Designing hardware and software that uses the VS23S0X0 family of ICs as a 8-bit or SPI SRAM memory or as a Video Controller for generating Composite Video (TV-Out) or driving other kinds of displays.
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Is it possible to use an external sync chip like the LM1881 and use the output from the VS23S010 for an "OSD" from an NTSC camera?
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VS23Sxxx doesn't have sync inputs, so unfortunately it cannot be used for overlaid OSDs.