*Oops*, missed an update to the script. Thanks!
7c7
< clr=/sys/class/gpio/gpio48
---
> clr=/sys/class/gpio/gpio48
34a35,38
>
> # [NJO CHANGE] Set GPIO48 as an output
> echo 48 > /sys/class/gpio/export
> echo out > ${clr}/direction
-------------------------------------------------
Paul Wolfson, Ph.D., TX LPI, #A17473
Dallas Legal Technology
3402 Oak Grove Avenue, Suite 300-A
Dallas, Texas 75204-2353
*214-257-0984 (Tel)214-838-7220 (Fax)Send me an email. <[email protected]>*
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On Mon, Mar 21, 2016 at 2:09 PM, Paul Wolfson <[email protected]> wrote:
>
> I just purchased a Bacon Cape to play with and I am having trouble with
> initial diagnostics. The bash test script
> https://github.com/SoCM/Embedded/blob/master/common/scripts-for-BBB/BBB/Bacon-test.sh
> complains that gpio48 is undefined. As a result the character display
> tests are failing - quick hint -- hopefully something very simple?
>
> *bash constant definitions:*
>
> cape="BB-BONE-BACONE"
> clk=/sys/class/gpio/gpio2
> serial=/sys/class/gpio/gpio4
> latch=/sys/class/gpio/gpio5
> clr=/sys/class/gpio/gpio48
> button=/sys/class/gpio/gpio22
> red=/sys/class/pwm/pwm0
> green=/sys/class/pwm/pwm1
> blue=/sys/class/pwm/pwm2
> pot=/sys/devices/ocp*/bacon_adc_helper*/AIN5
> pot_min=0
> pot_max=1800000
>
>
> *output:*
>
> Red PWM
> Green PWM
> Blue PWM
> 7 segment display all off
> 7 segment display all on
> 7 segment display digit check
> 7 segment display digit check (with a dot)
> Press button to continue
> button pressed
> Slider test (press button to exit)
> total 0
>
>
> *pseudo device listing:*
>
> --w------- 1 root root 4096 Dec 31 1999 export
> lrwxrwxrwx 1 root root 0 Mar 21 11:06 gpio2 ->
> ../../devices/virtual/gpio/gpio2
> lrwxrwxrwx 1 root root 0 Mar 21 11:06 gpio22 ->
> ../../devices/virtual/gpio/gpio22
> lrwxrwxrwx 1 root root 0 Mar 21 11:06 gpio4 ->
> ../../devices/virtual/gpio/gpio4
> lrwxrwxrwx 1 root root 0 Mar 21 11:06 gpio5 ->
> ../../devices/virtual/gpio/gpio5
> ................................... no gpio48 port here?
> .......................................................................
> lrwxrwxrwx 1 root root 0 Dec 31 1999 gpiochip0 ->
> ../../devices/virtual/gpio/gpiochip0
> lrwxrwxrwx 1 root root 0 Dec 31 1999 gpiochip32 ->
> ../../devices/virtual/gpio/gpiochip32
> lrwxrwxrwx 1 root root 0 Dec 31 1999 gpiochip64 ->
> ../../devices/virtual/gpio/gpiochip64
> lrwxrwxrwx 1 root root 0 Dec 31 1999 gpiochip96 ->
> ../../devices/virtual/gpio/gpiochip96
> --w------- 1 root root 4096 Dec 31 1999 unexport
>
>
> TIA
> Paul Wolfson
> Dallas
>
> --
> For more options, visit http://beagleboard.org/discuss
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