LC78711E Datasheet, PDF (28/43 Pages) Sanyo Semicon Device – Graphics Display Processor

LC78711E
• Data2: SPBM
— Function: Output signal setting for the PSC2 pin (pin 13)
— Operation: Controls whether or not the PSC2 pin output monitors the sprite pattern B display state.
SPBM = 0: The sprite state is not monitored.
SPBM = 1: The sprite B display state is monitored.
A high level is output when the sprite B pattern is displayed.
• Data1: SPAM
— Function: Output signal setting for the PSC2 pin (pin 13)
— Operation: Controls whether or not the PSC2 pin output monitors the sprite pattern A display state.
SPAM = 0: The sprite state is not monitored.
SPAM = 1: The sprite A display state is monitored.
A high level is output when the sprite A pattern is displayed.
• Data0: GPHM
— Function: Output signal setting for the PSC2 pin (pin 13)
— Operation: Controls whether or not the PSC2 pin output monitors the state of the graphics display mode setting.
GPHM = 0: The display state is not monitored.
GPHM = 1: The graphics display mode setting state is monitored.
A high level is output when the LC78711E is operating in graphics display mode.
15. Register 11hex
• Data7: 0
Data6: 0
Data5: 0
Data4: 0
Data3: 0
• Data2: VBLK
— Function: Vertical blanking (vertical return) period indicator
— Operation: Outputs a 1 during the vertical blanking period.
VBLK = 0: Not a vertical blanking period.
VBLK = 1: Display is in a vertical blanking period.
NTSC mode: A 19H period
PAL mode: A 25H period
• Data1: EXEC
— Function: Command execution state
— Operation: Outputs the LC78711E command execution state.
EXEC = 0: Command execution in progress
EXEC = 1: Command wait state
• Data0: 1
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