// default PBCLK = SYSCLK/2 #pragma config FPBDIV = DIV_2 ... // PBCLK=SYSCLK/2 PLIB_OSC_PBClockDivisorSet(OSC_ID_0, OSC_PERIPHERAL_BUS_1, 2); // enable PBCLK PLIB_OSC_PBOutputClockEnable(OSC_ID_0, OSC_PERIPHERAL_BUS_1); // disable PBCLK PLIB_OSC_PBOutputClockDisable(OSC_ID_0, OSC_PERIPHERAL_BUS_1);