Table 3-1. Module to Module Interconnects (continued)Peripheral Signal — to Peripheral Use Case Control CommentTPM1 Timebase to TPMx TPM Globaltimebase inputTPMx_CONF[GTBEEN]—PIT CHx TIF0, TIF1 to TPMx TPM TriggerinputTPMx_CONF[TRGSEL] (4 bitfield)If PIT istriggering theTPM, the TPMclock must befaster than Busclock.RTC ALARM orSECONDSto TPMx TPM TriggerinputTPMx_CONF[TRGSEL] (4 bitfield)—EXTRG_IN EXTRG_IN to TPMx TPM TriggerinputTPMx_CONF[TRGSEL] (4 bitfield)—CMP0 CMP0_OUT to TPMx TPM TriggerinputTPMx_CONF[TRGSEL] (4 bitfield)—UART0 UART0_TX to Modulated byTPM1 CH0UARTmodulationSOPT5_UART0TXSRC—PIT TIF0 to DAC Advance DACFIFODAC HWTRGSelect—PIT TIF0 to DMA CH0 DMA HWTriggerDMA MUXregister option—PIT TIF1 to DMA CH1 DMA HWTriggerDMA MUXregister option—3.2.2 Analog reference optionsSeveral analog blocks have selectable reference voltages as shown in the below table.These options allow analog peripherals to share or have separate analog references. Careshould be taken when selecting analog references to avoid cross talk noise.Table 3-2. Analog reference optionsModule Reference option Comment/ Reference selection12-bit SAR ADC 1 - VREFH2 - VDDA3 - ReservedSelected by ADCx_SC2[REFSEL] bitsCMP with 6-bit DAC Vin1 - VREFHVin2 - VDD1Selected by CMPx_DACCR[VRSEL] bit1. Use this option for the best ADC operation.Chapter 3 Chip ConfigurationKL04 Sub-Family Reference Manual, Rev. 3.1, November 2012Freescale Semiconductor, Inc. 43
