DF2148RTE20IV Renesas Electronics America, DF2148RTE20IV Datasheet - Page 308
DF2148RTE20IV
Manufacturer Part Number
DF2148RTE20IV
Description
MCU 5V 128K I-TEMP,PB-FREE, 100-
Manufacturer
Renesas Electronics America
Series
H8® H8S/2100r
Specifications of DF2148RTE20IV
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
-40°C ~ 85°C
Package / Case
100-TQFP, 100-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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Section 8 I/O Ports
Table 8.21 Port 9 Pin Functions
Pin
P97/WAIT/SDA0
P96/ /EXCL
P95/AS/IOS/CS1
Rev. 4.00 Sep 27, 2006 page 262 of 1130
REJ09B0327-0400
Selection Method and Pin Functions
The pin function is switched as shown below according to the combination of
operating mode, bit WMS1 in WSCR, bit ICE in ICCR of IIC0, and bit P97DDR.
When this pin is set as the P97 output pin in the H8S/2148 Group and
H8S/2147N, it is an NMOS push-pull output. SDA0 is an NMOS open-drain
output, and has direct bus drive capability.
The pin function is switched as shown below according to the combination of
bit EXCLE in LPWRCR and bit P96DDR.
When this pin is used as the EXCL input pin, P96DDR should be cleared to 0.
The pin function is switched as shown below according to the combination of
operating mode, bit IOSE in SYSCR, bit HI12E in SYSCR2, and bit P95DDR.
Operating
mode
WMS1
ICE
P97DDR
Pin function
P96DDR
EXCLE
Pin function
Operating
mode
HI12E
P95DDR
IOSE
Pin function
output pin
input
P97
pin
0
P96 input pin
AS
Modes 1, 2, 3 (EXPE = 1)
0
Modes 1, 2, 3
(EXPE = 1)
0
0
output
P97
—
—
pin
0
1
output pin
IOS
1
I/O pin
SDA0
0
—
1
EXCL input pin
input pin
WAIT
input
P95
pin
—
—
—
1
1
0
Modes 2, 3 (EXPE = 0)
0
input
Modes 2, 3 (EXPE = 0)
P97
pin
output pin
0
P95
—
1
0
output
P97
pin
—
output pin
1
1
0
input pin
CS1
I/O pin
SDA0
—
—
1
—
1
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