ALE-NC series operation manual 6
External input/output functions
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51
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6-3
USB Connecter terminal numbers and their functions
The USB (Type B) connector pin alignment for this product is as shown below:
Terminal no.
Signal name
Function
1
V
BUS
Bus power
Rating: 4.4 to 5.25 V
2
D
-
Data signal
3
D
+
Data signal
4
GND
Signal grounding
6-4
Communication format
6-4-1
Basic communication specification
Items
Description
Communication method
RS-232C: Full-duplex communication method
USB: Half-duplex communication method
Synchronization method
Asynchronous communication method
Electrical specification
RS-232C: EIA-232-D/E
USB: USB2.0
Baud rate
1200/2400/4800/9600/
19200/38400/57600/115200 bps
Transmission code
Start bit
1 bit
Composition
Parity bit
None/Odd number/Even number
Data bit
8 bit
Stop bit
1 bit/2 bit