Smart Machine Smart Decision
T5320_User Guide_V1.02
15
2012-08-10
3
TXD
I
Transmit Data
4
DTR
I
Data Terminal Ready
Attention: The ignition of T5320
Terminal is activated via a rising
edge of high potential (+3 ... +15 V)
5
GND
-
Ground
6
DSR
O
Data Set Ready
7
RTS
I
Request To Send
8
CTS
O
Clear To Send
9
RING
O
Ring Indication
Note: User can use AT command “AT+IPR=x” to set a fixed baud rate and the setting will be saved to
non-volatile flash memory automatically. After the configuration is set as fixed baud rate, the URC such as
"RDY", "+CFUN: 1" and "+CPIN: READY” will be reported when T5320 is powered on.
Hyper terminal usually as the PC software tool to operate T5320; customer can set up a connection between PC
and terminal, configure the port properties as the figure 9 shows.
Figure 12: COM port properties of the hyper terminal
6.3
10 PIN I/O interface
T5320 provides a 10 PIN I/O interface for customer use, including Audio, GPIOs and 1 ADC channel.
The following figure gives a brief view of signal assignment.
Summary of Contents for T5320
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