UPD78F0535GB(T)-UEU-A NEC, UPD78F0535GB(T)-UEU-A Datasheet - Page 557
UPD78F0535GB(T)-UEU-A
Manufacturer Part Number
UPD78F0535GB(T)-UEU-A
Description
8BIT MCU, 60K FLASH, 3KB RAM, LQFP
Manufacturer
NEC
Datasheet
1.UPD78F0535GBT-UEU-A.pdf
(773 pages)
Specifications of UPD78F0535GB(T)-UEU-A
Controller Family/series
UPD78
No. Of I/o's
55
Ram Memory Size
3KB
Cpu Speed
20MHz
No. Of Timers
8
No. Of Pwm
RoHS Compliant
Core Size
8bit
Program Memory Size
60KB
Oscillator Type
External, Internal
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<R>
(1) In 1.59 V POC mode (option byte: POCMODE = 0)
Supply voltage (V
Internal reset signal
V
Notes 1.
Remark <1> to <9> in Figure 24-7 above correspond to <1> to <9> in the description of “When starting
POC
(set by software)
(set by software)
(set by software)
(set by software) L
= 1.59 V (TYP.)
LVISEL flag
LVIMK flag
LVIMD flag
LVION flag
2.
3.
LVIIF flag
LVIF flag
INTLVI
operation” in 24.4.2 (1) When detecting level of supply voltage (V
The LVIMK flag is set to “1” by reset signal generation.
The interrupt request signal (INTLVI) is generated and the LVIF and LVIIF flags may be set (1).
If LVION is cleared (0) in a state below the LVI detection voltage, an INTLVI signal is generated and
LVIIF becomes 1.
V
DD
LVI
)
Figure 24-7. Timing of Low-Voltage Detector Interrupt Signal Generation
L
<2>
<1>
Note 1
Note 2
Note 2
Note 2
<4>
(Detects Level of Supply Voltage (V
<7>
Cleared by software
<6>
<8> Cleared by software
<3>
<9>
CHAPTER 24 LOW-VOLTAGE DETECTOR
<5> Wait time
Note 3
User’s Manual U17260EJ6V0UD
Note 3
DD
)) (1/2)
DD
).
Time
557
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