Rainbow-electronics LM82 Bedienungsanleitung PDF herunterladen (Seite 12)

1.0 Functional Description (Continued)

2.0 LM82 REGISTERS

2.1 COMMAND REGISTER

Selects which registers will be read from or written to. Data for this register should be transmitted during the Command Byte of

the SMBus write communication.

P7 P6 P5 P4 P3 P2 P1 P0

0 Command Select

P0-P7: Command Select

Command Se-

lect Address

Power On Default State Register Name Register Function

P7:P0

hex

D7:D0

binary

D7:D0

deci-

mal

00h 0000 0000 0 RLT Read Local Temperature

01h 0000 0000 0 RRT Read Remote Temperature

02h 0000 0000 0 RSR Read Status Register

03h 0000 0000 0 RC Read Configuration

04h 0000 0000 0 Reserved

05h 0111 1111 127 RLHS Read Local HIGH Setpoint

06h Reserved

07h 0111 1111 127 RRHS Read Remote HIGH Setpoint

08h Reserved

09h 0000 0000 WC Write Configuration

0Ah Reserved

0Bh 0111 1111 127 WRHS Write Local HIGH Setpoint

0Ch Reserved

0Dh 0111 1111 127 WLHS Write Local HIGH Setpoint

0Eh-2Fh Reserved for Future Use

30h-31h 0000 0000 0 Reserved

32h-34h Reserved for Future Use

35h 0000 0000 0 Reserved

36h-37h Reserved for Future Use

38h 0111 1111 127 Reserved

39h Reserved for Future Use

3Ah 0111 1111 127 Reserved

3Bh-41h Reserved for Future Use

42h 0111 1111 127 RTCS Read T_CRIT Setpoint

43h-4Fh Reserved for Future Use

50h 0111 1111 127 Reserved

51h Reserved for Future Use

52h 0111 1111 127 Reserved

53h-59h Reserved for Future Use

5Ah 0111 1111 127 WTCS Write T_CRIT Setpoint

5Ch-6Fh and

F0h-FDh

Reserved for Future Use

FEh 0000 0001 1 RMID Read Manufacturers ID

FFh 1 RSR Read Stepping or Die

Revision Code

LM82

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