Rainbow Electronics MAX6696 - Manual (Page 11)

MAX6695/MAX6696
Dual Remote/Local Temperature Sensors with
SMBus Serial Interface
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REGISTER ADDRESS POR STATE FUNCTION
RLTS 00 h
0000 0000
(0 °C)
Read internal temperature
RRTE 01 h
0000 0000
(0 °C)
Read external channel 1 temperature if bit 3 of configuration register is 0 ;
Read external channel 2 temperature if bit 3 of configuration register is 1
RSL1 02 h 1000 0000 Read status register 1
RCL 03 h 0000 0000 Read configuration byte (fault queue should be disabled at startup)
RCRA 04 h 0000 0110 Read conversion rate byte
RLHN 05 h
0100 0110
(+70 °C)
Read internal ALERT high limit
RLLI 06 h
1100 1001
(-55 °C)
Read internal ALERT low limit
RRHI 07 h
0100 0110
(+70 °C)
Read external channel 1 ALERT high limit if bit 3 of configuration register is 0 ;
Read external channel 2 ALERT high limit if bit 3 of configuration register is 1
RRLS 08 h
1100 1001
(-55 °C)
Read external channel 1 ALERT low limit if bit 3 of configuration register is 0 ;
Read external channel 2 ALERT low limit if bit 3 of configuration register is 1
WCA 09 h 0010 0000 Write configuration byte
WCRW 0A h 0000 0110 Write conversion rate byte
WLHO 0B h
0100 0110
(+70 °C)
Write internal ALERT high limit
WLLM 0C h
1100 1001
(-55 °C)
Write internal ALERT low limit
WRHA 0D h
0100 0110
(+70 °C)
Write external channel 1 ALERT high limit if bit 3 of configuration register is 0 ;
Write external channel 2 ALERT high limit if bit 3 of configuration register is 1
WRLN 0E h
1100 1001
(-55 °C)
Write external channel 1 ALERT low limit if bit 3 of configuration register is 0 ;
Write external channel 2 ALERT low limit if bit 3 of configuration register is 1
OSHT 0F h 0000 0000 One shot
REET 10 h 0000 0000
Read extended temp of external channel 1 if bit 3 of configuration register is 0 ;
Read extended temp of external channel 2 if bit 3 of configuration register is 1
RIET 11 h 0000 0000 Read internal extended temperature
RSL2 12 h 0000 0000 Read status register 2
RWO2E 16 h
0111 1000
(+120 °C)
Read/write external OT2 limit for channel 1 if bit 3 of configuration register is 0 ;
Read/write external OT2 limit for channel 2 if bit 3 of configuration register is 1
RWO2I 17 h
0101 1010
(+90 °C)
Read/write internal OT2 limit
RWO1E 19 h
0101 1010
(+90 °C)
Read/write external OT1 limit for channel 1 if bit 3 of configuration register is 0 ;
Read/write external OT1 limit for channel 2 if bit 3 of configuration register is 1
RWO1I 20 h
0100 0110
(+70 °C)
Read/write internal OT1 limit
Table 5. Command-Byte Register Bit Assignments