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Diamond-MM-48-AT User Manual V1.01 Page 10
5.2 Register Map Bit Assignments
A blank location in the Write registers has no function.
A blank location in the Read registers has no function and reads back as 0.
WRITE operations
7 6 5 4 3 2 1 0
0 DA7 DA6 DA5 DA4 DA3 DA2 DA1 DA0
1 DA11 DA10 DA9 DA8
2 HIGH3 HIGH2 HIGH1 HIGH0 LOW3 LOW2 LOW1 LOW0
3 RELAY7 RELAY6 RELAY5 RELAY4 RELAY3 RELAY2 RELAY1 RELAY0
4 DIR3 DIR2 DIR1 DIR0
5 DIO3 DIO2 DIO1 DIO0
6 OEN3 OEN2 OEN1 OEN0 POL3 POL2 POL1 POL0
7 DAUPDT DACH2 DACH1 DACH0
8 DAPRE DAPRLD RESET FIFORST ADSTART
9 CKSEL1 CKFRQ1 CKFRQ0 SCNINT CLKEN CLKSEL
10 PAGE FIFOTH FIFOEN SCANEN
11 CLRT CLRD CLRO CLRA TINTE DINTE OINTE AINTE
12 Page 0: Counter data LSB Page 1: Calibration Data
13 Page 0: Counter data CSB Page 1: Calibration Address
14 Page 0: Counter data MSB Page 1: Calibration Control
15 Page 0: Counter Control Register Page 1: EEPROM Access Key Register
READ operations
7 6 5 4 3 2 1 0
0 AD7 AD6 AD5 AD4 AD3 AD2 AD1 AD0
1 AD15 AD14 AD13 AD12 AD11 AD10 AD9 AD8
2 HIGH3 HIGH2 HIGH1 HIGH0 LOW3 LOW2 LOW1 LOW0
3 RELAY7 RELAY6 RELAY5 RELAY4 RELAY3 RELAY2 RELAY1 RELAY0
4 DIR3 DIR2 DIR1 DIR0
5 DEDGE3 DEDGE2 DEDGE1 DEDGE0 DIO3 DIO2 DIO1 DIO0
6 OEN3 OEN2 OEN1 OEN0 POL3 POL2 POL1 POL0
7 OEDGE3 OEDGE2 OEDGE1 OEDGE0 OPTO3 OPTO2 OPTO1 OPTO0
8 POL ADCH3 ADCH2 ADCH1 ADCH0
9 ADBUSY DABUSY CKSEL1 CKFRQ1 CKFRQ0 SCNINT CLKEN CLKSEL
10 OVF HF 8F EF PAGE FIFOTH FIFOEN SCANEN
11 TINT DINT OINT AINT TINTE DINTE OINTE AINTE
12 Page 0: Counter data LSB Page 1: Calibration Data
13 Page 0: Counter data CSB Page 1: Calibration Address
14 Page 0: Counter data MSB Page 1: Calibration Control/Status
15 Page 0: --- Page 1: FPGA revision code