Difference between revisions of "IoTGateway/BSP/Linux/Linux BSP User Guide Ubuntu16.04 for rk"
From ESS-WIKI
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== <span style="color:#0070c0">RS-485 Test</span> == | == <span style="color:#0070c0">RS-485 Test</span> == | ||
| − | [[File:Rs485.png| | + | [[File:Rs485.png|800px|Rs485.png]] |
RK3399 Send Command | RK3399 Send Command | ||
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$ adv | $ adv | ||
# stty -F /dev/ttyUSB0 speed 115200 -hupcl -icrnl -ixon -opost -onlcr -isig -icanon -iexten -echo -echoe -echok -echoctl -echok | # stty -F /dev/ttyUSB0 speed 115200 -hupcl -icrnl -ixon -opost -onlcr -isig -icanon -iexten -echo -echoe -echok -echoctl -echok | ||
| − | </syntaxhighlight> | + | </syntaxhighlight>Please check return 115200 |
| − | Please check return 115200 | ||
| − | |||
<syntaxhighlight lang="bash"># echo "123456abc" >/dev/ttyUSB0 | <syntaxhighlight lang="bash"># echo "123456abc" >/dev/ttyUSB0 | ||
| − | </syntaxhighlight> | + | </syntaxhighlight> RK3399 Receive Command |
| − | RK3399 Receive Command | ||
| − | |||
<syntaxhighlight lang="bash"># cat /dev/ttyUSB0 & | <syntaxhighlight lang="bash"># cat /dev/ttyUSB0 & | ||
</syntaxhighlight> | </syntaxhighlight> | ||
Revision as of 10:29, 19 August 2019
Contents
Linux BSP Version
Ubuntu16.04_aarch64
Ubuntu 16.04 Release Version
DS100 DIV0009 2019-08-17
Image Download Path
Ubuntu16.04_DS100_Image_Checksum
Account and Password for Login
Account : adv Password: adv
OTG port change Host mode
Command
$ sudo su
$ adv
# cd /
# echo Host >/sys/kernel/debug/usb0/rk_usb_force_mode
RS-485 Test
RK3399 Send Command
$ sudo su
$ adv
# stty -F /dev/ttyUSB0 speed 115200 -hupcl -icrnl -ixon -opost -onlcr -isig -icanon -iexten -echo -echoe -echok -echoctl -echok
# echo "123456abc" >/dev/ttyUSB0
# cat /dev/ttyUSB0 &