M30873FHGP#U3 Renesas Electronics America, M30873FHGP#U3 Datasheet - Page 78

• Manufacturer Part Number: M30873FHGP#U3
• Description: IC M32C/87 MCU FLASH 100LQFP
• Manufacturer: Renesas Electronics America
• Series: M16C™ M32C/80r

Specifications of M30873FHGP#U3

• 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: 85
• Program Memory Size: 384KB (384K x 8)
• Program Memory Type: FLASH
• Ram Size: 24K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Data Converters: A/D 26x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 100-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: -

M32C/87 Group (M32C/87, M32C/87A, M32C/87B)
REJ09B0180-0151 Rev.1.51 Jul 31, 2008
Page 54 of 587
Figure 6.4
Watchdog Timer Control Register
b7 b6 b5 b4
NOTE:
0
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 remains a value set before reset, even after reset has been performed.
b3
b2
WDC Register
b1
b0
Bit Symbol
(b4-b0)
WDC5
WDC7
Symbol
WDC
(b6)
−
−
High-order bits of watchdog timer
Cold start/warm start determine
flag
Reserved bit
Prescaler select bit
(1)
Bit Name
Address
000Fh
0: Cold start
1: Warm start
Set to 0
0: Divide-by-16
1: Divide-by-128
6. Power Supply Voltage Detection Function
Function
00XX XXXXb
After Reset
RW
RW
RW
RW
RO