TMP93xy20FG Toshiba, TMP93xy20FG Datasheet - Page 208

• Manufacturer Part Number: TMP93xy20FG
• Manufacturer: Toshiba

Specifications of TMP93xy20FG

• Package: LQFP144
• Rom Types(m=mask,p=otp, F=flash,e=eeprom): M/P
• Rom Combinations: 64
• Ram Combinations: 2
• Architecture: 16-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: 4
• Pwm 8-bit Channels: -
• Pwm 16-bit Channels: -
• Cs/wait Controller: -
• Dual Clock: Y
• Number Of I/o Ports: 88
• Power Supply Voltage(v): 4.5 to 5.5

WDMOD
(005CH)
Bit symbol
Read/Write
After reset
Function
Watchdog timer enable/disable control
Selection of warm-up time when changing clock
Selection of warm-up time when returning from the STOP mode
Note:
WDT
control
0: Disable
1: Enable
System Clock Selection
0
1
WDTE
0 (2
1 (2
7
1
<SYSCK>
Disable
Enable
14
16
WDMOD<WARM>
/oscillation frequency)
/oscillation frequency)
1 (fs)
0 (fc)
When using the register as a watchdog timer, write 0 to T16CR<QCU> bit.
Figure 3.12.4 Registers for Watchdog Timer (1/2)
Select detection time
00:2
01:2
10:2
11:2
See Table 3.12.1
WDTP1
6
0
15
17
19
21
/f
/f
/f
/f
SYS
SYS
SYS
SYS
WDTP0
<GEAR2:0>
XXX
(Don't care)
000 (fc)
001 (fc/2)
010 (fc/4)
011 (fc/8)
100 (fc/16)
Gear Value
5
0
93CS20-206
Warm-up
time
Changing to Normal (fc)
WARM
4
0
<WARM> = 0
0.8192 ms
3.2768 ms
13.107 ms
0.500 s
0.8192 ms
1.638 ms
3.277 ms
6.554 ms
R/W
See 3.3 “Dual Clock,
Standby Function”.
HALT mode
00: RUN mode
01: STOP mode
10: IDLE1 mode
11: IDLE2 mode
HALTM1
T45CR<QCU> = 0
Watchdog timer out control
3
0
0
1
Don’t care
Connects WDT out to reset
<WARM> = 1
HALTM0
13.107 ms
26.214 ms
52.429 ms
2.000 s
3.277 ms
6.554 ms
at fc = 20 MHz, fs = 32.768 kHz
at fc = 20 MHz, fs = 32.768 kHz
2
0
Changing to Slow (fc)
1: Internally
RESCR
connects
WDT out
to the
reset pin
2000 ms
500 ms
1
0
T45CR<QCU> = 1
<WARM> = X
102.4 µs
12.8 µs
25.6 µs
51.2 µs
1: Drives the
3.9 ms
6.4 µs
pin even
in STOP
mode
DRVE
TMP93CS20
0
0
2004-02-10