Pin assignment – Rainbow Electronics W90N740 User Manual
Page 11
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W90N740
Publication Release Date: November 26, 2004
- 7 -
Revision A4
5. PIN ASSIGNMENT
Table 4 W90N740 Pins Assignment
PIN NAME
176-PIN LQFP
Clock & Reset
( 4 pins )
EXTAL
z
164
XTAL
z
163
MCLK
z
54
nRESET
z
27
TAP Interface
( 5 pins )
TCK
z
25
TMS
z
20
TDI
z
21
TDO
z
24
nTRST
z
26
External Bus Interface
( 78 pins )
A [24:22]
z
84-82
A [21:0]
z
81-74, 72, 70,
67-56
D [31:16]
z
124-119, 117,
115-114, 111-105
D [15:0]
z
104-103, 101,
99-88, 86
nWBE [3:0]/ SDQM [3:0]
z
46-43
nSCS[1:0]
z
42, 41
NSRAS
z
51
NSCAS
z
52
NSWE
z
50
MCKE
z
49
NC
z
48
NC
z
47
EMREQ
z
31
EMACK
z
30
nWAIT
z
32
NBTCS
z
40
nECS[3:0]
z
39-36
NOE
z
34
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