; export symbols (to be referenced outside of this file) XDEF INIT_PLL INCLUDE 'mc9s12c32.inc' MyCode: SECTION INIT_PLL: ;*********Initialize clock generator and PLL bclr CLKSEL,$80 ;disengage PLL from system bset PLLCTL,$40 ;turn on PLL movb #2,SYNR ;set PLL multiplier movb #1,REFDV ;set PLL divider nop nop wt_PLL_Lock: brclr CRGFLG,8,wt_PLL_Lock bset CLKSEL,$80 ;engage PLL into system ;*********End of PLL initialization. Now module clk = 24 MHz! RTS END