UPD78F0386GK-8EU-A Renesas Electronics America, UPD78F0386GK-8EU-A Datasheet - Page 539
UPD78F0386GK-8EU-A
Manufacturer Part Number
UPD78F0386GK-8EU-A
Description
MCU 96KB FLASH 5KB RAM
Manufacturer
Renesas Electronics America
Series
78K0/Lx2r
Datasheet
1.UPD78F0372GK-8EU-A.pdf
(624 pages)
Specifications of UPD78F0386GK-8EU-A
Core Processor
78K/0
Core Size
8-Bit
Speed
20MHz
Connectivity
3-Wire SIO, I²C, LIN, UART/USART
Peripherals
LCD, LVD, POR, PWM, WDT
Number Of I /o
26
Program Memory Size
96KB (96K x 8)
Program Memory Type
FLASH
Ram Size
5K x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 5.5 V
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
*
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Data Converters
-
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If supply voltage fluctuation is 50 ms or less in vicinity of LVI detection voltage
Note A flowchart is shown on the next page.
No
(TMHE1 = 0
Setting 8-bit timer H1
Figure 24-9. Example of Software Processing After Reset Release (1/2)
(to measure 50 ms)
50 ms has passed?
Restarting timer H1
voltage or higher
processing <1>
processing <2>
(TMIFH1 = 1?)
Clearing WDT
Initialization
Initialization
(LVIF = 0?)
Setting LVI
Detection
LVIF = 0
Reset
No
Yes
TMHE1 = 1)
LVI reset
CHAPTER 24 LOW-VOLTAGE DETECTOR
Yes
User’s Manual U17504EJ2V0UD
;
; Setting of detection level by LVIS
; f
; Setting of division ratio of system clock,
;
; The timer counter is cleared and the timer is started.
Check the reset source
Initialize the port.
The low-voltage detector operates (LVION = 1).
Source: f
Timer starts (TMHE1 = 1).
such as setting of timer or A/D converter
The low-voltage detection flag is cleared.
PRS
= Internal high-speed oscillation clock (8.4 MHz (MAX.)) (default)
Where comparison value = 102:
PRS
(8.4 MHz (MAX.))/2
Note
12
,
50 ms
537
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