DF2148BTE20 Renesas Electronics America, DF2148BTE20 Datasheet - Page 239

• 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

8.5.2
P4DR stores output data for port 4.
8.5.3
Bit
7
6
5
4
3
2
1
0
OEB
P47DDR
Pin Function
OEA
P46DDR
Pin Function
P47/PWX1
The pin function is switched as shown below according to the combination of the OEB bit in
DACR of the 14-bit PWM and the P47DDR bit.
P46/PWX0
The pin function is switched as shown below according to the combination of the OEA bit in
DACR of the 14-bit PWM and the P46DDR bit.
Bit Name
P47DR
P46DR
P45DR
P44DR
P43DR
P42DR
P41DR
P40DR
Port 4 Data Register (P4DR)
Pin Functions
Initial Value
0
0
0
0
0
0
0
0
P47 input pin
P46 input pin
0
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
0
0
Description
If a port 4 read is performed while P4DDR bits are
set to 1, the P4DR values are read directly,
regardless of the actual pin states. If a port 4 read
is performed while P4DDR bits are cleared to 0,
the pin states are read.
P47 output pin
P46 output pin
1
1
Rev. 3.00 Mar 21, 2006 page 183 of 788
PWX1 output pin
PWX0 output pin
Section 8 I/O Ports
REJ09B0300-0300
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1
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