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boards:plus4 [2015/02/22 21:23] darron [Memory map] |
boards:plus4 [2021/01/04 07:47] (current) |
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The +4 has a number of built in I/O interfaces. These include a serial UART, 8-bit parallel port, cassette port and a CBM IEC serial bus. | The +4 has a number of built in I/O interfaces. These include a serial UART, 8-bit parallel port, cassette port and a CBM IEC serial bus. | ||
- | The video output can drive composite video inputs on TVs or, for example, a Hauppauge HVR900H capture board in Linux (see photo). This setup has low latency and is very usable in Linux, but this may not be the case elsewhere. | + | The video output can drive composite video inputs on TVs or, for example, a Hauppauge HVR900H |
=== Pinout === | === Pinout === | ||
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< | < | ||
| | ||
- | GND 5V RES P2 P3 P4 P5 RxC ATN 9V 9V GND | + | GND 5V RES *P2 P3 P4 P5 RxC ATN 9V 9V GND |
GND P0 RxD RTS DTR P7 DCD P6 P1 DSR TxD GND | GND P0 RxD RTS DTR P7 DCD P6 P1 DSR TxD GND | ||
| | ||
+ | |||
+ | *CST SENSE | ||
</ | </ | ||
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^Address ^Device ^Function | | ^Address ^Device ^Function | | ||
|$FD10 | |$FD10 | ||
+ | |||
+ | === Resources === | ||
+ | |||
+ | [[https:// | ||
+ | |||
+ | [[https:// | ||