5. Commands and Functions - Sanyo Denki America, Inc.
5. Commands and Functions - Sanyo Denki America, Inc.
5. Commands and Functions - Sanyo Denki America, Inc.
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6. Communication specifications<br />
6.1 Communication Specifications<br />
The following section describes the communication specifications of the PB Series system.<br />
6.1.1 Communication Format<br />
Item<br />
Specifications<br />
Transmission rate* 9600, 38400, 115200, 128000<br />
(Select with dip-switches: see Section 4.2)<br />
Synchronization method<br />
Start-stop synchronization<br />
Databits<br />
8 bit<br />
Parity bit<br />
Even<br />
Stop bit<br />
1 bit<br />
Number of slaves 1 to 15 units (Select with rotary switch; see Section 4.2)<br />
Data length<br />
Maximum of 255 bytes<br />
Data<br />
Hexadecimal<br />
Data transmission<br />
LSB first<br />
Transmission method<br />
Four-wire full duplex polling method<br />
*Contact <strong>Sanyo</strong> <strong>Denki</strong> for information on non-st<strong>and</strong>ard transmission rates.<br />
6.1.2 Hardware<br />
Item<br />
Line driver/Receiver IC<br />
Cable<br />
Termination resistor<br />
Extension length<br />
Insulation<br />
Connector (amplifier side)<br />
Specifications<br />
Full duplex: SN751178(TI) equivalent<br />
3 or 4-wire twisted pair, shielded cable<br />
Both ends of the signal line have a termination resistor<br />
connected (Rt: 150Ω), <strong>and</strong> can be set using dip-switches<br />
(see Section 4.2)<br />
Max. 100m<br />
Photocoupler insulation<br />
S10B-PADSS-1GW(JST)<br />
6-1
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