Hardware Interface; Connector; Pin Assignment - Rikaline GPS-20 User Manual

3. Hardware interface

3.1 Connectors
3.1.1 Antenna Connector
MCX, RSMA
3.1.2 Interface Connector
20-Pin and 10-Pin straight header, 2mm pitch
3.2 Pin Assignment of Connector
Pin Number
Pin Number
Note: 1) Pulled high (VCC/VDD) through on-board 100K Ohm resister.
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GPS-20 Operating Manual
Table 1-1 Pin list of the 20-Pin Digital Interface Connector (CN1)
Name
1 ANT_PWR
2 VCC_5V
3 BAT
4 VCC_3V
5 PBRES
6 GPIOA
7 GPIOB
8 GPIOC
9 GPIOD
10 GND
11 TXA
12 RXA
13 GND
14 TXB
15 RXB
16 GND
17 BOOTSEL
18 GND
19 TIMEMARK 1PPS Time Mark Output
20 ALT/GPIOE Alternative output (Reserved)
Table 1-2 Pin list of the 10-Pin Digital Interface Connector (JP1)
Name
1 GPIOF
2 JTDI
3 GPIOG
4 JTMS
5 GPIOH
6 JTCK
7 GPIOI
8 JTDO
9 JTRST
10 GND
5F-1, 125, Roosevelt Road, Sec. 5, Taipei, Taiwan 116
Description
Antenna DC Voltage
+5 DC Power Input
Backup Battery
+3.3V DC Power Input
Push Button Reset Input. Active Low
SW dependent functions (note 1)
SW dependent functions (note 1)
SW dependent functions (note 1)
SW dependent functions (note 1)
Ground
Serial Data Output A
Serial Data Input A
Ground
Serial Data Output B
Serial Data Input B
Ground
Booting Mode Select
Ground
Description
SW dependent functions (note 1)
JTAG software debug function
SW dependent functions (note 1)
JTAG software debug function
SW dependent functions (note 1)
JTAG software debug function
SW dependent functions (note 1)
JTAG software debug function
JTAG software debug function
Ground
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Rikaline
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