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Number | Readable | Writable | Description | |
---|---|---|---|---|
Keymap Low Data Register | $2B | No | Yes | Low eight LSBs of PS/2 Keymap data. |
DAC B (left) mirror Register | $2C | Yes | Yes | DAC B mirror, read current I2S left MSB |
DAC A+D (mono) mirror Register | $2D | Yes | Yes | SpecDrum port 0xDF / DAC A+D mirror, read current I2S LSB |