M30878FJAGP#U5 Renesas Electronics America, M30878FJAGP#U5 Datasheet - Page 161
M30878FJAGP#U5
Manufacturer Part Number
M30878FJAGP#U5
Description
IC M32C/87 MCU FLASH 144LQFP
Manufacturer
Renesas Electronics America
Series
M16C™ M32C/80r
Datasheet
1.M3087BFLGPU3.pdf
(629 pages)
Specifications of M30878FJAGP#U5
Core Processor
M32C/80
Core Size
16/32-Bit
Speed
32MHz
Connectivity
CAN, EBI/EMI, I²C, IEBus, IrDA, SIO, UART/USART
Peripherals
DMA, POR, PWM, WDT
Number Of I /o
121
Program Memory Size
512KB (512K x 8)
Program Memory Type
FLASH
Ram Size
31K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 5.5 V
Data Converters
A/D 34x10b, D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 85°C
Package / Case
144-LQFP
For Use With
R0K330879S001BE - KIT DEV RSK M32C/87R0K330879S000BE - KIT DEV RSK M32C/87
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
M30878FJAGP#U5M30878FJAGP#U3
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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M32C/87 Group (M32C/87, M32C/87A, M32C/87B)
REJ09B0180-0151 Rev.1.51 Jul 31, 2008
Page 137 of 587
Figure 12.3
Watchdog Timer Control Register
Watchdog Timer Start Register
b7
b7
b6 b5 b4
0
NOTES:
1. The WDC5 bit is 0 after power-on. It can be set to 1 only by a program. The bit becomes 1 by writing either a 0 or 1.
The bit maintains a value set before reset, even after reset has been performed.
b3
WDC Register, WDTS Register
b2
b1
b0
b0
The counter is initialized and starts decrementing by a write instruction to the WDTS register.
7FFFh is the default value after initialization no matter what value is written.
Bit Symbol
(b4-b0)
WDC5
WDC7
(b6)
Symbol
WDC
Symbol
WDTS
−
−
High-order bits of watchdog timer
Cold start/warm start determine
flag
Reserved bit
Prescaler select bit
(1)
Bit Name
Address
000Fh
Address
000Eh
Function
0: Cold start
1: Warm start
Set to 0
0: Divide-by-16
1: Divide-by-128
Function
After Reset
00XX XXXXb
Address
Undefined
12. Watchdog Timer
WO
RW
RW
RW
RW
RW
RO
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