sine.inc

来自「里面是一个初级的正弦值计算程序」· INC 代码 · 共 16 行

;filename sine.inc
;in order to initialize the chip and the peripherals employed

stacksize	.set	200h

c54x_init
;use default clock initialization
;|IPTR|MP/MC|OVLY|AVIS|DROM|CLKOFF|SMUL|SST|
			STM		#00A0h,PMST		;IPTR=0x1,OVLY=1 others=0
			LD		#0h,DP			;data page pointer @ page 0
;|BRAF|CPL|XF|HM|INTM|0|OVM|SXM|C16|FRCT|CMPT|ASM|
			STM		#0100h,ST1		;SXM=1,FRCT=0
			LD		#0h,A			;clear A
			LD		#0h,B			;clear B
			RET