nrf51822 gpio 11 gpio12 twi not workinghttps://devzone.nordicsemi.com/f/nordic-q-a/75117/nrf51822-gpio-11-gpio12-twi-not-workingHello i have a working program with ble:uart and twi in a nrf51822 device with sdk 12.3 and softdevice My system works perfectly when i use other gpio as scl and sda (external pull up resistors) But when i want to use gpio 11 and gpio 12 the twi is noten-USTelligent Community 13Fri, 14 May 2021 12:53:24 GMTRE: nrf51822 gpio 11 gpio12 twi not workinghttps://devzone.nordicsemi.com/thread/309787?ContentTypeID=1Fri, 14 May 2021 12:53:24 GMT137ad170-7792-4731-bb38-c0d22fbe4515:2ec0dc9d-9ed3-4dc0-ba71-1f6dd38ef869JONATHAN LL<p>Goo to se that you found a solution</p><div style="clear:both;"></div>RE: nrf51822 gpio 11 gpio12 twi not workinghttps://devzone.nordicsemi.com/thread/309779?ContentTypeID=1Fri, 14 May 2021 12:31:23 GMT137ad170-7792-4731-bb38-c0d22fbe4515:8f89bbbd-78b1-4747-876a-d0e886a99b01Nasib<p>Finally it is working. P0.11 was used for UART. Purposes. So I just redefine UART pines .&nbsp;</p> <p></p> <p>Thx&nbsp;</p><div style="clear:both;"></div>RE: nrf51822 gpio 11 gpio12 twi not workinghttps://devzone.nordicsemi.com/thread/309778?ContentTypeID=1Fri, 14 May 2021 12:29:44 GMT137ad170-7792-4731-bb38-c0d22fbe4515:18f89c0a-a94a-4da7-8f6f-889a7b4a084eJONATHAN LL<p>Hi,<br /><br />Are you able to use TWI and other GPIO and everything works... but when you try to use p0.11 and p0.12 then suddenly it does not work ?<br /><br />Are you using other features that&nbsp;use the same base address ?<br /><img src="https://devzone.nordicsemi.com/resized-image/__size/320x240/__key/communityserver-discussions-components-files/4/pastedimage1620995347364v1.png" alt=" " /><br /><br />Regards,<br />Jonathan</p><div style="clear:both;"></div>