DF2148RTE20IV Renesas Electronics America, DF2148RTE20IV Datasheet - Page 272
![MCU 5V 128K I-TEMP,PB-FREE, 100-](/photos/28/61/286108/100-tqfp_sml.jpg)
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
-
- Current page: 272 of 1179
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Section 8 I/O Ports
8.2.4
Port 1 has a built-in MOS input pull-up function that can be controlled by software. This MOS
input pull-up function can be used in modes 2 and 3, and can be specified as on or off on a bit-by-
bit basis.
When a P1DDR bit is cleared to 0 in mode 2 or 3, setting the corresponding P1PCR bit to 1 turns
on the MOS input pull-up for that pin.
The MOS input pull-up function is in the off state after a reset and in hardware standby mode. The
prior state is retained in software standby mode.
Table 8.5 summarizes the MOS input pull-up states.
Table 8.5
Mode
1
2, 3
Legend:
Off:
On/Off: On when P1DDR = 0 and P1PCR = 1; otherwise off.
8.3
8.3.1
Port 2 is an 8-bit I/O port. Port 2 pins also function as address bus output pins (A15 to A8), 8-bit
PWM output pins (PW15 to PW8) (H8S/2148 Group and H8S/2147N only), and the timer
connection output pin (CBLANK) (H8S/2148 Group only). Port 2 functions change according to
the operating mode. Port 2 has a built-in MOS input pull-up function that can be controlled by
software.
Figure 8.5 shows the port 2 pin configuration.
Rev. 4.00 Sep 27, 2006 page 226 of 1130
REJ09B0327-0400
MOS input pull-up is always off.
MOS Input Pull-Up Function
Port 2
Overview
MOS Input Pull-Up States (Port 1)
Reset
Off
Off
Hardware
Standby Mode
Off
Off
Software
Standby Mode
Off
On/Off
In Other
Operations
Off
On/Off
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