Hello,

That works...cool! I will know how to handle things in the future.

Seth

On Friday, September 8, 2017 at 1:03:24 PM UTC-5, Tomas Medina wrote:
>
> Thanks Drew! The commands seem to make it work. I'll leave this open in 
> case I run into any more problems.
>
> On Friday, September 8, 2017 at 12:26:32 AM UTC-4, Drew Fustini wrote:
>>
>> You may need to configure those pins for uart mode: 
>>
>> config-pin P9_24 uart 
>> config-pin P9_26 uart 
>>
>> If that does not fix the problem, then please create an issue in the 
>> GitHub repo: 
>> https://github.com/adafruit/adafruit-beaglebone-io-python 
>>
>> and paste the output of these commands in the issue: 
>>
>> config-pin -q P9_24 
>> config-pin -q P9_26 
>> sudo /opt/scripts/tools/version.sh 
>>
>>
>> thanks, 
>> drew 
>>
>>
>> On Thu, Sep 7, 2017 at 6:08 PM, Tomas Medina <to...@evatech.net> wrote: 
>> > 
>> > I'm trying to have a Beaglebone Black Wireless(debian image 2017-07-01) 
>> > communicate to another device using UART serial communication. In an 
>> example 
>> > program, the bone waits for the device to send the letter "A", then, 
>> upon 
>> > receiving the right letter, outputs a message and transmits the letter 
>> "B". 
>> > The pins used for transmitting and receiving are "P9_24" and "P9_26" 
>> > respectively. Here is the following program: 
>> > 
>> > import Adafruit_BBIO.UART as UART 
>> > import serial 
>> > 
>> > #Enabling the serial ports 
>> > UART.setup("UART1") 
>> > 
>> > #Serial setup values 
>> > ser = serial.Serial() 
>> > ser.port = "/dev/ttyO1" 
>> > ser.baudrate = 9600 
>> > READ_LEN = 1 
>> > ser.close() 
>> > 
>> > rx = "" 
>> > 
>> > while True: 
>> >     print "Waiting for A... " 
>> >     ser.open() 
>> >     rx = ser.read() 
>> >     ser.close() 
>> > 
>> >     if (rx == 'A'): 
>> >         print "Got it!" 
>> >         ser.open() 
>> >         ser.write("B") 
>> >         ser.close() 
>> >         break 
>> > 
>> > The program doesn't throw any errors, however, when testing it out with 
>> the 
>> > device, the program gets stuck on the "Waiting for A" line. I have 
>> > thoroughly checked that all connections are correct and that the other 
>> > device is sending data. Additionally, the program runs perfectly on an 
>> older 
>> > Beaglebone (debian image 2015-11-12). 
>> > 
>> > Any help into this matter would be greatly appreciated. 
>> > 
>> > -- 
>> > For more options, visit http://beagleboard.org/discuss 
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>>  
>>
>> > For more options, visit https://groups.google.com/d/optout. 
>>
>

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