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PDF SH66N12 Data sheet ( Hoja de datos )
| Número de pieza | SH66N12 | |
| Descripción | 2K OTP 4-bit Microcontroller | |
| Fabricantes | Sino Wealth | |
| Logotipo |  |
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SH66N12
2K OTP 4-bit Microcontroller with LCD Driver
Features
The SH6610C-based single-chip 4-bit microcontroller
with LCD driver
ROM: 2048 X 16 bits
RAM: 256 X 4 bits (data memory)
Operation Voltage Range: 1.2V - 1.7V
16 CMOS I/O pins (PORTC, D can switch to segment.)
4-level subroutine nesting (including interrupts)
Two 8-bit timers with pre-divider circuit
Oscillator warm-up timer
4 priority interrupt sources:
- External interrupt (falling edge)
- Timer0 interrupt
- Timer1 interrupt
- PortB & PortC interrupt (falling edge)
Clock source:
- 32.768KHz crystal or 131K RC (pad option)
Instruction cycle time:
- 4/32.768KHz (≈ 122µs) for 32.768KHz crystal
- 4/131KHz (≈ 31µs) for 131KHz RC
LCD driver: 4 X 34 (1/4 duty, 1/3 bias or 1/3 duty, 1/2
bias, 8 segments shared with PORTC, D)
Built-in voltage doubler and tripler charge pump circuit
Built-in EL-light driver
Built-in Resistor to Frequency converter circuit
Built-in alarm generator (carrier frequency: 4KHz.)
Two low power operation modes - HALT or STOP mode
Low power consumption
Bonding option for multi-code software
Available in CHIP FORM
General Description
The SH66N12 is a single-chip microcontroller integrated with an SH6610C CPU core, SRAM, timer, alarm generator, LCD
driver, I/O port, voltage pump, El-light driver, R-F converter and one-time program ROM.
Pad Configuration
P
OS S SS S S S SS SS SS
RE E EE E E E EE EE EE
T G G GG G G G GG GG GG
C2 2 22 2 2 2 1 1 11 11
0 6 5 43 2 1 0 98 76 54
1 58 57 56 55 54 53 52 51 50 49 48 47 46
PORTC1 2
45 SEG13
PORTC2 3
PORTC3 4
PORTD0 5
PORTD1 6
PORTD2 7
PORTD3 8
PORTA0 9
PORTA1 10
PORTA2 11
PORTA3 12
PORTB0 13
PORTB1 14
PORTB2 15
SH66N12
44 SEG12
43 SEG11
42 SEG10
41 SEG9
40 SEG8
39 SEG7
38 SEG6
37 SEG5
36 SEG4
35 SEG3
34 SEG2
33 SEG1
32 COM4
31 COM3
PORTB3 16
30 COM2
OSC_OPT 17 18 B0 19 20 21 B1 22 23 24 25 26 27 28 29
C BV O O BG R T C C V V C
X 0C S S 1N E E U U P P O
CCC DS SPP 2 1M
OI
ET12
1
T
1 V2.0
1 page  
System Register 0DH
Address
$0DH
Bit 3
-
X
X
X
X
Bit 2
ELON
X
X
X
X
Bit 1
B1
1
0
1
0
SH66N12
Bit 0
B0
0
0
1
1
R/W Remarks
R Bit0: Bonding option 0, internal weak drive
Bit1: Bonding option 1, internal weak drive
R/W Bit2: EL-LIGHT on
B1 bond to GND
B0 bond to VDD
B1 bond to GND & B0 bond to VDD
Power-on
Pull low
Pull high
0
Yes
GND
B1
VDD
B0
GND
B1
VDD
B0
B1 = 1
GND
B1
B0 = 0
VDD
B0
PCB
B1 = 1
GND
B1
B0 = 1
VDD
B0
PCB
B1 = 0
B0 = 0
B1 = 0
SH66N12 Bonding Option
B0 = 1
Up to 4 different bonding options are available for user's choices. The chip's program has 4 different program flows that will vary
depending on which bonding option is used. The readable contents of B1 and B0 will differ depending on bonding.
5
5 Page 
1/3 Duty, 1/2 Bias LCD Waveform (VDD = 1.5V, VP1 = VP2 = 3V)
COMX
VP2
VDD
GND
VP2
SEGX
Select
VDD
GND
VP2
SEGX
Unselect
VDD
GND
Select
Light
Unlight
Unselect
Unlight
Unlight
SEGn+2
COM3
COM1
VP2
VDD
COM2
COM1
COM2
GND
VP2
VDD
COM3
GND
VP2
VDD
COM4
GND
VP2
VDD
SEGn+1
SEGn
SEGn
GND
VP2
VDD
GND
SEGn+1
VP2
VDD
GND
COM1 - SEGn
VP2
VDD
GND
-VDD
-VP2
11.7ms
3.9ms
11
SH66N12
11 Page | ||
| Páginas | Total 29 Páginas | |
| PDF Descargar | [ Datasheet SH66N12.PDF ] | |
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