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參數資料
型號: W90221F
廠商: WINBOND ELECTRONICS CORP
英文描述: PA-RISC Embedded Micro-Controller(惠普PA-RISC結構的32位嵌入式微控制器)
中文描述: PA - RISC的嵌入式微控制器(惠普的PA - RISC結構的32位嵌入式微控制器)
文件頁數: 97/174頁
文件大小: 2102K
代理商: W90221F
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The above information is the exclusive intellectual property of Winbond Electronics and shall not be disclosed, distributed or reproduced without permission from Winbond.
97
Versi on 0. 4, March/2000
16
17
18
19
20
21
22
23
LEN1-8
24
24
26
27
28
29
30
31
LEN9-16
Bit 0-14 Reserved
Bit 15-31 Transfer Length
LEN 0-16 indicate DMA transfer length with max 128k-byte transferring. In memory to memory
tranfser mode, the length must in word boundary, because of vounting by word in length counter.
(LEN)
Mode Control Register (MOD0 and MOD1)
Port address : 0xf000020c
Port address : 0xf000020c
Read/Write
Read/Write
Power-on Default : 0x0000000f
Power-on Default : 0x00000000
0
1
2
3
4
5
6
7
DMAen Reserved
TCIen
ECPen
TC
M2M
DEM
IOtype0
8
9
10
11
12
13
14
15
IOtype1
TRtype
IOrec
16
17
18
19
20
21
22
23
Wstate
FIX
Reserved
Tout0
(MOD0)
Wsate
DACK0L DACK1L
CS0L
(MOD1)
24
25
26
27
28
29
30
31
Tout1-8
(MOD0)
CS1L
DACK1A
TO0
TO1
Reserved
(MOD1)
Bit 0
DMA enable(DMAen)
1 = DMA transfer enable.
0 = DMA transfer disable
Bit 1
Reserved
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