CM3-PANEL-7-POE is an enhanced version of the popular CM3-PANEL with a larger set of interfaces.
|CM3-PANEL-U||CM3-PANEL-W||CM3-PANEL-7-POE||Raspberry Pi 3+ with 7 inch display|
|RS485 / RS422 / RS232||no||no||yes||no|
|Safety power down||no||no||yes||no|
|RTC with backup battery||no||no||yes|
|Audio out||no||no||DAC Stereo 384kHz 32bit||PWM 16 bit|
There are two ways to provide power to the CM3-PANEL-7-POE.
As illustrated below are available also:
The debug port interface is used to have access to the Linux system console also when no other network link is available.
An USB to 3V3 serial converter is requested to wire this port to your computer and a serial terminal software like as:
The debug port will be enabled on your Linux distribution by setting:
inside the file /boot/config.txt and
The default serial setup is 115200,N,8,1 and the logic level is 3.3 Volt.
A serial port visible as /dev/ttyAMA0 is available on the RJ45 connector described below.
The physical interface used is a Max Linear SP335 IC and it can be configured via dip-switch as:
This article is under construction. If you need more info please contact me: Sergio Tanzilli - email@example.com
CM3-PANEL-7-POE - Raspberry CM3+ 7 inch LCD panel with POE
CM3-PANEL-7-POE is an enhanced version of popular CM3-PANEL with a large set of interfaces
Product available on January 2021