DF2148RTE20IV Renesas Electronics America, DF2148RTE20IV Datasheet - Page 134
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 3 MCU Operating Modes
3.2.4
STCR is an 8-bit readable/writable register that controls register access, the IIC operating mode
(when the on-chip IIC option is included), an on-chip flash memory control (in F-ZTAT versions),
and also selects the TCNT input clock. For details of functions other than register access control,
see the descriptions of the relevant modules. If a module controlled by STCR is not used, do not
write 1 to the corresponding bit.
STCR is initialized to H'00 by a reset and in hardware standby mode.
Bits 7 to 5—I
port A and the operation of the I
details, see section 16.2.7, Serial/Timer Control Register (STCR).
Bit 4—I
and control registers (ICCR, ICSR, ICDR/SARX, and ICMR/SAR), the PWMX data registers and
control registers (DADRAH/DACR, DADRAL, DADRBH/DACNTH, and DADRBL/DACNTL),
and the SCI control registers (SMR, BRR, and SCMR).
Bit 4
IICE
0
1
Rev. 4.00 Sep 27, 2006 page 88 of 1130
REJ09B0327-0400
Bit
Initial value
Read/Write
2
C Master Enable (IICE): Controls CPU access to the I
Serial Timer Control Register (STCR)
Description
Addresses H'(FF)FF88 and H'(FF)FF89, and H'(FF)FF8E and H'(FF)FF8F, are used
for SCI1 control register access
Addresses H'(FF)FFA0 and H'(FF)FFA1, and H'(FF)FFA6 and H'(FF)FFA7, are used
for SCI2 control register access
Addresses H'(FF)FFD8 and H'(FF)FFD9, and H'(FF)FFDE and H'(FF)FFDF, are used
for SCI0 control register access
Addresses H'(FF)FF88 and H'(FF)FF89, and H'(FF)FF8E and H'(FF)FF8F, are used
for IIC1 data register and control register access
Addresses H'(FF)FFA0 and H'(FF)FFA1, and H'(FF)FFA6 and H'(FF)FFA7, are used
for PWMX data register and control register access
Addresses H'(FF)FFD8 and H'(FF)FFD9, and H'(FF)FFDE and H'(FF)FFDF, are used
for IIC0 data register and control register access
2
C Control (IICS, IICX1, IICX0): These bits control the bus buffer function of the
IICS
R/W
7
0
IICX1
R/W
6
0
2
C bus interface when the on-chip IIC option is included. For
IICX0
R/W
5
0
IICE
R/W
4
0
FLSHE
R/W
3
0
2
C bus interface data registers
R/W
—
2
0
ICKS1
R/W
1
0
(Initial value)
ICKS0
R/W
0
0
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