Panasonic PT-MZ770, Инструкция по эксплуатации (Функциональное руководство)

Страница: 216 / 233

Chapter 7 Appendix — Technical information
216 - ENGLISH
Pin assignments and signal names
D-Sub 9-pin (female)
Outside view
Pin No. Signal name Details
(1) (5)
(6) (9)
(1) ― NC
(2) TXD Transmitted data
(3) RXD Received data
(4) ― NC
(5) GND Earth
(6) ― NC
(7) CTS
Connected internally
(8) RTS
(9) ― NC
Communication conditions (Factory default)
Signal level RS-232C-compliant
Sync. method Asynchronous
Baud rate 9 600 bps
Parity None
Character length 8 bits
Stop bit 1 bit
X parameter None
S parameter None
Basic format
Transmission from the computer starts with STX, then the ID, command, parameter, and ETX are sent in this
order. Add parameters according to the details of control.
(2 bytes)
2 ID characters (2 bytes)
Semi-colon (1 byte)
Colon (1 byte)
3 command characters (3 bytes)
Parameter (undefined length)
Start (1 byte)
ZZ, 01 to 64
ID designate
End (1 byte)
Basic format (has subcommands)
Parameter (6 bytes)
*1
Symbol “+” or “–” (1 byte) and setting or adjustment value (5
bytes)
Operation (1 byte)
*1
“=” (Set the value specified using parameter)
Sub command (5 bytes)
Same as the basic format