TMP91xy25FG Toshiba, TMP91xy25FG Datasheet - Page 29

• 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

(2) Reduced drivability for low-frequency oscillator
(3) Single drive for high-frequency oscillator
(Purpose)
(Block diagram)
(Setting method)
(Purpose)
(Block diagram)
(Setting method)
EMCCR0<DRVOSCL> register. By reset, <DRVOSCL> is initialized to 1.
when the external-oscillator is used
EMCCR0<EXTIN> register. X2-pin is always outputted 1.
Note: Do not write EMCCR0<EXTIN> = “1” when using external resonator.
Reduces noise and power for oscillator when a resonator is used.
The
Not need twin-drive and protect mistake operation by inputted noise to X2 pin
The oscillator is disabled and starts operation as buffer by writing 1 to
By reset, <EXTIN> is initialized to 0.
C1
Resonator
C2
drivability
XT1 pin
XT2 pin
X1 pin
X2 pin
of
91C025-27
the
oscillator
EMCCR0<DRVOSCL>
Enable oscillation
EMCCR0<DRVOSCH>
Enable oscillation (
.
f
S
f
OSCH
is
reduced
STOP
+
EMCCR
by
0
writing
<
EXTIN
>
TMP91C025
)
2007-02-28
0
to
the