sudo groups $username | grep dialout > /dev/null
reboot
sudo sh -c "echo 'BB-UART1' > /sys/devices/platform/bone_capemgr/slots"
cat /sys/devices/platform/bone_capemgr/slots
0: PF---- -1 ne_capemgr/slots"pploader/bin# sh -c "echo 'BB-UART1' >
/sys/devic
1: PF---- -1
2: PF---- -1
3: PF---- -1
4: P-O-L- 0 Override Board Name,00A0,Override Manuf,BB-UART1
среда, 30 марта 2016 г., 13:05:46 UTC+3 пользователь dorica написал:
>
> Hi.
> I have a BBB rev C, with Debian 8.3, kernel 4.1.15-ti-rt-r40. I am logged
> in as a regular user (not root). I loaded BB-UART1 overlay, to activate
> UART1 (tried to load cape-universal first, then apply BB-UART1, but could
> not do it both, so I have settled to BB-UART1). I have installed minicom,
> and uart works just fine (tested with link to a PC, via FTDI cable).
> I wrote a script to check the UART, using Cloud9 editor on BBB. the Code
> follows:
> //****************************
> var uart1var = require("bonescript");
> var port = '/dev/ttyO1';
> var options = {
>
> baudrate: 9600
>
> };
> uart1var.serialOpen(port, options, onSerial);
> uart1var.serialWrite(port,'TEST');
> function onSerial(x) {
>
> if (x.err) {
>
> console.log('***ERROR*** ' + JSON.stringify(x));
>
> }
>
> if (x.event == 'open') {
>
> console.log('***OPENED***');
>
> }
>
> if (x.event == 'data') {
>
> console.log(String(x.data));
>
> }
> }
> //***********************************
>
> When I run the script I get <***ERROR*** {"err":"Kernel does not include
> CapeMgr module"}>, and I don/t know why. Any ideas where to look and what
> to do?
> Do I need to run a "npm install -g serialport"? I understand that
> bonescript uses the same library, and is already installed.
> If there is need for more info regarding the configuration of BBB, just
> say and will be done.
>
> PS. The BBB will be a remote machine, so all configuration must be loaded
> at boot or run by scripts at boot by a regular user (not root). The script
> containing the code for UART will also be running automatically, and serve
> a web page, using socket.io (the socket.io part seems to work fine).
>
>
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