DF2148ATE20 Renesas Electronics America, DF2148ATE20 Datasheet - Page 280
![IC H8S MCU FLASH 128K 100-QFP](/photos/28/61/286108/100-tqfp_sml.jpg)
DF2148ATE20
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
HD64F2148ATE20
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF2148ATE20IV
Manufacturer:
Renesas Electronics America
Quantity:
135
Company:
Part Number:
DF2148ATE20IV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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Section 8 I/O Ports
8.4.2
Table 8.8 shows the port 3 register configuration.
Table 8.8
Name
Port 3 data direction register
Port 3 data register
Port 3 MOS pull-up control
register
Note:
Port 3 Data Direction Register (P3DDR)
P3DDR is an 8-bit write-only register, the individual bits of which specify input or output for the
pins of port 3. P3DDR cannot be read; if it is, an undefined value will be returned.
P3DDR is initialized to H'00 by a reset and in hardware standby mode. It retains its prior state in
software standby mode.
Rev. 4.00 Sep 27, 2006 page 234 of 1130
REJ09B0327-0400
Bit
Initial value
Read/Write
Modes 1, 2, and 3 (EXPE = 1)
The input/output direction specified by P3DDR is ignored, and pins automatically function as
data I/O pins.
After a reset, and in hardware standby mode or software standby mode, the data I/O pins go to
the high-impedance state.
Modes 2 and 3 (EXPE = 0)
The corresponding port 3 pins are output ports when P3DDR bits are set to 1, and input ports
when cleared to 0.
* Lower 16 bits of the address.
Register Configuration
Port 3 Registers
P37DDR
W
7
0
P36DDR
W
6
0
Abbreviation
P3DDR
P3DR
P3PCR
P35DDR
W
5
0
P34DDR
W
4
0
R/W
W
R/W
R/W
P33DDR
W
3
0
Initial Value
H'00
H'00
H'00
P32DDR
W
2
0
P31DDR
W
1
0
Address *
H'FFB4
H'FFB6
H'FFAE
P30DDR
W
0
0
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