Description
VKL076 19×4 LCD DRIVER VKL is a RAM Mapping LCD Driver，It can support LCD screens with a maximum of QBUUFSO SEGx4COM) .The device communicates with host microcontrollers via a two-line bidirectional I2C bus,it is used to configure display parameters and transfer display data, , and can also enter the standby mode through System Set Command .Four power consumption modes can be configured.With the characteristics of high anti-interference and low power consumption, it is suitable for water electrical meters and industrial control instruments. February 2020 2/23 www.szvinka.com VKL076 19×4 LCD DRIVER 2 Pinouts and pin description 2.1 VKL076 SSOP28 Pin Assignment GND SCL SDA SEG 9 SEG10 SEG11 SEG12 SEG13 SEG14 SEG15 SEG16 SEG17 SEG18 SEG19 1 28 2 27 3 26 4 25 5 24 6 VKL076 23 7 SSOP28 22 8 21 9 20 10 19 11 18 12 17 13 16 14 15 VDD VLCD COM3 COM2 COM1 COM0 SEG27 SEG26 SEG25 SEG24 SEG23 SEG22 SEG21 SEG20 February 2020 3/23 www.szvinka.com 2.2 VKL076 SSOP28 Pin Description VKL076 19×4 LCD DRIVER /P /BNF 0 'VODUJPO 1 GND (/% Negative power supply 2 SCL I Serial Clock Input for I2C interface 3 SDA I/O Serial Data Input/Output for I2C interface 4-22 SEG9-SEG27 O 23-26 COM0-COM3 O 27 VLCD I 28 VDD VDD LCD SEG outputs LCD COM outputs LCD power input=(VDD-VLCD） Positive power supply February 2020 4/23 www.szvinka.com 3 Functional Description.
Key Features
- 0QFSBting WPMUBHF7
- #VJMUin 3L)[ RC oscilMBUPS
- 4FMFDUion of 1/2 or 1/3 bias
- EVUZ $0.
- #VJMUin 19x4 bits dispMBy R".
- )[ FrBNF FrFRVFODZ
- 45"/%#: mPEFčCZ System Set Command LCD OFF）
- 'PVr power consuNQUJon modes cBO be configuSFE
- *$ buT iOUFSGBDF
- %JTQMay mode 1Y
