SureTemp Plus Module OEM Implementation Communications Protocol
Welch Allyn OEM Technologies Confidential 61
(9401) Send Thermometer Status No Clear
Causes the unit to return a status block. The status block indicates what the unit is doing and
reports any error conditions.
Example:
The data size of 04 00 is a word consisting of a value of 0004. The status of FF 00 00 EC is
two words. (See TEMP_STATUS structure, page 34.)
The “POST Status" of FF 00 is the value of 00FF, which is 255 POST not yet available.
The "POST Tests" field of 00 EC is the value of EC00 (L H format) where the upper bit of
the E represents bit 15. (EC00 is 1110 1100 0000 0000.)
The bit mapping for the tests: 0: not performed, 1: performed
15: Data Bus Test - 1
14: Address Bus Test -1
13: Device Physical Memory Address Test- 1
12: Segments Test- 0
11: Heater Analog Test- 1
10: Heater Fail-safe Test- 1
09: Spare- 0
08: Spare- 0
07: Spare- 0
06: Spare- 0
Command String 03 02 10 94 01 01 00 00 55
Preamble 03 02 10
Command Code 94 01
Type code 01 (command being sent)
Data size 00 00 (0 bytes being sent)
Data none
Checksum 55
Response String 03 02 10 94 01 02 04 00 FF 00 00 EC 65
Preamble 03 02 10
Command Code 94 01
Type Code 02 (good response)
Data Size 04 00 (4 bytes returned)
Data FF 00 00 EC = a two-word status (See below.)
Checksum 65
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