Bacsa ACS-Z User Manual - page 8
VERSIÓN 12.11.06
5.2. Interface RS232
5.2.1. Frame format:
The scale have a standard RS232 UART signal, Each data frames has
10bits.The detail information of frames is as follows:
Bit 1
Bit 2
Bit 3
Bit 4
Bit 5
Bit 6
Bit 7
Bit 8
Bit 9
Bit 10
Bit1 :
start bit
Bit2~bit9 :
data bit
Bit10
:stop bit
5.2.2. Data format: Every message include 6 bytes, they are following:
No. 1: D0~D7 —— 0FFH
(Message Flag)
No. 2: D0~D2 —— Decimal point( 0-5)
D3~D4 —— Current mode: 00 - weighting; 01- counting; 10 -
percentum;
D5 —— 1 means weight is negative, otherwise is positive
D6 —— 1 means weight is stable, otherwise is unstable
D7 —— 1 means weight is overflow, otherwise is normal
No. 3: D0~D7 —— BCD1( LSB)
No. 4: D0~D7 —— BCD2( MSB)
No. 5: D0~D7 —— BCD3( HSB)
No. 6: D0~D7 —— Unit for weight: 1 - lb; 0 - Kg;
Balanza ASC
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