TMP92xy22FG Toshiba, TMP92xy22FG Datasheet - Page 114

• Manufacturer Part Number: TMP92xy22FG
• Manufacturer: Toshiba

Specifications of TMP92xy22FG

• Package: LQFP100
• Rom Types(m=mask,p=otp, F=flash,e=eeprom): Romless
• Rom Combinations: Romless
• Ram Combinations: 32
• Architecture: 32-bit CISC
• Usb/spi Channels: -
• Uart/sio Channels: 2
• I2c/sio Bus Channels: 1
• (s)dram Controller: -
• Adc 10-bit Channel: 8
• Da Converter: -
• Timer 8-bit Channel: 4
• Timer 16-bit Channel: 2
• Pwm 8-bit Channels: -
• Pwm 16-bit Channels: -
• Cs/wait Controller: 4
• Dual Clock: -
• Number Of I/o Ports: 50
• Power Supply Voltage(v): 3.0 to 3.6

Up counter
Comparator output
Up counter clear
(Match detect)
Comparator
<TA1RUN>
TA01RUN
TA01MOD
TA1REG
TA1FFCR
PCCR
PCFC
TA01RUN
X : Don’t care, − : No change
TA01RUN
Bit7 to 2
2.
TA1OUT
INTTA1
TA1FF
timing
Bit1
Bit0
φT1
Generating a 50% duty ratio square wave pulse
status output via the timer output pin (TA1OUT).
Example: To output a 2.4 μs square wave pulse from the TA1OUT pin at f
The state of the timer flip-flop (TA1FF1) is inverted at constant intervals and its
Figure 3.7.10 Square Wave Output Timing Chart (50% duty)
MSB
← −
← 0
← 0
← X
← X
← X
← −
0
7
use the following procedure to make the appropriate register settings. This
example uses TMRA1; however, either TMRA0 or TMRA1 may be used.
6
X
0
0
X
−
−
X
1
5
X
X
0
X
−
−
X
4
X
X
0
X
X
X
X
2
3
−
0
0
1
−
−
−
2
−
1
0
0
X
X
1
3
92CM22-112
1
0
−
1
1
1
1
1
LSB
0
0
−
−
1
1
−
−
−
1.2 μs at f
1
C
Stop TMRA1 and clear it to 0.
Select 8-bit timer mode and select φT1 (=(16/fc)s at f
40MHz) as the input clock.
Set the timer register to 2.4 μs ÷ φT1 ÷ 2 = 3.
Clear TA1FF to 0 and set it to invert on the match detect
signal from TMRA1.
Set PC1 to function as the TA1OUT pin.
Start TMRA1 counting.
2
= 40 MHz
3
0
1
2
3
TMP92CM22
0
C
2007-02-16
= 40 MHz,
C
=