upd78f0114m6gb-8es Renesas Electronics Corporation., upd78f0114m6gb-8es Datasheet - Page 208

• Manufacturer Part Number: upd78f0114m6gb-8es
• Description: 8-bit Single-chip Microcontrollers
• Manufacturer: Renesas Electronics Corporation.

9.2 Configuration of Watch Timer
9.3 Register Controlling Watch Timer
208
The watch timer includes the following hardware.
The watch timer is controlled by the watch timer operation mode register (WTM).
• Watch timer operation mode register (WTM)
This register sets the watch timer count clock, enables/disables operation, prescaler interval time, and 5-bit
counter operation control.
WTM is set by a 1-bit or 8-bit memory manipulation instruction.
RESET input clears WTM to 00H.
Counter
Prescaler
Control register
Item
Table 9-3. Watch Timer Configuration
5 bits × 1
11 bits × 1
Watch timer operation mode register (WTM)
CHAPTER 9 WATCH TIMER
User’s Manual U16227EJ3V0UD
Configuration