SEGA SATURN DEVELOPER'S MANUAL

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■ Priority number register

The priority number register specifies the priority number. This is a write-only 16-bit register located at addresses 1800F0H to 1800F6H. The value is cleared to 0 after power-on or reset, so be sure to set it.

Priority number bit (for sprites) : Sprite priority number bit

(S0PRIN2 to S0PRIN0, S1PRIN2 to S1PRIN0, S2PRIN2 to S2PRIN0, S3PRIN2 to S3PRIN0, S4PRIN2 to S4PRIN0, S5PRIN2 to S5PRIN0, S6PRIN2 to S6PRIN0, S7PRIN2 to S7PR Specified priority number of sprite.

S0PRIN2 to S0PRIN0 1800F0H Bits 2 to 0 Sprite Register 0
S1PRIN2 to S1PRIN0 1800F0H bits 10 to 8 Sprite register 1
S2PRIN2 to S2PRIN0 1800F2H Bits 2 to 0 Sprite register 2
S3PRIN2 to S3PRIN0 1800F2H Bits 10 to 8 Sprite Register 3
S4PRIN2 to S4PRIN0 1800F4H Bits 2 to 0 Sprite Register 4
S5PRIN2 to S5PRIN0 1800F4H Bits 10 to 8 Sprite Register 5
S6PRIN2 to S6PRIN0 1800F6H Bits 2 to 0 Sprite Register 6
S7PRIN2 to S7PRIN0 1800F6H Bits 10 to 8 Sprite Register 7

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S0PRIN2 to S0PRIN0	1800F0H	Bits 2 to 0	Sprite Register 0
S1PRIN2 to S1PRIN0	1800F0H	bits 10 to 8	Sprite register 1
S2PRIN2 to S2PRIN0	1800F2H	Bits 2 to 0	Sprite register 2
S3PRIN2 to S3PRIN0	1800F2H	Bits 10 to 8	Sprite Register 3
S4PRIN2 to S4PRIN0	1800F4H	Bits 2 to 0	Sprite Register 4
S5PRIN2 to S5PRIN0	1800F4H	Bits 10 to 8	Sprite Register 5
S6PRIN2 to S6PRIN0	1800F6H	Bits 2 to 0	Sprite Register 6
S7PRIN2 to S7PRIN0	1800F6H	Bits 10 to 8	Sprite Register 7