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3

REV. 1.0.0 

XRA1403/1405 EVALUATION BOARD USER’S MANUAL

2.2.2

XRA1403IL24-F

The following jumpers apply to the XRA1403IL24-F:

T

ABLE

 4: J

UMPER

 S

ETTINGS

 F

OR

 XRA1403IL24-F

J

UMPERS

F

UNCTIONS

C

OMMENTS

J28

Header for connecting GPIO[7:0] signals 
of QFN package

Jumper in pin 1 & J29 pin1 connects GPIO0 to LED
Jumper in pin 2 & J29 pin 3 connects GPIO1 to LED
Jumper in pin 3 & J29 pin 5 connects GPIO2 to LED
Jumper in pin 4 & J29 pin 7 connects GPIO3 to LED
Jumper in pin 5 & J29 pin 9 connects GPIO4 to LED
Jumper in pin 6 & J29 pin 11 connects GPIO5 to LED
Jumper in pin 7 & J29 pin 13 connects GPIO6 to LED
Jumper in pin 8 & J29 pin 15 connects GPIO7 to LED

J29

Header for connecting GPIO[7:0] signals 
of TSSOP package to LEDs

1&2 connects GPIO0 to LED - 0 ohm resistor on board
3&4 connects GPIO1 to LED - 0 ohm resistor on board
5&6 connects GPIO2 to LED - 0 ohm resistor on board
7&8 connects GPIO3 to LED - 0 ohm resistor on board
9&10 connects GPIO4 to LED - 0 ohm resistor on board
11&12 connects GPIO5 to LED - 0 ohm resistor on board
13&14 connects GPIO6 to LED - 0 ohm resistor on board
15&16 connects GPIO7 to LED - 0 ohm resistor on board

J30

Header for connecting GPIO[15:8] signals 
of TSSOP package to LEDs

1&2 connects GPIO8 to LED - 0 ohm resistor on board
3&4 connects GPIO9 to LED - 0 ohm resistor on board
5&6 connects GPIO10 to LED - 0 ohm resistor on board
7&8 connects GPIO11 to LED - 0 ohm resistor on board
9&10 connects GPIO12 to LED - 0 ohm resistor on board
11&12 connects GPIO13 to LED - 0 ohm resistor on board
13&14 connects GPIO14 to LED - 0 ohm resistor on board
15&16 connects GPIO15 to LED - 0 ohm resistor on board

J31

Header for connecting GPIO[15:8] signals 
of QFN package

Jumper in pin 1 & J30 pin 1 connects GPIO8 to LED
Jumper in pin 2 & J30 pin 3 connects GPIO9 to LED
Jumper in pin 3 & J30 pin 5 connects GPIO10 to LED
Jumper in pin 4 & J30 pin 7 connects GPIO11 to LED
Jumper in pin 5 & J30 pin 9 connects GPIO12 to LED
Jumper in pin 6 & J30 pin 11 connects GPIO13 to LED
Jumper in pin 7 & J30 pin 13 connects GPIO14 to LED
Jumper in pin 8 & J30 pin 15 connects GPIO15 to LED

J81

Selects the supply voltage for +VDD for 
24-pin QFN packages

Jumper in 2&4 sVDD (default)
Jumper in 1&3 sVDD 
Jumper in 3&5 sVDD

J82

Selects the corresponding signal for pin 
18 of 24-pin QFN package

N

OTE

:  

Use J87 pin 2 & 3

J83

Selects the corresponding signal for pin 
23 of 24-pin QFN package

Jumper in 2&4 selects SI signal (default)
Jumper in 1&3 selects A1 signal
Jumper in 3&5 selects A1 signal

J84

Selects the corresponding signal for pin 
24 of 24-pin QFN package

Jumper in 2&4 selects RESET# signal (default)
Jumper in 1&3 selects A2 signal 
Jumper in 3&5 selects RESET# signal

Содержание XRA1403IG24-0B-EB

Страница 1: ...21 CS CS _SPI signal at J5 pin19 1 4 From the MCU write the following registers GCR1 0x00 GCR2 0x00 If the LEDs turn on the communication with the GPIO expander is successful To disable connection to...

Страница 2: ...ed only for the XRA1405 Jumper in 1 2 selects 3 3V Jumper in 3 4 selects 2 5V Jumper in 5 6 selects 1 8V J11 Selects the supply voltage for VDD Jumper in 1 2 selects 3 3V default Jumper in 3 4 selects...

Страница 3: ...or on board 3 4 connects GPIO9 to LED 0 ohm resistor on board 5 6 connects GPIO10 to LED 0 ohm resistor on board 7 8 connects GPIO11 to LED 0 ohm resistor on board 9 10 connects GPIO12 to LED 0 ohm re...

Страница 4: ...in 1 2 selects A0 signal J88 Selects the corresponding signal for pin 23 of 24 pin QFN package Installed but not used for XRA1403IL24 F Jumper in 1 2 selects VDD signal Jumper in 2 3 selects VDD sign...

Страница 5: ...but not used J71 Selects the supply voltage for VDD for 24 pin TSSOP packages Jumper in 2 4 selects VDD default Jumper in 1 3 selects VDD Jumper in 3 5 selects VDD J72 Selects the corresponding signa...

Страница 6: ...selects RESET signal Jumper in 2 3 selects SI signal J80 Selects the corresponding signal for pin 23 of 24 pin TSSOP package Installed but not used for XRA1403IG24 F Jumper in 1 2 selects SDA signal...

Страница 7: ...Header for connecting GPIO 15 8 signals of TSSOP package to LEDs 1 2 connects GPIO8 to LED 0 ohm resistor on board 3 4 connects GPIO9 to LED 0 ohm resistor on board 5 6 connects GPIO10 to LED 0 ohm re...

Страница 8: ...selects SO signal J86 Selects the supply voltage for VDDP for 24 pin QFN packages Jumper in 2 3 selects VDDP default Jumper in 1 2 selects VDDP J87 Selects the corresponding signal for pin 18 of 24 pi...

Страница 9: ...connecting GPIO 15 8 signals of QFN package Installed but not used J71 Selects the supply voltage for VDD for 24 pin TSSOP packages Installed but not used for XRA1405IG24 F Jumper in 1 3 selects VDD...

Страница 10: ...has been minimized b the user assumes all such risks c potential liability of EXAR Corporation is adequately protected under the circumstances Copyright 2011 EXAR Corporation Datasheet October 2011 S...

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