4114877
Rev 5.0
October 12, 2015
29
Development Kit User Guide
Interfaces
For HL6528x with DSDS (SIM1 and SIM2) configuration,
SW800 should be switched to position “SIM2 & GPIO”
Short CN801 with a jumper to enable SIM1 insertion detection
Short CN600 with a jumper to enable the SIM2 connector
Short CN803 with a jumper to enable SIM2 insertion detection
For HL6528x with DSDS (SIM1 and Embedded SIM) configuration,
Short CN801 with a jumper to enable SIM1 insertion detection
Short CN804 with a jumper to enable U805 (Embedded SIM)
For HL75xx and HL85xxx with single SIM configuration,
Short CN801 with a jumper to enable SIM1 insertion detection
Open CN804 to disable U805 (Embedded SIM)
For HL75xx and HL85xxx with DSSS (SIM1 and Embedded SIM) configuration,
Short CN801 with a jumper to enable SIM1 insertion detection
Short CN804 with a jumper to enable U805 (Embedded SIM)
3.7.
UART1
UART1 connection on the development kit is available from
CN700, which is a SUB-D 9-pin female
connector. This interface is used to communicate between an AirPrime HL series module and a PC or
host processor.
Figure 18. UART1 Connector
Refer to the following table for the UART1 connector pin description.
Table 9.
Pin Description of the UART1 Connector
Pin #
Signal Name
I/O
I/O Type
Description
1
CT109 DCD
O
RS232 (V24/V28)
Data carrier detect
2
CT104 RXD
O
RS232 (V24/V28)
Receive serial data
3
CT103 TXD
I
RS232 (V24/V28)
Transmit serial data
4
CT108-2 DTR
I
RS232 (V24/V28)
Data terminal ready
Summary of Contents for 1400897-I
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