tmp1941af TOSHIBA Semiconductor CORPORATION, tmp1941af Datasheet - Page 316

• Manufacturer Part Number: tmp1941af
• Description: 32-bit Tx System Risc
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Chip Select/Wait Controller (3 of 4)
Mnemonic Name Address
B01CS
Register
Control
Select/
Chip
Wait
E480H
FFFF
Chip select output
waveform
00: ROM/SRAM
Don’t use any other
value.
Chip select output
waveform
00: ROM/SRAM
Don’t use any other
value.
15
23
31






7
0
0
B0OM
B1OM
W
W
14
22
30






TMP1941AF-276
6
0
0
13
21
29












5
Data bus
width
0: 16-bit
1: 8-bit
Data bus
width
0: 16-bit
1: 8-bit
B0BUS
B1BUS
12
20
28






4
0
0
Number of wait-state cycles
0000: No wait state,
0010: 2 wait states,
0100: 4 wait states,
0110: 6 wait states,
1111: (1+N) wait states, as determined by the WAIT
Don’t use any other value.
CS0 enable
0: Disable
1: Enable
Number of wait-state cycles
0000: No wait state,
0010: 2 wait states,
0100: 4 wait states,
0110: 6 wait states,
1111: (1+N) wait states, as determined by the WAIT
Don’t use any other value.
CS1 enable
0: Disable
1: Enable
B0E
B1E
11
19
27
W
W
3
0
0
0
0
pin
pin
10
18
26
W



W



2
TMP1941AF
1
1
B0W
B1W
0001: 1 wait state
0011: 3 wait states
0110: 5 wait states
0111: 7 wait states
0001: 1 wait state
0011: 3 wait states
0101: 5 wait states
0111: 7 wait states
Number of dummy cycles
(Read recovery time)
00: 2 dummy cycles
01: 1 dummy cycle
10: No dummy cycle
11: Don’t use.
Number of dummy cycles
(Read recovery time)
00: 2 dummy cycles
01: 1 dummy cycle
10: No dummy cycle
11: Don’t use.
17
25
1
9
0
0
0
0
2003-03-27
B0RCV
B1RCV
W
W
16
24
8
0
1
0
1
0