Mercurial > public > mk2
diff code_part1/OSTC_code_asm_part1/MAIN.ASM @ 543:0def530863c2
Use faster return from ISR
author | heinrichsweikamp |
---|---|
date | Tue, 10 Jan 2012 21:55:13 +0100 |
parents | f5a06b9e2fef |
children | 44e9b961f156 |
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--- a/code_part1/OSTC_code_asm_part1/MAIN.ASM Tue Jan 10 00:04:33 2012 +0100 +++ b/code_part1/OSTC_code_asm_part1/MAIN.ASM Tue Jan 10 21:55:13 2012 +0100 @@ -41,11 +41,10 @@ bra HighInt ;High Priority Interrups HighInt: - movff BSR,0x102 ;save BSR register +; movff BSR,0x102 ;save BSR register +; movff STATUS,status_temp ;save STATUS register +; movff WREG,wreg_temp ;save working register movlb b'00000001' ;select Bank1 - - movff STATUS,status_temp ;save STATUS register - movff WREG,wreg_temp ;save working register movff PRODL,prod_temp+0 movff PRODH,prod_temp+1 @@ -68,10 +67,10 @@ movff prod_temp+1,PRODH movff prod_temp+0,PRODL - movff wreg_temp,WREG ;restore working register - movff status_temp,STATUS ;restore STATUS register - movff 0x102,BSR ;restore BSR register - retfie +; movff wreg_temp,WREG ;restore working register +; movff status_temp,STATUS ;restore STATUS register +; movff 0x102,BSR ;restore BSR register + retfie FAST ;============================================================================= #include multilang_text.asm ; includes textmacros