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华宇星通HX08北斗GPS定位终端

Pin No Module Name I/O Description 1 All GND Ground 2 All TXD O UART, leave open if not used, Voltage level referred VCC_IO. Can be configure

Pin No Module Name I/O Description 1 All GND Ground 2 All TXD O UART, leave open if not used, Voltage level referred VCC_IO. Can be configured as Data ready12 indication for the DDC interface. 3 All RXD I UART, leave open if not used, Volta......
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Pin No Module Name I/O Description
1 All GND   Ground
2 All TXD O UART, leave open if not used, Voltage level referred VCC_IO. Can be configured as Data ready12 indication for the DDC interface.
3 All RXD I UART, leave open if not used, Voltage level referred VCC_IO
4 All TIMEPULES O Pulse output at 1pulse per second aligned to the GPS signal. Leave open if not used, Voltage level referred VCC_IO
5 All EXTINT I Can be used as an external wakeup signal. Leave open if not used, Voltage level referred VCC_IO
6 All V-BCKP I Backup voltage input pin. Connect to GND if not used.
7 All VCC_IO   IO supply voltage Input must be always supplied. Usually connect to VCC Pin 8
8 All VCC   Power supply of module(1.8-3.6V)
 
9 All RSET-N I Must be connected to VCC always. Can be used as reset input pin with additional circuit (connected to VCC by 3k3 resistor)
10 All GND I Ground
11 All RF_IN I Matched RF-Input, DC block inside.
 
12 All GND I Ground
13 All ANT_ON O Active antenna or ext. LNA control pin in power save mode
 
14 All VCC_RF O Can be used for active antenna or external LNA supply.
15     All NC   Leave open.
16 All SDA I/O DDC Communication interface. Leave open if not used.
17 All SCL I/O DDC Communication interface. Leave open if not used.
18 All NC   Leave open.
Reserved  Pin
 
 

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