Wahl Heat Spy DHS520, Руководство пользователя

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Page 46
Wahl DHS520 User Manual
APPENDIX
Serial Communications Data Logging Protocol
T he logging protocol applies to both the SERIAL PORT and BLUETOOTH module.
UART Settings
BAUD 57600 fixed
START DATA PARITY STOP1,8,N,1
Classic Mode stream
When the trigger is pressed to the T1 position, a continuous stream of lines of data
of fixed (12 character) length is output every 0.5 ±0.1seconds.
EXAMPLE: B C C I +972.0 CR LF
(i) Identifier B = C100
D = C055
(ii) Packet C Classic – while key pressed
H Hold – when key released
(iii) Units C °Celsius
F °Fahrenheit
R °Rankin
K Kelvin
(iv) Mode I Instantaneous
P Peak
V Valley
A Average
(v) Data In tenths up to ±999.9
In degrees after ±1000
Over-range is ± _ _ _ i.e. 0xAF,SP, 0xAF,SP, 0xAF
Under-range is ±_ _ _ i.e. 0x5F,SP, 0x5F,SP, 0x5F
(vi) Termination 0x0D,0x0A
The IPAQ sends a * handshake to indicate ‘H’ hold – i.e. key released and data
logged
.