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SN8A1702AX データシート(PDF) 62 Page - SONiX Technology Company |
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SN8A1702AX データシート(HTML) 62 Page - SONiX Technology Company |
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62 / 112 page  Preliminary SN8P1702A/SN8P1703A 8-bit micro-controller build-in 12-bit ADC SONiX TECHNOLOGY CO., LTD Page 62 Revision 0.5 Example: TC0 interrupt service routine without auto-reload function. (TC0_Counter=8-bit) ORG 8 ; Interrupt vector JMP INT_SERVICE INT_SERVICE: B0XCH A, ACCBUF ; Store ACC value. B0MOV A, PFLAG B0MOV PFLAGBUF, A B0BTS1 FTC0IRQ ; Check TC0IRQ JMP EXIT_INT ; TC0IRQ = 0, exit interrupt vector B0BCLR FTC0IRQ ; Reset TC0IRQ MOV A,#74H ; Reload TC0C B0MOV TC0C,A . . ; TC0 interrupt service routine . . JMP EXIT_INT ; End of TC0 interrupt service routine and exit interrupt vector . . . . EXIT_INT: B0MOV A, PFLAGBUF B0MOV PFLAG, A B0XCH A, ACCBUF ; Restore ACC value. RETI ; Exit interrupt vector Example: TC0 interrupt service routine with auto-reload. (TC0_Counter=8-bit) ORG 8 ; Interrupt vector JMP INT_SERVICE INT_SERVICE: B0XCH A, ACCBUF ; Store ACC value. B0MOV A, PFLAG B0MOV PFLAGBUF, A B0BTS1 FTC0IRQ ; Check TC0IRQ JMP EXIT_INT ; TC0IRQ = 0, exit interrupt vector B0BCLR FTC0IRQ ; Reset TC0IRQ . . ; TC0 interrupt service routine . . JMP EXIT_INT ; End of TC0 interrupt service routine and exit interrupt vector . . . . EXIT_INT: B0MOV A, PFLAGBUF B0MOV PFLAG, A B0XCH A, ACCBUF ; Restore ACC value. RETI ; Exit interrupt vector |
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