32186 datasheet(264/1032 Pages) RENESAS

264 / 1032 page

DMAC

9-18

32185/32186 Group Hardware Manual

Rev.1.10 REJ09B0235-0110 May 15, 07

DMA6 Channel Control Register 0 (DM6CNT0)

<Address: H’0080 0428>

123456

SADSL6 DADSL6

MDSEL6 TREQF6

REQSL6

TENL6

TSZSL6

00000000

Bit Name

Function

MDSEL6

0: Normal mode

DMA6 transfer mode select bit

1: Ring buffer mode

TREQF6

0: Transfer not requested

R(Note 1)

DMA6 transfer request flag bit

1: Transfer requested

2, 3

REQSL6

00: Software start

DMA6 transfer request source select bit

01: SIO1_TXD (transmit buffer empty)

10: CAN0_S0/S31

11: Extended DMA6 transfer request source select

(DMA6 Channel Control Register 1)

TENL6

0: Disable transfer

DMA6 transfer enable bit

1: Enable transfer

TSZSL6

0: 16 bits

DMA6 transfer size select bit

1: 8 bits

SADSL6

0: Fixed

DMA6 source address direction select bit

1: Increment

DADSL6

0: Fixed

DMA6 destination address direction select bit

1: Increment

Note 1: Only writing "0" is effective. Writing "1" has no effect; the bit retains the value it had before the write.

9.2 DMAC Related Registers

32186 Datasheet(PDF) 264 Page - Renesas Technology Corp

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