TMP91xy25FG Toshiba, TMP91xy25FG Datasheet - Page 89

• Manufacturer Part Number: TMP91xy25FG
• Manufacturer: Toshiba

Specifications of TMP91xy25FG

• Package: LQFP100
• Rom Types(m=mask,p=otp, F=flash,e=eeprom): Romless
• Rom Combinations: Romless
• Ram Combinations: Ramless
• Architecture: 16-bit CISC
• Usb/spi Channels: -
• Uart/sio Channels: 2
• I2c/sio Bus Channels: -
• (s)dram Controller: -
• Adc 10-bit Channel: 4
• Da Converter: -
• Timer 8-bit Channel: 4
• Timer 16-bit Channel: -
• Pwm 8-bit Channels: -
• Pwm 16-bit Channels: -
• Cs/wait Controller: 4
• Dual Clock: Y
• Number Of I/o Ports: 49
• Power Supply Voltage(v): 3.0 to 3.6

A Reset sets these bits to 000 (2 waits).
<BxW2:0>
(3) Wait control
HWR
D0 to D15
D0 to D15
A0 to A23
000
001
010
011
100
101
110
111
select/wait control register specify the number of waits that are to be inserted when the
corresponding memory area is accessed.
other than those listed in the table should not be made.
R/
,
WAIT
f
CSn
FPH
RD
Bits 0 to 2 (<B0W0:2>, <B1W0:2>, <B2W0:2>, <B3W0:2>, <BEXW0:2>) of a chip
The following types of wait operation can be specified using these bits. Bit settings
WR
W
Figure 3.6.6 (0 + N) Waits Read/Write Cycle (N = 1)
No. of Waits
(1 + N) waits
(0 + N) waits
62.5 ns
2 waits
0 waits
3 waits
4 waits
8 waits
1 wait
Table 3.6.3 Wait Operation Settings
T1
Inserts a wait of 2 states, irrespective of the
Inserts a wait of 1 state, irrespective of the
Samples the state of the
the
until the pin goes high.
Ends the bus cycle without a wait, regardless of the
Samples the state of the
the
until the pin goes high.
Inserts a wait of 3 states, irrespective of the
Inserts a wait of 4 states, irrespective of the
Inserts a wait of 8 states, irrespective of the
WAIT
WAIT
91C025-87
pin is low, the waits continue and the bus cycle is extended
pin is low, the waits continue and the bus cycle is extended
375 ns
TW
Data-out
WAIT
Wait Operation
WAIT
pin after inserting a wait of one state. If
pin without inserting a wait. If
(at 16 MHz)
T2
Data-in
WAIT
WAIT
WAIT
WAIT
WAIT
pin state.
pin state.
pin state.
pin state.
pin state.
WAIT
pin state.
Read
Write
TMP91C025
2007-02-28