HD6473837H Renesas Electronics America, HD6473837H Datasheet - Page 331
![IC H8 MCU OTP 60K 100QFP](/photos/12/21/122166/qfp100-g1_pkg_sml.jpg)
HD6473837H
Manufacturer Part Number
HD6473837H
Description
IC H8 MCU OTP 60K 100QFP
Manufacturer
Renesas Electronics America
Series
H8® H8/300Lr
Datasheet
1.HD6473837HV.pdf
(562 pages)
Specifications of HD6473837H
Core Processor
H8/300L
Core Size
8-Bit
Speed
5MHz
Connectivity
SCI
Peripherals
LCD, PWM
Number Of I /o
84
Program Memory Size
60KB (60K x 8)
Program Memory Type
OTP
Ram Size
2K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 12x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
100-QFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
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13.2
13.2.1
The LCD port control register is an 8-bit read/write register, used for selecting the duty cycle and
the LCD driver and pin functions, etc. Upon reset, LPCR is initialized to H'00.
Bits 7 to 5—Duty and Common Function Select (DTS1, DTS0, CMX): Bits 7 to 6 select a
driver duty of static, 1/2, 1/3, or 1/4. Bit 5 determines whether the common pins not used at a
given duty are to be used as ports or, in order to increase the common driving capacity, as multiple
pins outputting the same waveform.
Bit 7:
DTS1
0
0
1
1
Notes: 1. Pins COM
Bit 4—Expansion Signal Select (SGX): Bit 4 selects whether pins SEG
SEG
expansion pins (CL
Bit 4: SGX
0
1
Note: * Selected as ports when bits SGS3 to SGS0 = 0000.
Bits 3 to 0—Segment Driver Select (SGS3 to SGS0): Bits 3 to 0 select the pins to be used as
segment drivers.
314
38
/DO, and SEG
Bit 6:
DTS0
0
1
0
1
2. A non-select waveform is always output at pin COM
Register Descriptions
LCD Port Control Register (LPCR)
Otherwise the common drivers are as indicated in the table above.
used.
Bit 5:
CMX
0
1
0
1
0
1
0
1
1
Description
Pins SEG
Pins CL
, CL
37
4
/M are used as segment pins (SEG
to COM
Duty
Static
1/2 duty
1/3 duty
1/4 duty
2
, DO, M).
1
, CL
40
1
to SEG
become ports when bit SGX = 0 and bits SGS3 to SGS0 = 0000.
2
, DO, M
Common Driver
COM
COM
COM
COM
COM
COM
COM
37
1
4
2
4
3
4
4
*
(initial value)
to COM
to COM
to COM
to COM
to COM
to COM
1
1
1
1
1
1
*
1
Other Uses
COM
COM
waveform as COM
COM
COM
COM
COM
COM
COM
—
40
to SEG
4
4
4
4
3
1
4
4
, COM
, COM
, and COM
4
and COM
outputs the same waveform as
usable as port
outputs a non-select waveform
, which therefore should not be
37
) or as external segment
3
3
and COM
and COM
3
40
2
usable as ports
/CL
the same waveform as
1
1
, SEG
2
2
usable as ports
output the same
39
(initial value)
/CL
2
,
*
2
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