Add "documentation".

This commit is contained in:
giomba 2022-10-12 20:31:46 +02:00
parent 074ba919d7
commit ed29e27f80

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@ -104,6 +104,7 @@ int main()
printf("Starting VGA sync machine on %u...\n", sm1);
vga_hsync_program_init(pio, sm1, offset1);
printf("Feeding horizontal sync...\n");
// low pulse is X pixels long, and SM runs at 4x of pixel clock
pio_sm_put_blocking(pio, sm1, 63 * 4);
pio_sm_put_blocking(pio, sm1, 775 * 4);