MIC281

Micrel

MIC281

8

November 2004

Remote Temperature Result (TEMP)

8-bits, read-only

Remote Temperature Result Register

D[7]

D[6]

D[5]

D[4]

D[3]

D[2]

D[1]

D[0]

read-only

read-only

read-only

read-only

read-only

read-only

read-only

read-only

Temperature Data from ADC

Bit

Function

Operation

D[7:0]

Measured temperature data for the remote zone

Read-only

Command byte:

Each LSB represents one degree centigrade. The values are in a two’s complement binary format such that 0°C is reported

as 0000 0000b. See Temperature Data Format (above) for more details.

**TEMP will contain measured temperature data after the completion of one conversion.

Configuration Register (CONFIG)

8-bits, read/write

Configuration Register

D[7]

D[6]

D[5]

D[4]

D[3]

D[2]

D[1]

D[0]

reserved

reserved

reserved

reserved

reserved

reserved

reserved

write-only

Reserved

Shutdown

reserved

(SHDN)

Bits(s)

Function

Operation*

D7

Reserved

Always write as zero;

reads undefined

SHDN

Shutdown bit

0 = normal operation, 1 =

shutdown

D[5:0]

Reserved

Always write as zero;

reads undefined

Command byte:

* Any write to CONFIG will result in any A/D conversion in progress being aborted and the result discarded. The A/D will begin a new conver-

sion sequence once the write operation is complete.

Detailed Register Descriptions