DF2266TF13V Renesas Electronics America, DF2266TF13V Datasheet - Page 547
DF2266TF13V
Manufacturer Part Number
DF2266TF13V
Description
IC H8S/2266 MCU FLASH 100-TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2200r
Datasheet
1.DF2266TF20V.pdf
(712 pages)
Specifications of DF2266TF13V
Core Processor
H8S/2000
Core Size
16-Bit
Speed
13MHz
Connectivity
I²C, SCI, SmartCard
Peripherals
LCD, POR, PWM, WDT
Number Of I /o
67
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 5.5 V
Data Converters
A/D 10x10b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
100-TQFP, 100-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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18.3
The DTMF generation circuit contains the following resisters:
• DTMF control register (DTCR)
• DTMF load register (DTLR)
18.3.1
The DTCR controls the DTMF generation circuit operation, column and row outputs, and selects
the output frequency.
Bit
7
6
5
4
3
2
1
0
Bit Name
DTEN
—
CLOE
RWOE
CLF1
CLF0
RWF1
RWF0
Register Descriptions
DTMF Control Register (DTCR)
Initial
Value
0
1
0
0
0
0
0
0
R/W
R/W
—
R/W
R/W
R/W
R/W
R/W
R/W
Description
This bit controls DTMF generation
0: Halts the DTMF generation circuit.
1: Operates DTMF generation circuit.
Reserved
This bit is always read as 1 and cannot be modified.
This bit controls Column section outputs
0: Inhibits DTMF signal output on Column section (hi-
1: Enables DTMF signal output on Column section.
This bit controls Column section outputs
0: Inhibits DTMF signal output on Row section (hi-
1: Enables DTMF signal output on Row section.
DTMF signal output frequency on Column section 1 and 0
Selects Column DTMF signal frequency from C1 to C4.
00: Column DTMF signal output frequency: 1209 Hz (C1)
01: Column DTMF signal output frequency: 1336 Hz (C2)
10: Column DTMF signal output frequency: 1447 Hz (C3)
11: Column DTMF signal output frequency: 1633 Hz (C4)
DTMF signal output frequency on Row section: 1, 0
Selects Column DTMF signal frequency from R1 to R4.
00: Row DTMF signal output frequency: 697 Hz (R1)
01: Row DTMF signal output frequency: 770 Hz (R2)
10: Row DTMF signal output frequency: 852 Hz (R3)
11: Row DTMF signal output frequency: 941 Hz (R4)
impedance)
impedance)
Rev. 5.00 Sep. 01, 2009 Page 495 of 656
Section 18 DTMF Generation Circuit
REJ09B0071-0500
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