1.Parameters
Product model | WLT-070R-AP20 |
Basic parameters |
● CPU: Cortex® -A8 architecture,frequency 1.0GHZ ● Memory: 512MB DDR3 ● Flash:256MB NandFlash |
Display screen |
● Size:7 inch ● Resolution:800×480 ● Wide-temperature type,64K colors or 260K colors ● LCD backlight:lifetime > 25000 hours |
Touch screen | 4-wire resistance touch screen(driver inside) |
Hardware interface |
● 4 channel isolated 3-wire RS-232 serial port(COM1,COM2,COM3,COM4),2 channel(COM1、COM2)multiplex as RS-485 bus. ● 1 channel isolated CAN bus.(optional) ● 1 channel WIFI module inside.(optional) ● 1 channel USB device interface,support ActiveSync connect to PC to exchange data and debug application. ● 2 channel USB Host interface,support mouse, keyboard, U disk ,etc. ● 1 channe ● 100M Ethernet interface. ● 1 channel SD/MMC slot,support SD/MMC card . ● 1 channel 3.5mm audio output interface. ● 1 channel DC12V~24V,industria ● power solution,higher reliability. |
Attention | When the serial port is connected, The GND wire of the two devices must be connected to avoid burning the serial chip and affecting communication. |
OS | Windows CE 6.0 R3 |
Defend degree | IP65 (front panel) |
Working environment |
● power:12V~24V DC ,600mA ● working temperature:-10~55℃ ● storage temperature:-20~80℃ ● working humidity:10~90%RH |
Size |
● shell structure:plastic ● panel size:206.00 x 142.00 (mm) ● trepanning size:195.6.00 x 131.6 .00 (mm) |
Application area |
● industrial control,detection device,instruments and meters,security monitoring,medical apparatus and instruments, intelligent terminals embedded high-end application. ● Support CAN bus network deployment. |
Software support |
● Flash power-down protection function. ● IDE: Visual Studio 2005/2008.net(.net 2.0 Compact)、EVC++ 、 Labview development. ● Easy change the user-defined splash screen. ● Support display screen rotation (degree: 0/90/180/270) |
2.Interface definition
1 CANL | 2 CANH |
3 GND | 4 COM3-RX of RS-232 |
5 COM3-TX | 6 COM4-RX of RS-232 |
7 COM4-TX of RS-232 | 8 COM2-485B |
9 COM2-485A | 10 GND |
11 COM1-485B | 12 COM1-485A |
2.1 RS-232 interface
4 channels,support the highest-level baudrate 115200bps. The corresponding interface in Linux system is COM1 ~ COM4. Specially COM1 and COM2 have 2 output type as RS-232 and RS-485.
2.2 RS-485 interface
The corresponding port in Win CE system is COM1、COM2. And COM1/COM2 is a multiplexing of COM1/COM2 of DB9 interface. 120 ohm(Ω) terminal resistance will be needed additionally for a bus network deployment.
2.3 CAN Bus interface
The function of Can-bus interface is optional. Also, 120 ohm(Ω) terminal resistance will be needed additionally for a bus network deployment.
2.4 Power interface
As shown in the figure:
3. Exterior size
Exterior size: 206×142 (mm) Trepanning size: 195.6×131.6(mm)