UPD78F0138 NEC, UPD78F0138 Datasheet - Page 394

• Manufacturer Part Number: UPD78F0138
• Description: (UPD78xxxx) 8-Bit Single-Chip Microcontrollers
• Manufacturer: NEC

Power-on-clear circuit reset signal
Low-voltage detector reset signal
Caution An LVI circuit internal reset does not reset the LVI circuit.
Remarks 1. LVIM: Low-voltage detection register
Watchdog timer reset signal
Clock monitor reset signal
2. LVIS: Low-voltage detection level selection register
RESET
Figure 20-1. Block Diagram of Reset Function
WDTRF
Set
Clear
CLMRF
Set
Clear
Reset control flag
register (RESF)
LVIRF
Set
Clear
Internal bus
Reset signal to LVIM/LVIS register
Reset signal
Reset signal