WinSystems PCM-AIO, Руководство по эксплуатации, Страница: 10 / 43

2.3
A/D Registers
OFF SET 0 - Write
Bits 7-5 Un used
Bit 4 1 = Dif fer en tial In put, 0 = Sin gle Ended in put
Bit 3 1 = Bi po lar In put, 0 = Uni po lar In put
Bits 2-0 Chan nel Se lect 0 to 7
OFF SET 0 - Read
Bits 7-0 LSB of con verted data
OFF SET 1 - Read
Bits 7-4 Un used
Bits 3-0 Up per 4 Bits of con verted data
OFF SET 4 - Read
Bit 7 1 = A/D Busy, 0 = Con ver sion com plete
Bits 6-0 Un used
2.4
D/A Registers
OFF SET 8 - Write
Bits 7-0 Chan nel A LSB data
OFF SET 9 - Write
Bits 7-4 Un used
Bits 3-0 Chan nel A - Up per 4 bits of 12- Bit ou put value.
OFF SET 10 - Write
Bits 7-0 Chan nel B LSB data
OFF SET 11 - Write
Bits 7-4 Un used
Bits 3-0 Chan nel B - Up per 4 bits of 12- Bit ou put value.
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