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DC-782 Operation Manual
7.4.3
Standard Command Data Transmission
Set SPEC10-RS-232C PC Protocol to 0011: Standard Command Type. The data transmission starts by receiving
the command from the PC. The communication between the DC-782 and the computer flows as follows:
Figure 7-3. Standard Command Data Transmission Flowchart
If handshaking is not required for your RS-232 communication with the computer, the RTS and CTS do not need
to be connected in the cable and SPC06, Bit 3 - RTS/CTS Handshaking of RS-232C can be set to 1: Off.
7.5
Characters That Can Be Transmitted by RS-232C
Table 7-1 shows the codes, headers, fields, and commands that can be transmitted from the RS-232C port.
Termination Code
CR
The end of the data
0x0d
LF
The end of a line of text
0x0a
Data
0 - 9
Numeric data
0x30 ~0x39
- (Minus)
Minus sign
0x2d
. (Decimal)
Decimal point
0x2e
Space
Data error or empty
0x20
OF
Overflow
0x4f 0x46
UF
Underflow
0x55 0x46
Header Codes
0
Net Weight
0x30
1
Unit Weight
0x31
2
Quantity
0x32
4
Tare Weight
0x34
B
Status
0x42
Table 7-1. RS-232C Codes, Headers, Fields and Commands
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