TMP91xy25FG Toshiba, TMP91xy25FG Datasheet - Page 22

• 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

<XEN>
X1, X2 pins
<XTEN>
XT1, XT2 pins
Warm-up timer
End of warm-up timer
<SYSCK>
System clock f
(Example 1: Setting the clock)
x: Don’t care
-: No change
SYSCR0
SYSCR1
SYSCR2
WUP:
Changing from high-frequency (fc) to low-frequency (fs).
SYS
EQU
EQU
EQU
LD
SET
SET
BIT
JR
SET
RES
Counts up by f
Enables
low-frequency
00E0H
00E1H
00E2H
(SYSCR2), - X11 - - - - B
6, (SYSCR0)
2, (SYSCR0)
2, (SYSCR0)
NZ, WUP
3, (SYSCR1)
7, (SYSCR0)
SYS
91C025-20
Clears and starts
warm-up timer
fc
Counts up by fs
;
;
;
;
;
;
;
End of warm-up timer
Sets warm-up time to 2
Clears and starts warm-up timer.
Detects stopping of warm-up timer.
Changes f
Enables low-frequency oscillation.
Disables high-frequency oscillation.
Chages f
from fc to fs
SYS
from fc to fs.
fs
SYS
16
Disables
high-frequency
/fs.
TMP91C025
2007-02-28