UPD78F9418AGK-9EU Renesas Electronics America, UPD78F9418AGK-9EU Datasheet - Page 137

• Manufacturer Part Number: UPD78F9418AGK-9EU
• Manufacturer: Renesas Electronics America

Specifications of UPD78F9418AGK-9EU

• Lead Free Status / Rohs Status: Supplier Unconfirmed

9.2 Configuration of Watchdog Timer
Control registers
The watchdog timer consists of the following hardware.
Timer clock selection register 2
2
f
X
4
Item
2
f
X
6
Prescaler
2
f
X
8
(TCL2)
2
f
X
10
TCL22 TCL21 TCL20
Timer clock selection register 2 (TCL2)
Watchdog timer mode register (WDTM)
Figure 9-1. Block Diagram of Watchdog Timer
Table 9-3. Configuration of Watchdog Timer
3
CHAPTER 9 WATCHDOG TIMER
7-bit counter
User’s Manual U13952EJ3V1UD
Internal bus
Clear
RUN
WDTM4
Controller
WDTM3
Watchdog timer mode register
(WDTM)
Configuration
TMIF4
Internal bus
TMMK4
INTWDT
maskable
interrupt request
RESET
INTWDT
non-maskable
interrupt request
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