CAT5251_13 Datasheet, PDF (11/15 Pages) ON Semiconductor – Quad Digital Potentiometer (POT)

CAT5251
INSTRUCTION FORMAT
Table 14. READ WIPER CONTROL REGISTER (WCR)
CS
DEVICE ADDRESSES
INSTRUCTION
DATA
CS
0 1 0 1 0 0 A1 A0 1 0 0 1 0 0 P1 P0 7 6 5 4 3 2 1 0
Table 15. WRITE WIPER CONTROL REGISTER (WCR)
CS
DEVICE ADDRESSES
INSTRUCTION
DATA
CS
0 1 0 1 0 0 A1 A0 1 0 1 0 0 0 P1 P0 7 6 5 4 3 2 1 0
Table 16. READ DATA REGISTER (DR)
CS
DEVICE ADDRESSES
INSTRUCTION
DATA
CS
0 1 0 1 0 0 A1 A0 1 0 1 1 R1 R0 P1 P0 7 6 5 4 3 2 1 0
Table 17. WRITE DATA REGISTER (DR)
CS
DEVICE ADDRESSES
INSTRUCTION
DATA
CS
0 1 0 1 0 0 A1 A0 1 1 0 0 R1 R0 P1 P0 7 6 5 4 3 2 1 0
High
Voltage
Write
Cycle
Table 18. READ STATUS (WIP)
CS
DEVICE ADDRESSES
INSTRUCTION
0 1 0 1 0 0 A1 A0 0 1 0 1 0 0 0
DATA
CS
1 7654321W
0000000I
P
Table 19. GLOBAL TRANSFER DATA REGISTER (DR)
TO WIPER CONTROL REGISTER (WCR)
CS
DEVICE ADDRESSES
INSTRUCTION
0 1 0 1 0 0 A1 A0 0 0 0 1 R1 R0 0
CS
0
Table 20. GLOBAL TRANSFER WIPER CONTROL REGISTER (WCR)
TO DATA REGISTER (DR)
CS
DEVICE ADDRESSES
INSTRUCTION
CS
0 1 0 1 0 0 A1 A0 1 0 0 0 R1 R0 0 0
High
Voltage
Write
Cycle
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