HD64F36077GHV Renesas Electronics America, HD64F36077GHV Datasheet - Page 163

• Manufacturer Part Number: HD64F36077GHV
• Description: 16BIT MCU FLASH 56K, SMD, LQFP64
• Manufacturer: Renesas Electronics America

Specifications of HD64F36077GHV

• No. Of I/o's: 47
• Ram Memory Size: 4KB
• Cpu Speed: 20MHz
• No. Of Timers: 4
• Digital Ic Case Style: LQFP
• Supply Voltage Range: 4.5V
• Core Size: 16bit
• Program Memory Size: 56KB
• Oscillator Type: External Only
• Controller Family/series: H8/300H
• Peripherals: ADC
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

9.3
Port 3 is a general I/O port. Each pin of the port 3 is shown in figure 9.3.
Port 3 has the following registers.
• Port control register 3 (PCR3)
• Port data register 3 (PDR3)
9.3.1
PCR3 selects inputs/outputs in bit units for pins to be used as general I/O ports of port 3.
Bit
7
6
5
4
3
2
1
0
Bit Name
PCR37
PCR36
PCR35
PCR34
PCR33
PCR32
PCR31
PCR30
Port 3
Port Control Register 3 (PCR3)
Initial
Value
0
0
0
0
0
0
0
0
Figure 9.3 Port 3 Pin Configuration
R/W
W
W
W
W
W
W
W
W
Port 3
Description
Setting a PCR3 bit to 1 makes the corresponding pin an
output port, while clearing the bit to 0 makes the pin an
input port.
P37
P36
P35
P34
P33
P32
P31
P30
Rev. 1.00 Sep. 16, 2005 Page 133 of 490
Section 9 I/O Ports
REJ09B0216-0100