tja1020.a51

来自「由LPC76X构成的LIN BUS节点实例 包含LIN总线的Demo程序」· A51 代码 · 共 41 行

NAME TJA1020

$INCLUDE (Relpc764.inc)
$INCLUDE (TJA1020.inc)

sInitTranceiver SEGMENT CODE


PUBLIC InitTranceiver
PUBLIC SleepPin


rseg sInitTranceiver
InitTranceiver:
loop:		SETB TxPin
			SETB RxPin
			CLR  SleepPin
			PUSH AR1
			PUSH ACC
			MOV R1,#0FFH
			DJNZ R1,$
			SETB SleepPin
			MOV R1,#0FFH
			DJNZ R1,$
			MOV A,P1
			ANL A,#02H
			JZ loop
			
			POP ACC
			POP AR1
			
			ret





END