56
Kommunikationsprotokoll
UART-Signal von EIA-RS232 C
Format:
1. Serieller Output: 1200/2400/4800/9600/19200/34800 BPS.
2. Datenbits: 8 Bits.
3. Paritätsbits: Keine.
4. Stop-Bits: 1 Bit.
Start-Bit
Datenbits
Stop-Bits
Format 1 (232 1 – 3)
HEAD1 (2 BYTES)
HEAD2 (2 BYTES)
OL – Overload
ST – Stable
NT – Net weight
US – Unstable
GS – Gross weight
Fix 18 BYTES ASCII (kg g t lb)
1
2
1
1
2
1
1
2
3
4
5
6
7
8
1
2
1
2
Head 1
Head 2
Data
Unit CR LF