VP=others, HP=others
Background Plane Setting Synchronization Position Register
| HP | Background plane horizontal synchronization signal assertion position on the basis of pixel clock (PXCLK). 0 (0x0): Setting prohibited 0 (others): (HP)th line (pixels) |
| VP | Background plane vertical synchronization signal assertion position on the basis of line. 0 (0x0): Setting prohibited 0 (others): (VP)th line |