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Ilias Papastratis

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  1. The pins tha are available are the same pins with the pin name removed for example gpio10_pe9 is the same as gpio10? Or in gpio10 the 10 is computed from the type : ( position of letter in alphabet-1)*32 + pin number ??
  2. Thank you but how is it possible to access them ? For example these two commands don't work
  3. I export a range of GPIOs and then when i see the list of available GPIOs i see this root@micro:~# ls /sys/class/gpio/ export gpio16 gpio23 gpio30 gpio38 gpio45 gpio52 gpio6 gpio1 gpio17 gpio24 gpio31 gpio39 gpio46 gpio53 gpio60 gpio10 gpio18 gpio25 gpio32 gpio4 gpio47 gpio54 gpio61 gpio11 gpio19 gpio26 gpio33 gpio40 gpio48 gpio55 gpio7 gpio12 gpio2 gpio27 gpio34 gpio41 gpio49 gpio56 gpio8 gpio13 gpio20 gpio28 gpio35 gpio42 gpio5 gpio57 gpio9 gpio14 gpio21 gpio29 gpio36 gpio43 gpio50 gpio58 gpiochip1 gpio15 gpio22 gpio3 gpio37 gpio44 gpio51 gpio59 unexport root@micro:~# Instead i should see something like this : root@A20:~# ls /sys/class/gpio/ export gpio21_pc3/ gpio33_pb8/ gpio45_ph27/ gpio57_ph17/ gpio69_pg5/ gpio10_pe9/ gpio22_pc7/ gpio34_pb10/ gpio46_ph0/ gpio58_ph18/ gpio6_pe5/ gpio11_pe10/ gpio23_pc16/ gpio35_pb11/ gpio47_ph2/ gpio59_ph19/ gpio70_pg6/ gpio12_pe11/ gpio24_pc17/ gpio36_pb12/ gpio48_ph7/ gpio5_pe4/ gpio71_pg7/ gpio13_pi14/ gpio25_pc18/ gpio37_pb13/ gpio49_ph9/ gpio60_ph20/ gpio72_pg8/ gpio14_pi15/ gpio26_pc23/ gpio38_pb14/ gpio4_pe3/ gpio61_ph21/ gpio73_pg9/ gpio15_pi0/ gpio27_pc24/ gpio39_pb15/ gpio50_ph10/ gpio62_ph22/ gpio74_pg10/ gpio16_pi1/ gpio28_pb3/ gpio3_pe2/ gpio51_ph11/ gpio63_ph23/ gpio75_pg11/ gpio17_pi2/ gpio29_pb4/ gpio40_pb16/ gpio52_ph12/ gpio64_pg0/ gpio7_pe6/ gpio18_pi3/ gpio2_pe1/ gpio41_pb17/ gpio53_ph13/ gpio65_pg1/ gpio8_pe7/ gpio19_pi10/ gpio30_pb5/ gpio42_ph24/ gpio54_ph14/ gpio66_pg2/ gpio9_pe8/ gpio1_pe0/ gpio31_pb6/ gpio43_ph25/ gpio55_ph15/ gpio67_pg3/ gpiochip1/ gpio20_pi11/ gpio32_pb7/ gpio44_ph26/ gpio56_ph16/ gpio68_pg4/ unexport
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