Specifications

32 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