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Download USER`S MANUAL
Transcript
S3C8235B/F8235B 8-BIT TIMER A/B F PROGRAMMING TIP — Using the Timer B ORG 0000h VECTOR 0E2h,TBUN_INT ORG 0100h LD LD LD LD LD SYM,#00h IMR,#00000010b SPH,#00000000b SPL,#00000000b BTCON,#10100011b ; Disable Global interrupt ; Enable IRQ1 interrupt ; Set stack area SB1 LD SB0 P0CONH,#00000011b ; Enable TBPWM output LD LD LD TBDATAH,#80h TBDATAL,#80h TBCON,#11001110b INITIAL: ; Disable Watch-dog ; Enable interrupt ; Duration 256 µs (8 MHz x’tal) EI MAIN: • • • MAIN ROUTINE • • • JR T,MAIN TBUN_INT: • • • Interrupt service routine • • • IRET .END 11-9
