Motorola MCF5281 用户手册

21-4

MOTOROLA

 

21.2.6 DMA Timer Mode Registers (DTMRn)

DTMRs, shown in Figure 21-2, program the prescaler and various timer modes.

0x448

DMA Timer1 Capture Register (DTCR1)

0x44C

DMA Timer1 Counter Register (DTCN1)

0x480

DMA Timer2 Mode Register (TMR2)

DMA Timer2 Extended 

Mode Register (DTXMR2) 

DMA Timer2 Event 

Register (DTER2)

0x484

DMA Timer2 Reference Register (DTRR2)

0x488

DMA Timer2 Capture Register (DTCR2)

0x48C

DMA Timer2 Counter Register (DTCN2)

0x4C0

DMA Timer3 Mode Register (TMR3)

DMA Timer3 Extended 

Mode Register (DTXMR3) 

DMA Timer3 Event 

Register (DTER3)

0x4C4

DMA Timer3 Reference Register (DTRR3)

0x4C8

DMA Timer3 Capture Register (DTCR3)

0x4CC

DMA Timer3 Counter Register (DTCN3)

15

8

7

6

5

4

3

2

1

0

Field

PS

CE

OM ORRI FRR

CLK

RST

Reset

0000_0000_0000_0000

R/W

R/W

Address

IPSBAR + 0x400 (DTMR0); + 0x440 (DTMR1); + 0x480 (DTMR2); + 0x4C0 (DTMR3)

Figure 21-2. DTMRn Bit Definitions