DF2148RTE20IV Renesas Electronics America, DF2148RTE20IV Datasheet - Page 404
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 12 8-Bit Timers
Bit 7—TMRX/TMRY Access Select (TMRX/Y): The TMRX and TMRY registers can only be
accessed when the HIE bit in SYSCR is cleared to 0. In the H8S/2148 Group, some of the TMRX
registers and the TMRY registers are assigned to the same memory space addresses (H'FFF0 to
H'FFF5), and the TMRX/Y bit determines which registers are accessed. In the H8S/2144 Group
and H8S/2147N, there is no control of TMRY register access by this bit.
Bit 7
TMRX/Y
0
(Initial value)
1
12.2.9
TICR is an 8-bit internal register to which the contents of TCNT are transferred on the falling edge
of external reset input. The CPU cannot read or write to TICR directly.
The TICR function is used in timer connection. For details, see section 13, Timer Connection.
Rev. 4.00 Sep 27, 2006 page 358 of 1130
REJ09B0327-0400
Bit
Initial value
Read/Write
Input Capture Register (TICR) [TMRX Additional Function]
H'FFF0
TMRX
TCRX
TMRY
TCRY
—
7
0
H'FFF1
TMRX
TCSRX
TMRY
TCSRY
—
6
0
H'FFF2
TMRX
TICRR
TMRY
TCORAY
—
5
0
Accessible Registers
H'FFF3
TMRX
TICRF
TMRY
TCORBY
—
4
0
H'FFF4
TMRX
TCNTX
TMRY
TCNTY
—
3
0
H'FFF5
TMRX
TCORC
TMRY
TISR
—
2
0
TMRX
TCORAX
H'FFF6
—
1
0
H'FFF7
TMRX
TCORBX
—
0
0
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