M37702E6BFS Renesas Electronics America, M37702E6BFS Datasheet - Page 251
M37702E6BFS
Manufacturer Part Number
M37702E6BFS
Description
EPROM MCU/8BIT CMOS EMULATION CH
Manufacturer
Renesas Electronics America
Datasheet
1.M37702E6BFS.pdf
(524 pages)
Specifications of M37702E6BFS
Accessory Type
Emulator EPROM MCU
For Use With/related Products
7702
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
M37702E6BFS
Manufacturer:
MITSUBISHI/三菱
Quantity:
20 000
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Fig. 9.1.2 Structure of watchdog timer register
9.1.1 Watchdog timer
Watchdog timer is a 12-bit counter that down-counts the count source which is selected with the watchdog
timer frequency select bit (bit 0 at address 61
in the cases listed below. An arbitrary value cannot be set to Watchdog timer.
When dummy data is written to the watchdog timer register (Refer to Figure 9.1.2.)
When the most significant bit of Watchdog timer becomes “0”
When the STP instruction is executed (Refer to “Chapter 10. STOP MODE.”)
At reset
b7
b0
Watchdog timer register (Address 60
7 to 0
Bit
Initializes the watchdog timer.
When a dummy data is written to this register, the watchdog
timer’s value is initialized to “FFF
7702/7703 Group User’s Manual
16
). A value “FFF
Functions
16
)
16
.” (Dummy data: 00
16
WATCHDOG TIMER
” is automatically set in Watchdog timer
16
9.1 Block description
to FF
16
)
Undefined
At reset
RW
–
9–3
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