beautypg.com

4 dmac pin control register (datcr) – FUJITSU MB91F109 FR30 User Manual

Page 353

background image

329

15.4 DMAC Pin Control Register (DATCR)

15.4 DMAC Pin Control Register (DATCR)

The DMAC pin control register (DATCR) is an internal register of the DMAC and is used
to control the external transfer request input pins, external transfer request
acknowledgment output pins, and external transfer end output pins.

Configuration of DMAC Pin Control Register (DATCR)

The configuration of the DMAC pin control register (DATCR) is shown below.

31

24

00000208H

23

22

21

20

19

18

17

16

R/W

R/W

R/W

R/W

R/W

R/W

15

14

13

12

11

10

9

8

R/W

R/W

R/W

R/W

R/W

R/W

7

6

5

4

3

2

1

0

R/W

R/W

R/W

R/W

R/W

R/W

LS20

LS21

LS10

LS11

LS00

LS01

AKDE2

AKDE1

AKDE0

EPSE2

EPSE1

EPSE0

AKSE2

AKSE1

AKSE0

EPDE2

EPDE1

EPDE0

Initial value: --------

B

--XX0000

B

--XX0000

B

--XX0000

B