UPD78F9222MC-5A4-A Renesas Electronics America, UPD78F9222MC-5A4-A Datasheet - Page 163
UPD78F9222MC-5A4-A
Manufacturer Part Number
UPD78F9222MC-5A4-A
Description
MCU 8BIT 4KB FLASH 20PIN
Manufacturer
Renesas Electronics America
Series
78K0S/Kx1+r
Datasheet
1.UPD78F9221MC-5A4-A.pdf
(418 pages)
Specifications of UPD78F9222MC-5A4-A
Core Processor
78K0S
Core Size
8-Bit
Speed
10MHz
Connectivity
LIN, UART/USART
Peripherals
LVD, POR, PWM, WDT
Number Of I /o
15
Program Memory Size
4KB (4K x 8)
Program Memory Type
FLASH
Ram Size
256 x 8
Voltage - Supply (vcc/vdd)
2 V ~ 5.5 V
Data Converters
A/D 4x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
*
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
UPD78F9222MC-5A4-A
Manufacturer:
FSC
Quantity:
340
Part Number:
UPD78F9222MC-5A4-A
Manufacturer:
NEC
Quantity:
20 000
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9.4.4
the watchdog timer is the system clock (f
counting is started again using the operation clock before the operation was stopped. At this time, the counter is not
cleared to 0 but holds its value.
The watchdog timer stops counting during HALT instruction execution regardless of whether the operation clock of
CPU operation
Watchdog timer
Watchdog timer operation in HALT mode (when “low-speed internal oscillator can be stopped by
software” is selected by option byte)
f
X
or f
f
CPU
RL
Normal operation
Operating
Operation stopped
HALT
Figure 9-8. Operation in HALT Mode
X
) or low-speed internal oscillation clock (f
CHAPTER 9 WATCHDOG TIMER
User’s Manual U16898EJ6V0UD
Normal operation
Operating
RL
). After HALT mode is released,
161
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