Freescale Semiconductor /MKW21Z4 /DMAMUX0 /CHCFG0

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Interpret as CHCFG0

7 43 0 0 00 0 0 0 0 0 0 0 0 (0)SOURCE0 (0)TRIG 0 (0)ENBL

ENBL=0, SOURCE=0, TRIG=0

Description

Channel Configuration register

Fields

SOURCE

DMA Channel Source (Slot)

0 (0): Disable_Signal

2 (2): LPUART0_Rx_Signal

3 (3): LPUART0_Tx_Signal

16 (16): SPI0_Rx_Signal

17 (17): SPI0_Tx_Signal

18 (18): SPI1_Rx_Signal

19 (19): SPI1_Tx_Signal

20 (20): LTC0_Input_FIFO_Signal

21 (21): LTC0_Output_FIFO_Signal

22 (22): I2C0_Signal

23 (23): I2C1_Signal

24 (24): TPM0_Channel0_Signal

25 (25): TPM0_Channel1_Signal

26 (26): TPM0_Channel2_Signal

27 (27): TPM0_Channel3_Signal

32 (32): TPM1_Channel0_Signal

33 (33): TPM1_Channel1_Signal

34 (34): TPM2_Channel0_Signal

35 (35): TPM2_Channel1_Signal

40 (40): ADC0_Signal

42 (42): CMP0_Signal

45 (45): DAC0_Signal

47 (47): CMT_Signal

49 (49): PortA_Signal

50 (50): PortB_Signal

51 (51): PortC_Signal

54 (54): TPM0_Overflow_Signal

55 (55): TPM1_Overflow_Signal

56 (56): TPM2_Overflow_Signal

57 (57): TSI0_Signal

60 (60): AlwaysOn60_Signal

61 (61): AlwaysOn61_Signal

62 (62): AlwaysOn62_Signal

63 (63): AlwaysOn63_Signal

TRIG

DMA Channel Trigger Enable

0 (0): Triggering is disabled. If triggering is disabled and ENBL is set, the DMA Channel will simply route the specified source to the DMA channel. (Normal mode)

1 (1): Triggering is enabled. If triggering is enabled and ENBL is set, the DMAMUX is in Periodic Trigger mode.

ENBL

DMA Channel Enable

0 (0): DMA channel is disabled. This mode is primarily used during configuration of the DMAMux. The DMA has separate channel enables/disables, which should be used to disable or reconfigure a DMA channel.

1 (1): DMA channel is enabled

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