Newland NLS-FM420, Руководство по интеграции

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RS232 Interface
Code Programming ON
Code Programming OFF
Tools
Serial Port
Hardware Auto Flow Control
When enabled
，
the scanner will decide if the data should be sent in accordance
with CTS signal level. When it is low level CTS signal, it means the serial port
’
s
cache memory of receiving end (such as PC) is full and the scanner will not send
data through RS232 until CTS signal is set to high level by receiving end.
When the scanner is not ready for receiving, it will set RTS signal to low level.
When sending end (such as PC) detects it, it could not send data to the scanner any
more, otherwise the data will be lost.
When disabled, data
’
s sending and receiving through serial port will not be ef-
fected by RTS/CTS signal.
** Disable Hardware Auto Flow Control
【
Pro CMD
：
0104000
】
Enable Hardware Auto Flow Control
【
Pro CMD
：
0104010
】
Before enabling this function, please be sure that RTS/CTS signal line is contained in RS232
cable. If not, a RS232 communication error will occur.