Please solider the hat tall 2*20 given in the pack and plug it... It's working !!!! awesome...

I am trying to use MPR121 touch hat https://www.adafruit.com/product/2340 on rpi 3 B but when i try to detect the board connection, it is not displyed in i2c devices 0 1 2 3 4 5 6 7 8 9 a b c d e f 00: -- -- -- -- -- -- -- -- -- -- -- -- -- 10: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 20: -- ...

shuckle wrote:How long does it take now then?
My pi is very close tp 30 secs without tuning.

it takes 56 seconds.

I need to boot in 30 sec, it contains web service and java program.

How to boot the raspberry pi quickly.
i am not getting the correct solution.

Thanks Its working !!!@@###

While i am trying to read serial converter (Prolific ) not shown in list . I listed the log below please help me to do this. $ tail -f /var/log/syslog Dec 17 12:43:25 raspberrypi kernel: [ 1197.017719] usb 1-1.2: new full-speed USB device number 16 using dwc_otg Dec 17 12:43:25 raspberrypi kernel: [...