Differences
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io [2021/08/26 19:16] – created pulkomandy | io [2021/08/26 21:21] – [Port A] pulkomandy | ||
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+ | This information was extracted from the V.Smile Motion schematics which was (accidentally? | ||
+ | |||
+ | Local copy of the document: {{ :: | ||
+ | |||
====== Port A ====== | ====== Port A ====== | ||
Line 19: | Line 23: | ||
===== Other ===== | ===== Other ===== | ||
- | * IOA11: ? | + | * IOA11: |
- | * IOA12: ? | + | * IOA12: |
+ | |||
+ | ====== Port B ====== | ||
+ | |||
+ | ===== ROM and cartridge ===== | ||
+ | |||
+ | * IOB0: extra address bit for the cartridge port, access second half of ROM | ||
+ | * IOB1: Set to 0 to enable cartridge ROM | ||
+ | * IOB2: Set to 0 to enable internal ROM | ||
+ | |||
+ | ===== Power control ===== | ||
+ | |||
+ | * IOB3: Labelled " | ||
+ | * IOB4: " | ||
+ | * IOB5: Voltage detect (ADC measurement of battery level or power supply) | ||
+ | * IOB6: Pulled to ground by the ON button | ||
+ | * IOB7: Pulled to ground by the OFF button | ||
+ | |||
+ | ====== Port C ====== | ||
+ | |||
+ | ===== Configuration ===== | ||
+ | |||
+ | ^Language^IOC3^IOC2^IOC1^IOC0^ | ||
+ | |Italian | 0 | 0 | 1 | 0 | | ||
+ | |Chinese | 0 | 1 | 1 | 1 | | ||
+ | |Polish | ||
+ | |Dutch | ||
+ | |German | ||
+ | |Spanish | 1 | 1 | 0 | 0 | | ||
+ | |French | ||
+ | |UK English| 1| 1 | 1 | 0 | | ||
+ | |US English| 1| 1 | 1 | 1 | | ||
+ | |||
+ | IOC4: if 1: show logo animation at boot | ||
+ | |||
+ | ===== Power control ===== | ||
+ | |||
+ | * IOC6: audio output enablw | ||
+ | * IOC7: Power control | ||
+ | ===== Controllers ===== | ||
+ | * IOC8: Controller A request to send | ||
+ | * IOC9: Controller B request to send | ||
+ | * IOC10: Controller A clear to send | ||
+ | * IOC12: Controller B clear to send | ||
+ | * IOC13: UART Rx (from controller) | ||
+ | * IOC14: UART Tx (to controller) | ||
+ | * IOC15: Controller power? | ||