WT6804
DESCRIPTION
The WT6804 is an on-screen display (OSD) IC which display color symbols or characters onto monitor. With the control of microcontroller through I2C interface, it can display characters with special effect like blinking or shadowing automatically.
FEATURES
- Programmable horizontal resolutions up to 1530 dots per line
- Horizontal frequency up to 120KHz
- On-chip PLL up to 100MHz
- Fully programmable character array of 15 rows by 30 columns
- 12x18 dot matrix per character
- 256 characters and graphic symbols ROM including 16 multi-color fonts
- 8 colors per display character
- 7 colors per display character background
- 4 programmable windows
- Double character height and width control
- Programmable character height (18 to 71 lines)
- Programmable row-to-row spacing
- Programmable vertical and horizontal positioning for display screen center
- Bordering, shadowing and blinking effect
- Fade-in/fade-out effects
- I2C interface with slave address $7AH
- Power supply : 5V
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