W90N740CD WINBOND [Winbond], W90N740CD Datasheet - Page 46

• Manufacturer Part Number: W90N740CD
• Description: 32-Bit ARM7TDMI-Based Micro-Controller
• Manufacturer: WINBOND [Winbond]

tACC [7:4]：Access cycle time
BTSIZE [3:2] ：Read only, the boot ROM/FLASH data bus width
This ROM/Flash bank is designed for a boot ROM. BASADDR bits determine its start address. The
external data bus width is determined by the data bus signals D [13:12] power-on setting.
PGMODE [1:0] ：Page mode configuration
0
0
0
0
0
0
0
0
BTSIZE [3:2]
0
0
1
1
0
0
1
1
tACC [7:4]
0
0
0
0
1
1
1
1
0
1
0
1
PGMODE [1:0]
0
0
1
1
0
0
1
1
RESERVED
BUS WIDTH
16-bit
32-bit
0
1
0
1
0
1
0
1
8-bit
0
1
0
1
MCLK
1
2
3
4
5
6
7
8
- 43 -
W90N740CD/W90N740CDG
Pull-down
Pull-down
Pull-up
Pull-up
1
1
1
1
1
1
1
1
Publication Release Date: September. 19, 2005
D [13:12]
tACC [7:4]
0
0
0
0
1
1
1
1
Pull-down
Pull-down
16 word page
Normal ROM
4 word page
8 word page
Pull-up
Pull-up
MODE
0
0
1
1
0
0
1
1
RESERVED
BUS WIDTH
0
1
0
1
0
1
0
1
16-bit
32-bit
8-bit
Revision A7
MCLK
10
12
14
16
18
20
22
24