UPD78F9502MA-CAC-A NEC, UPD78F9502MA-CAC-A Datasheet - Page 93

• Manufacturer Part Number: UPD78F9502MA-CAC-A
• Description: 8BIT MCU, 4K FLASH, 128B RAM, SMD
• Manufacturer: NEC

Specifications of UPD78F9502MA-CAC-A

• Controller Family/series: UPD78F
• No. Of I/o's: 8
• Ram Memory Size: 128Byte
• Cpu Speed: 10MHz
• No. Of Timers: 2
• No. Of Pwm: RoHS Compliant
• Core Size: 8bit
• Program Memory Size: 4KB
• Oscillator Type: External, Internal

Figure 7-4. Status Transition Diagram When “Low-Speed Internal Oscillator Cannot Be Stopped”
HALT instruction
Is Selected by Option Byte
WDTE = “ACH”
Clear WDT counter.
WDT count continues.
HALT
WDT clock: f
Overflow time: 4.27 ms to 546.13 ms (MAX.)
WDT count continues.
Preliminary User’s Manual U18681EJ1V0UD
CHAPTER 7 WATCHDOG TIMER
WDT clock: f
Overflow time: 546.13 ms (MAX.)
Interrupt
RL
STOP instruction
Reset
RL
WDT clock is fixed to f
Select overflow time (settable only once).
WDT count continues.
STOP
Interrupt
RL
.
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