DF2148RTE20IV Renesas Electronics America, DF2148RTE20IV Datasheet - Page 543
![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: 543 of 1179
- Download datasheet (7Mb)
2
Section 16 I
C Bus Interface [Option]
ICDR is an 8-bit readable/writable register that is used as a transmit data register when
transmitting and a receive data register when receiving. ICDR is divided internally into a shift
register (ICDRS), receive buffer (ICDRR), and transmit buffer (ICDRT). ICDRS cannot be read or
written by the CPU, ICDRR is read-only, and ICDRT is write-only. Data transfers among the
three registers are performed automatically in coordination with changes in the bus state, and
affect the status of internal flags such as TDRE and RDRF.
If IIC is in transmit mode and the next data is in ICDRT (the TDRE flag is 0) following
transmission/reception of one frame of data using ICDRS, data is transferred automatically from
ICDRT to ICDRS. If IIC is in receive mode and no previous data remains in ICDRR (the RDRF
flag is 0) following transmission/reception of one frame of data using ICDRS, data is transferred
automatically from ICDRS to ICDRR.
If the number of bits in a frame, excluding the acknowledge bit, is less than 8, transmit data and
receive data are stored differently. Transmit data should be written justified toward the MSB side
when MLS = 0, and toward the LSB side when MLS = 1. Receive data bits read from the LSB
side should be treated as valid when MLS = 0, and bits read from the MSB side when MLS = 1.
ICDR is assigned to the same address as SARX, and can be written and read only when the ICE
bit is set to 1 in ICCR.
The value of ICDR is undefined after a reset.
The TDRE and RDRF flags are set and cleared under the conditions shown below. Setting the
TDRE and RDRF flags affects the status of the interrupt flags.
Rev. 4.00 Sep 27, 2006 page 497 of 1130
REJ09B0327-0400
Related parts for DF2148RTE20IV
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
![R0K330290S001BE](/photos/28/41/284146/r0k330290s001be_tmb.jpg)
Part Number:
Description:
KIT STARTER FOR M16C/29
Manufacturer:
Renesas Electronics America
Datasheet:
![R0K5212D8S001BE](/photos/24/13/241324/4607177_tmb.jpg)
Part Number:
Description:
KIT STARTER FOR R8C/2D
Manufacturer:
Renesas Electronics America
Datasheet:
![R0K33062PS001BE](/photos/24/13/241320/4607173_tmb.jpg)
Part Number:
Description:
R0K33062P STARTER KIT
Manufacturer:
Renesas Electronics America
Datasheet:
![R0K521237S001BE](/photos/28/41/284170/r0k521237s001be_tmb.jpg)
Part Number:
Description:
KIT STARTER FOR R8C/23 E8A
Manufacturer:
Renesas Electronics America
Datasheet:
![R0K521256S001BE](/photos/24/13/241323/4607176_tmb.jpg)
Part Number:
Description:
KIT STARTER FOR R8C/25
Manufacturer:
Renesas Electronics America
Datasheet:
![YLCDRSK2456S](/images/manufacturer_photos/0/5/560/renesas_electronics_america_tmb.jpg)
Part Number:
Description:
KIT STARTER H8S2456 SHARPE DSPLY
Manufacturer:
Renesas Electronics America
Datasheet:
![R0K521380S000BE](/photos/28/41/284144/r0k521380s000be_tmb.jpg)
Part Number:
Description:
KIT STARTER FOR R8C38C
Manufacturer:
Renesas Electronics America
Datasheet:
![R0K521350S000BE](/photos/28/41/284145/r0k521350s000be_tmb.jpg)
Part Number:
Description:
KIT STARTER FOR R8C35C
Manufacturer:
Renesas Electronics America
Datasheet:
![R0K52L3A0S000BE](/photos/28/41/284149/r0k52l3a0s000be_tmb.jpg)
Part Number:
Description:
KIT STARTER FOR R8CL3AC+LCD APPS
Manufacturer:
Renesas Electronics America
Datasheet:
![R0K556100S000BE](/images/manufacturer_photos/0/5/560/renesas_electronics_america_tmb.jpg)
Part Number:
Description:
KIT STARTER FOR RX610
Manufacturer:
Renesas Electronics America
Datasheet:
![R0K564189S000BE](/photos/28/41/284173/r0k564189s000be_tmb.jpg)
Part Number:
Description:
KIT STARTER FOR R32C/118
Manufacturer:
Renesas Electronics America
Datasheet:
![R0K521276S000BE](/photos/9/26/92647/r0k521276s000be_tmb.jpg)
Part Number:
Description:
KIT DEV RSK-R8C/26-29
Manufacturer:
Renesas Electronics America
Datasheet:
![R0K571242S001BE](/photos/9/23/92397/r0k571242s001be_tmb.jpg)
Part Number:
Description:
KIT STARTER FOR SH7124
Manufacturer:
Renesas Electronics America
Datasheet:
![R0K561622S000BE](/photos/9/23/92398/r0k561622s000be_tmb.jpg)
Part Number:
Description:
KIT STARTER FOR H8SX/1622
Manufacturer:
Renesas Electronics America
Datasheet:
![R0K572030S000BE](/photos/9/24/92406/r0k572030s000be_tmb.jpg)
Part Number:
Description:
KIT DEV FOR SH7203
Manufacturer:
Renesas Electronics America
Datasheet: