HD64F2638F20J Renesas Electronics America, HD64F2638F20J Datasheet - Page 1220

• Manufacturer Part Number: HD64F2638F20J
• Description: IC H8S MCU FLASH 256K 128-QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2600r

Specifications of HD64F2638F20J

• Core Processor: H8S/2600
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: CAN, SCI, SmartCard
• Peripherals: Motor Control PWM, POR, PWM, WDT
• Number Of I /o: 72
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 12x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 128-QFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

Appendix B Internal I/O Register
Page 1170 of 1458
Bit
Initial value
Read/Write
Bus Operation Interrupt Flag
0
1
CAN bus idle state
[Clearing condition]
• Writing 1
CAN bus operation in HCAN sleep mode
[Setting condition]
• Bus operation (dominant bit detection) in HCAN sleep mode
Unread Interrupt Flag
⎯
⎯
7
0
0
1
[Clearing condition]
• Clearing of all bits in UMSR (unread message status register)
Unread message overwrite
[Setting condition]
• When UMSR (unread message status register) is set
Mailbox Empty Interrupt Flag
0 [Clearing condition]
1
• Writing 1
Transmit message has been transmitted or aborted, and new message
can be stored
[Setting condition]
• When TXPR (transmit wait register) is cleared by completion of
transmission or completion of transmission abort
⎯
⎯
6
0
⎯
⎯
5
0
IRR12
R/W
4
0
⎯
⎯
3
0
⎯
⎯
2
0
H8S/2639, H8S/2638, H8S/2636,
REJ09B0103-0800 Rev. 8.00
IRR9
H8S/2630, H8S/2635 Group
R
1
0
IRR8
R/W
0
0
May 28, 2010