Connector - Cassette TI-99/4a9 PIN D-SUB MALE at the Computer. 9 PIN D-SUB FEMALE at the Cassette cable. | (at the cassette cable) |  | (at the computer) |
Pin | Name | Direction | Description |
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1 | Cass 1 motor control | Output | (CRU bit 22) | 2 | Dito | Output | (neg) | 3 | Output to tape 2 | Output | (CRU bit 25) | 4 | Audio gate | Output | (CRU bit 24) | 5 | Output to tape 2 | Output | (neg) | 6 | Cass 2 motor control | Output | (CRU bit 23) | 7 | Dito | Output | (neg) | 8 | Input from tape 1 or 2 | Input | (CRU bit 27) | 9 | Dito | Input | (neg) |
Note: Direction is Computer relative Cassette. Note: Cassette 1 can't be written to.
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