Description
VK1S56D 14×4 LCD DRIVER VK1S56D is a RAM Mapping 14x4 LCD Driver，It can support LCD screens with a maximum of 56 pattern(14SEGx4COM), it is also supports LCD screens of 2COM or 3COM.Only 3 lines are required to communication interface with the VK1S56D,it is used to configure display parameters and transfer display data, and can also enter the standby mode through Power down command. February 2020 2/17 www.szvinka.com 2 Pinouts and pin description 2.1 VK1S56D SSOP24L Pin Assignment VK1S56D 14×4 LCD DRIVER SEG17 SEG16 SEG15 SEG14 SEG13 SEG12 SEG11 SEG10 SEG9 CS WR DATA 1 24 2 23 3 22 4 21 5 20 6 SSOP24L 19 7 TOP VIEW 18 8 17 9 16 10 15 11 14 12 13 SEG18 SEG19 SEG20 SEG21 SEG22 COM3 COM2 COM1 COM0 VDD VLCD VSS February 2020 3/17 www.szvinka.com 2.2 VK1S56D LQFP24L Pin Description VK1S56D 14×4 LCD DRIVER No.
Key Features
- Operating voltage:2.4-5.2V
- Built-in 256kHz RC oscillator
- Selection of 1/2 or 1/3 bias
- Selection of 1/2 or 1/3 or 1/4 duty
- Built-in 14×4 bit display RAM
- STANDBY mode（by Cmd LCD OFF,SYS DIS）
- 3 wire serial interface
- Software configuration LCD parameters
- Data mode and command mode instructions
- Write address auto increment
