HD64F3029XBL25V Renesas Electronics America, HD64F3029XBL25V Datasheet - Page 471

• Manufacturer Part Number: HD64F3029XBL25V
• Description: MCU 5V 512K,PB-FREE 100-TQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8/300Hr

Specifications of HD64F3029XBL25V

• Core Processor: H8/300H
• Core Size: 16-Bit
• Speed: 25MHz
• Connectivity: SCI, SmartCard
• Peripherals: DMA, PWM, WDT
• Number Of I /o: 70
• Program Memory Size: 512KB (512K x 8)
• Program Memory Type: FLASH
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

12.1.2
Figure 12.1 shows a block diagram of the WDT.
12.1.3
Table 12.1 summarizes the WDT registers.
Table 12.1 WDT Registers
Notes: *1 Lower 20 bits of the address in advanced mode.
Rev. 2.0, 06/04, page 442 of 980
Write*
H'FFF8C H'FFF8C Timer control/status register
H'FFF8E H'FFF8F Reset control/status register
Interrupt signal
Reset
(internal)
Legend
TCNT:
TCSR:
RSTCSR:
Address*
2
*2 Write word data starting at this address.
*3 Only 0 can be written in bit 7, to clear the flag.
Block Diagram
Register Configuration
Read
H'FFF8D Timer counter
Timer counter
Timer control/status register
Reset control/status register
1
(interval timer)
Name
Reset control
Figure 12.1 WDT Block Diagram
RSTCSR
Interrupt
control
Overflow
Clock
selector
TCNT
TCSR
Clock
Abbreviation
TCSR
TCNT
RSTCSR
Internal clock sources
R/(W)*
R/W
R/W
R/(W)*
/2
/32
/64
/128
/256
/512
/2048
/4096
control
Read/
write
3
3
H'18
H'00
H'3F
Initial Value
Internal
data bus