DF2148ATE20 Renesas Electronics America, DF2148ATE20 Datasheet - Page 322

• Manufacturer Part Number: DF2148ATE20
• Description: IC H8S MCU FLASH 128K 100-QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2100r

Specifications of DF2148ATE20

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: Host Interface, I²C, IrDA, SCI
• Peripherals: POR, 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 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: HD64F2148ATE20; HD64F2148ATE20

Section 8 I/O Ports
Pin
PB4/D4
PB3/D3/CS4
PB2/D2/CS3
Rev. 4.00 Sep 27, 2006 page 276 of 1130
REJ09B0327-0400
Selection Method and Pin Functions
The pin function is switched as shown below according to the combination of
the operating mode, bit PB4DDR, and bit ABW in WSCR.
The pin function is switched as shown below according to the combination of
the operating mode, bits HI12E and CS4E in SYSCR2, bit ABW in WSCR, and
bit PB3DDR.
The pin function is switched as shown below according to the combination of
the operating mode, bits HI12E and CS3E in SYSCR2, bit ABW in WSCR, and
bit PB2DDR.
Operating
mode
ABW
PB4DDR
Pin function
Operating
mode
HI12E
CS4E
ABW
PB3DDR
Pin function
Operating
mode
HI12E
CS3E
ABW
PB2DDR
Pin function
I/O pin
I/O pin
I/O pin
D3
D2
—
—
0
0
D4
—
0
Modes 1, 2, 3
Modes 1, 2, 3
(EXPE = 1)
(EXPE = 1)
input pin
input pin
Modes 1, 2, 3
(EXPE = 1)
PB3
PB2
—
—
—
—
input pin
0
0
PB4
0
1
1
output pin
output pin
PB3
PB2
1
1
1
output pin
PB4
1
input pin
input pin
Either cleared to 0
Either cleared to 0
PB3
PB2
0
0
input pin
—
—
(EXPE = 0)
(EXPE = 0)
Modes 2, 3
Modes 2, 3
PB4
output pin
output pin
0
Modes 2, 3
(EXPE = 0)
PB3
PB2
1
1
—
output pin
input pin
input pin
PB4
CS4
CS3
1
—
—
—
—
1
1
1
1