HD64F3664FY Renesas Electronics America, HD64F3664FY Datasheet - Page 152

• Manufacturer Part Number: HD64F3664FY
• Description: IC H8 MCU FLASH 32K 48QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8/300H Tinyr

Specifications of HD64F3664FY

• Core Processor: H8/300H
• Core Size: 16-Bit
• Speed: 16MHz
• Connectivity: I²C, SCI
• Peripherals: PWM, WDT
• Number Of I /o: 29
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: External
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 48-QFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

Section 9 I/O Ports
9.2.2
PDR2 is a general I/O port data register of port 2.
9.2.3
The correspondence between the register specification and the port functions is shown below.
• P22/TXD Pin
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X:
Rev. 6.00 Mar. 24, 2006 Page 122 of 412
REJ09B0142-0600
Bit
7
6
5
4
3
2
1
0
Register
Bit Name
Setting Value 0
Don't care.
Port Data Register 2 (PDR2)
Pin Functions
Bit Name





P22
P21
P20
PMR1
TXD
1
Initial
Value
1
1
1
1
1
0
0
0
PCR2
PCR22
0
1
X
R/W





R/W
R/W
R/W
Description
Reserved
These bits are always read as 1.
PDR2 stores output data for port 2 pins.
PDR2 is read while PCR2 bits are set to 1, the value
stored in PDR2 is read. If PDR2 is read while PCR2 bits
are cleared to 0, the pin states are read regardless of
the value stored in PDR2.
Pin Function
P22 input pin
P22 output pin
TXD output pin