Sensoray 614 Caption Overlay - Manual

Sensoray Model 614
Caption/Overlay Programming Guide
I. Caption/Overlay Feature Summary
•
Up to 8 windows or fields
•
Up to 64 characters or bitmap blocks per window (field)
•
8 x 16 pixels per bitmap block or character font
•
Scale:
x1 (1:1), x2 (2:1), x2v (2:1, vertically), and x4 (4:1) per window/field
•
Color:
White, Black, Red, Blue, Green, Yellow, Magmata, and Cyan
on character or bitmap-block base
•
Caption/Overlay mode:
Transparent or Non-transparent, on character or bitmap-block base
II. Registers for Caption/Overlay in FPGA
The 614 FPGA internal register set consists of various 16-bit wide registers that are
accessed by the means of I2C bus. Some registers are accessed directly, while others are
accessed indirectly via index register.
Following registers are designated for Caption/Overlay control and/or programming
purpose: