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Emailkinseal@kinseal.com
Model | Description |
AST024PA-N | 2.4-inch serial LCD, 16mbyte flash, TTL / RS232 communication, without TP |
AST024PA-T | 2.4-inch serial port LCD screen, 16mbyte flash, TTL / RS232 communication, with TP |
2.Product specifications:
Power supply: 5V；
Backlight adjustment: nonsupport;
Touch: 4-wire resistive touch screen;
LCD resolution: 320x240;
USB: nonsupport;
LCD: ordinary viewing angle, 250cd/m2;
Communication: TTL level serial port / RS232 communication, TTL support 5V and 3.3V level;
Storage: 16Mbyte SPI Nor Flash；
Power supply: anti reverse connection, distinguish the positive and negative poles of power supply;
RTC clock: support;
Power failure data saving: nonsupport;
Download: SD card download;
3.Product size
Product size | Product model | Overall size | Opening size |
2.4 inches | AST024PA | 48.5mm×78.5mm×11mm | 36.5mm×68.5mm |
4.Product parameters
Product parameter table | ||
Hardware performance | Model | AST024PA-N/AST024PA-T |
Display | 2.4″TFT LCD | |
Color | 65535 Color | |
Brightness | 250 cd/㎡ | |
Backlight | LED | |
LED life | 20,000h | |
Touch screen | 4-wire industrial electronic touch screen (surface hardness 4 H) | |
CPU | 96MHz M0 | |
Memory | 16Mbyte SPI NOR Flash | |
RTC | Support | |
USB port | Without | |
Program download mode | SD card download | |
Communication port | One way serial port, TTL communication / RS232(RS232 communication when R15 pastes 0r resistor, TTL communication when R15 is empty) | |
Electrical specification | Rated power | 0.5W |
Rated voltage | DC 5V | |
Environmental specification | Working temperature | -20—60℃ |
Storage temperature | -40—70℃ | |
Environmental humidity | 10—90％RH(no condensation) | |
Vibration resistance | 10—25Hz（X,Y,Z direction 2G/30minutes） | |
Cooling mode | Natural air cooling | |
5.Pin definition
Pin | Definition | Explain |
1 | GND | Negative pole of power supply |
2 | RXD | When R15 is pasted with 0r resistor, it is RS232_ RXD. When R15 is empty pasted, it is TTL_ RXD |
3 | TXD | When R15 is pasted with 0r resistor, it is RS232_ TXD. When R15 is empty pasted, it is TTL_ TXD |
4 | Null | Debug port TX |
5 | +5V | Automatic protection above 5.6V |
Technical support：SY
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