M30622SAFP#U5 Renesas Electronics America, M30622SAFP#U5 Datasheet - Page 476

• Manufacturer Part Number: M30622SAFP#U5
• Description: IC M16C MPU ROMLESS 100QFP
• Manufacturer: Renesas Electronics America
• Series: M16C™ M16C/60r

Specifications of M30622SAFP#U5

• Core Processor: M16C/60
• Core Size: 16-Bit
• Speed: 16MHz
• Connectivity: SIO, UART/USART
• Peripherals: DMA, PWM, WDT
• Number Of I /o: 50
• Program Memory Type: ROMless
• Ram Size: 3K x 8
• Voltage - Supply (vcc/vdd): 4.2 V ~ 5.5 V
• Data Converters: A/D 10x10b, D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 100-QFP
• For Use With: 867-1000 - KIT QUICK START RENESAS 62PM3062PT3-CPE-3 - EMULATOR COMPACT M16C/62P/30P
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -

Watchdog Timer
Figure 2.11.4. Set-up procedure of watchdog timer
Setting watchdog timer control register
Setting watchdog timer start register
Clearing the protect
Software reset
b7
b7
b7
b7
0 0
1
1
b0
b0
b0
b0
Enables writing to processor mode registers 0 and 1
(addresses 0004
Software reset bit
Reserved bit
Prescaler select bit
The watchdog timer is initialized and starts counting with a write instruction to
this register. The watchdog timer value is always initialized to “7FFF
regardless of the value written.
Watchdog timer control register [Address 000F
WDC
Watchdog timer start register [Address 000E
WDTS
Protect register [Address 000A
PRCR
Processor mode register 0 [Address 0004
PM0
1 : Write-enabled
The device is reset when this bit is set to “1”. The value of this bit
is “0” when read.
Must always be set to “0”
0 : Divided by 16
1 : Divided by 128
Generating watchdog
timer interrupt
16
and 0005
16
)
16
]
16
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
]
16
]
16
]
M16C / 62A Group
Mitsubishi microcomputers
16
”
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