User Manual

MG260 Product Specification
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2.4 System connector multiplexing
Pin # Multi p lex 1 Multi p lex 2 Reset St at e Comme nts
1 NC
2 NC
3 GPS_TXD0
PIO controlle d
after R e set
4 GPS_RXD0 PIO controlle d
after R e set
5 GPS_SCK PIO controlle d
after R e set
Driven low
6 NC
7 NC
8 GPS_MOSI PIO controlle d
after R e set
9 GPS_EXTIN T 0 Input
Pull up external res i stor to
GPS_VCO R E
10 NC
11 GPS_MISO PIO controlle d
after R e set
Driven low
12 V_EXT_CHARGE
charge
13 GPS_PCS0_ N PIO controlle d
after R e set
Pull up external res i stor to
GPS_VCO R E
14 V_EXT_CHARGE
charge
15 GPS_PCS1_ N PIO controlle d
after R e set
Driven high
16 V_EXT_CHARGE
charge
17 GPS_TIMEPU LSE Input
18 GPS_VA NT Input
19 NC
20 UART_SWITCH Input
21 GPS_EN Input
22 NC NC
23 SIM_CLK O u tput Low
24 GPIO2 Input
25 SIM_RST Output Low
26 ONKEY Input
27 SIM_DA TA Output Low
28 SDA SPI_IO Input
If used pu ll-up an extern al
resistor to VCC
29 SIM_V CC Output
30 SCL SPI_CLK Input
If used pu ll-up an extern al