DF2148RTE20IV Renesas Electronics America, DF2148RTE20IV Datasheet - Page 563
![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
-
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Bit 7—I
output buffer as SCL and SDA. This bit is used when implementing the I
only.
Bits 6 and 5—I
CKS0 in ICMR, selects the transfer rate in master mode. For details, see section 16.2.4, I
Mode Register (ICMR).
Bit 4—I
registers (ICCR, ICSR, ICDR/SARX, ICMR/SAR).
Bit 3—Flash Memory Control Register Enable (FLSHE): Controls CPU access to the flash
memory control registers, the power-down mode control registers, and the supporting module
control registers. See section 3.2.4, Serial Timer Control Register (STCR), for details.
Bit 2—Reserved: Do not write 1 to this bit.
Bits 1 and 0—Internal Clock Source Select 1 and 0 (ICKS1, ICSK0): These bits, together with
bits CKS2 to CKS0 in TCR, select the clock input to the timer counters (TCNT). For details, see
section 12.2.4, Timer Control Register (TCR).
Bit 7
IICS
0
1
Bit 4
IICE
0
1
2
2
C Extra Buffer Select (IICS): Designates bits 7 to 4 of port A as the same kind of
C Master Enable (IICE): Controls CPU access to the I
Description
PA7 to PA4 are normal I/O pins
PA7 to PA4 are I/O pins with bus driving capability
Description
CPU access to I
CPU access to I
2
C Transfer Select 1 and 0 (IICX1 and 0): This bit, together with bits CKS2 to
2
2
C bus interface data and control registers is disabled
C bus interface data and control registers is enabled
Rev. 4.00 Sep 27, 2006 page 517 of 1130
Section 16 I
2
C bus interface data and control
2
2
C interface by software
C Bus Interface [Option]
REJ09B0327-0400
(Initial value)
(Initial value)
2
C Bus
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