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PN7120 integration with android

Question asked by venkatesan subbu on Jul 25, 2016
Latest reply on Aug 4, 2016 by venkatesan subbu

Trying to integrate PN7120 with android system. getting following messages

 

[   70.817523] pn54x_dev_open : 10,56

[   70.875924] pn54x_dev_ioctl, cmd=1074063617, arg=1

[   70.972485] pn544_enable power on

[   71.229363] pn54x_dev_ioctl, cmd=1074063617, arg=0

[   71.253630] pn544_disable power off

[   71.491964] pn54x_dev_ioctl, cmd=1074063617, arg=1

[   71.497000] pn544_enable power on

[   71.669942] pn54x_dev_write : i2c_master_send returned -121

[   71.772276] pn54x_dev_write : i2c_master_send returned -121

[   71.857472] pn54x_dev_write : i2c_master_send returned -121

[   71.965402] pn54x_dev_write : i2c_master_send returned -121

[   71.983767] pn54x_dev_write : i2c_master_send returned -121

[   72.003583] pn54x_dev_write : i2c_master_send returned -121

[   72.017645] pn54x_dev_ioctl, cmd=1074063617, arg=1

[   72.025201] pn544_enable power on

[   72.239459] pn54x_dev_ioctl, cmd=1074063617, arg=0

[   72.251812] pn544_disable power off

[   72.459436] pn54x_dev_ioctl, cmd=1074063617, arg=1

[   72.470346] pn544_enable power on

[   72.591335] pn54x_dev_ioctl, cmd=1074063617, arg=2

[   72.659337] pn544_enable power on with firmware

[   72.722492] pn544_enable Unused Firm GPIO 2

[   72.843934] pn54x_dev_ioctl, cmd=1074063617, arg=0

[   72.869792] pn544_disable power off

[   72.989573] pn54x_dev_ioctl, cmd=1074063617, arg=1

[   73.002045] pn544_enable power on

 

Not able to ON the NFC in android setting.

May I get any help.

 

regards

venkat

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