HD64F3684FP Renesas Electronics America, HD64F3684FP Datasheet - Page 173

• Manufacturer Part Number: HD64F3684FP
• Description: IC H8 MCU FLASH 32K 64LQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8/300H Tinyr

Specifications of HD64F3684FP

• Core Processor: H8/300H
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: I²C, SCI
• Peripherals: PWM, WDT
• Number Of I /o: 45
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 64-LQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

9.8
Port B is an input port also functioning as an A/D converter analog input pin. Each pin of the port
B is shown in figure 9.8.
Port B has the following register.
9.8.1
PDRB is a general input-only port data register of port B.
Bit
7
6
5
4
3
2
1
0
Port data register B (PDRB)
Bit Name
PB7
PB6
PB5
PB4
PB3
PB2
PB1
PB0
Port B
Port Data Register B (PDRB)
Initial
Value
Figure 9.8 Port B Pin Configuration
R/W
R
R
R
R
R
R
R
R
Port B
Description
The input value of each pin is read by reading this
register.
However, if a port B pin is designated as an analog input
channel by ADCSR in A/D converter, 0 is read.
PB7/AN7
PB6/AN6
PB5/AN5
PB4/AN4
PB3/AN3
PB2/AN2
PB1/AN1
PB0/AN0
Rev.5.00 Nov. 02, 2005 Page 139 of 500
Section 9 I/O Ports
REJ09B0027-0500