OSD-232 is a video on-screen character overlay board. With only two pins of your personal computer's serial port or one I/O line and ground from your favorite microcontroller product like the Basic Stamp display 28 columns by 11 rows of information (308 characters total) directly onto any NTSC or optional PAL baseband (video in) television or VCR.
OSD-232 code samples:
QBSAMPLE.BAS : Microsoft Quick Basic sample which draws the current time on screen.
