TI-99/4a Cassette port

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9 PIN D-SUB MALE DSUB 9 Pin Male Connector at the computer

9 PIN D-SUB FEMALE DSUB 9 Pin Female Connector at the cassette cable

Pin Name Dir Comment
1 Cass 1 motor control OUT CRU bit 22
2 Dito OUT neg
3 Output to tape 2 OUT CRU bit 25
4 Audio gate OUT CRU bit 24
5 Output to tape 2 OUT neg
6 Cass 2 motor control OUT CRU bit 23
7 Dito OUT neg
8 Input from tape 1 or 2 IN CRU bit 27
9 Dito IN neg

Notes

  • Direction is Computer relative Cassette
  • Cassette 1 can’t be written to

References

Category:Data Storage Connectors

 

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