Renesas M16C/62P Series Hardware Manual page 144

M16C/62P Group (M16C/62P, M16C/62PT)
DMA1 Request Factor Select Register
b7 b6 b5 b4 b3 b2 b1 b0
NOTES :
1. The factors of DMA1 requests can be selected by a combination of DMS bit and DSEL3 to DSEL0 bits in the manner
described below .
DSEL3 to DSEL0
0 0 0 0 b
0 0 0 1 b
0 0 1 0 b
0 0 1 1 b
0 1 0 0 b
0 1 0 1 b
0 1 1 0 b
0 1 1 1 b
1 0 0 0 b
1 0 0 1 b
1 0 1 0 b
1 0 1 1 b
1 1 0 0 b
1 1 0 1 b
1 1 1 0 b
1 1 1 1 b
Figure 14.3 DM1SL Register
Rev.2.41 Jan 10, 2006
REJ09B0185-0241
http://www.xinpian.net
Symbol Address
03BAh
DM1SL
Bit Name
Bit Symbol
DSEL0 DMA Request factor Select Bit
DSEL1
DSEL2
DSEL3
— Nothing is assigned. When w rite, set to "0".
(b5-b4) When read, their contents are "0".
DMA Request Factor Expansion
DMS
Select Bit
Softw are DMA Request Bit
DSR
DMS=0(Basic Factor of Request)
_____
Falling Edge of INT1 Pin
Softw are Trigger
Timer A0
Timer A1
Timer A2
Timer A3
Timer A4
Timer B0
Timer B1
Timer B2
UART0 Transmit
UART0 Receive/ACK0
UART2 Transmit
UART2 Receive/ACK2
A/D Conversion
UART1 Receive/ACK1
Page 129 of 390
提供单片机解密、IC解密、芯片解密业务
After Reset
00h
Function
(NOTE 1)
0: Basic factor of request
1: Extended factor of request
A DMA request is generated by setting this bit
to "1" w hen the DMS bit is "0" (basic factor)
and the DSEL3 to DSEL0 bits are "0001b"
(softw are trigger).
The value of this bit w hen read is "0".
DMS=1(Extended Factor of Request)
—
—
—
—
—
SI/O3
SI/O4
_____
Tw o Edges of INT1 Pin
—
—
—
—
—
—
—
—
010-62245566 13810019655
14. DMAC
RW
RW
RW
RW
RW
—
RW
RW