CMODE (Super FX): Difference between revisions

Latest revision as of 11:23, 21 December 2023


Basic Info
Opcode	Length	ROM Speed	RAM Speed	Cache Speed
3D4E	2 bytes	6 cycles	6 cycles	2 cycle


Flags Affected
B	ALT1	ALT2	O/V	S	CY	Z
0	0	0	.	.	.	.


Color/Plot flags
Plot Transparent	Plot Dither	Color Src High	Color Frz High	Object Mode
Bit 0 of src	Bit 1 of src	Bit 2 of src	Bit 3 of src	Bit 4 of src

CMODE is a Super FX instruction that specifies execution modes. It sets plot and color related flags based on the low 5 bits of the source register.

@@ Line 1: / Line 1: @@
-'''CMODE''' is a [[Super FX]] instruction that specifies [[execution modes]].
+{| class="wikitable" style="float:right;clear:right;width:40%"
+!colspan="8"|Basic Info
+|+
+|'''Opcode'''
+|'''Length'''
+|'''ROM Speed'''
+|'''RAM Speed'''
+|'''Cache Speed'''
+|+
+|3D4E
+|2 bytes
+|6 cycles
+|6 cycles
+|2 cycle
+|}
+{| class="wikitable" style="float:right;clear:right;width:30%"
+!colspan="9"|Flags Affected
+|+
+|B
+|[[ALT1]]
+|[[ALT2]]
+|[[O/V]]
+|S
+|[[CY]]
+|Z
+|+
+|0
+|0
+|0
+|.
+|.
+|.
+|.
+|}
+{| class="wikitable" style="float:right;clear:right;width:30%"
+!colspan="9"|Color/Plot flags
+|+
+|Plot Transparent
+|Plot Dither
+|Color Src High
+|Color Frz High
+|Object Mode
+|+
+|Bit 0 of src
+|Bit 1 of src
+|Bit 2 of src
+|Bit 3 of src
+|Bit 4 of src
+|}
+'''CMODE''' is a [[Super FX]] instruction that specifies [[execution modes]]. It sets plot and color related flags based on the low 5 bits of the [[source register]].
+=== See Also ===
+* [[Transparency Flag]]
+* [[Dither Flag]]
+=== External Links ===
+* Official Nintendo documentation on CMODE: 9.28 on [https://archive.org/details/SNESDevManual/book2/page/n195 Page 2-9-39 of Book II]
+* example: [https://archive.org/details/SNESDevManual/book2/page/n196 Page 2-9-40], lbid.
 [[Category:ASM]]
-[[Category:Enhancement Chips]]
+[[Category:Super FX]]
+[[Category:Plot-related Instructions]]
+[[Category:Two-byte Instructions]]