DF2148BTE20 Renesas Electronics America, DF2148BTE20 Datasheet - Page 279

• Manufacturer Part Number: DF2148BTE20
• Description: IC H8S MCU FLASH 128K 100-QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2100r

Specifications of DF2148BTE20

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: I²C, IrDA, SCI, X-Bus
• Peripherals: PWM, WDT
• Number Of I /o: 74
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 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: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Other names: HD64F2148BTE20; HD64F2148BTE20

8.15.1
PEDDR and PFDDR select input or output for the pins of port E and port F on a bit-by-bit basis.
Bit
7
6
5
4
3
2
1
0
Bit
7
6
5
4
3
2
1
0
Bit Name
PE7DDR
PE6DDR
PE5DDR
PE4DDR
PE3DDR
PE2DDR
PE1DDR
PE0DDR
Bit Name
PF7DDR
PF6DDR
PF5DDR
PF4DDR
PF3DDR
PF2DDR
PF1DDR
PF0DDR
Port E and Port F Data Direction Registers (PEDDR, PFDDR)
Initial Value
Initial Value
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
R/W
W
W
W
W
W
W
W
W
R/W
W
W
W
W
W
W
W
W
Description
0: Port E pin is an input pin
1: Port E pin is an output pin
PEDDR has the same address as PEPIN, and if
read, the port E pin states will be returned.
Description
0: Port F pin is an input pin
1: Port F pin is an output pin
PFDDR has the same address as PFPIN, and if
read, the port F pin states will be returned.
Rev. 3.00 Mar 21, 2006 page 223 of 788
Section 8 I/O Ports
REJ09B0300-0300