODE console button
2 HOLD console button
3 START console button
4 - not connected -
5 ARM (sound/graphics)
6 Enable in-signal from controllers
7 - not connected -
Port 1
0
1
2
3
4
5
6
7
Port 4
0
1
2
3
4
5
6
7
Port 5
0 Video Vertical A
1 Video Vertical B
2 Video Vertical C
3 Video Vertical D
4 Video Vertical E
5 Video Vertical F
6 Tone AN (beep sound)
7 Tone BN (beep sound)
