User's Manual
Table Of Contents
- 一、Functions and features
- 三、Development and debugging
- 3.3.2 Burning steps
- 1) Before burning the picture font library, make sure that the bottom layer has been burned. You can open the configuration debugging interface to connect to the code file to observe whether it can communicate. If it fails to communicate, first reset ...
- 2) After adding the files to be burned in the U disk according to the second step, connect it to the USB port of the motherboard, and then power on the motherboard.
- 3) Under normal circumstances, the display screen will start to flash and display burned pictures after a few seconds, and the U disk indicator light will start to flash.
- 4) If you cannot see the burning process, please make sure to unplug the U disk under the premise that the U disk indicator is not flashing.
- 四、Description of environmental indicators
- 五、Connect with external controller
- 空白页面
Power positive Power positive J1-25,34 Power supply 12-24V
CAN bus CANA_H J1-2
CANA_L J1-1
Internal control pin
Features
Corresponding to M4-MCU pin
Remarks
Key scan
PG10 (DI), line scan
Key code 1-key S5
Key code 3-key S1
Key code 4--button S2
Key code 5--button S3
Key code 6-key S4
PG13 (DI), line scan
PG14 (DI), line scan
PG2 (DI), column scan
PG3 (DI), column scan
Two hours to trigger the reset port PI3
Output
24VDRV start
PI11
Output
SMI signal detection PI8
input
buzzer PB12 Output
AUO screen backlight control PE5 Output
AUO screen brightness adjustment PC8 Output
ARM 24 signal detection PA0_ADC123_IN0 input
3、Development and debugging
1、Hardware development platform
Connect the PC to the LM USB emulator via USB, and connect the other end of the emulator to the
SECD-7I0B-03 (H) display screen via CAN. Install Huaxing's dedicated integrated development environment LM
Studio on the PC. Complete the construction of the hardware platform.
When purchasing products, relevant development and debugging accessories must be equipped at the same
time, as shown in the following table: