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零件编号 | SH66L12B | ||
描述 | OTP 2K 4-bit Microcontroller | ||
制造商 | Sino Wealth | ||
LOGO | |||
1 Page
SH66L12B
OTP 2K 4-bit Microcontroller with LCD Driver
Features
SH6610C-based single-chip 4-bit micro controller with
LCD driver
Mask ROM: 2K X 16 bits
RAM: 326 X 4 bits
- 36 System Control Register
- 256 Data Memory
- 34 LCD RAM
Operating Voltage: 1.2V - 1.7V(Typical 1.5V)
16 CMOS Bi-directional I/O pins
4 level subroutine nesting (including interrupts)
Two 8-bit Auto Re-Loaded Timer
Warm-Up Timer
Powerful Interrupt Sources:
- External Interrupt (Falling edge)
- Timer0 Interrupt
- Timer1 Interrupt
- PORTB & PORTC Interrupt (Falling Edge)
Oscillator (Code Option)
- Crystal Oscillator: 32.768kHz
- RC Oscillator: 131kHz
Instruction Cycle Time (4/fOSC)
- 4/32.768kHz (≈ 122µs) for 32.768kHz crystal
- 4/131kHz (≈ 31µs) for 131kHz RC
Two Low Power Operation Modes: HALT and STOP
Reset
- Built-in Power-on Reset (POR)
- Built-in Watchdog Timer (WDT) (Code Option)
LCD Driver(8 segment shared with PORTC/PORTD):
- 34 SEG X 4 COM (1/4 Duty, 1/3 Bias)
- 34 SEG X 3 COM (1/3 Duty, 1/2 Bias)
- 34 SEG X 2 COM (1/2 Duty, 1/2 Bias)
Built-in Pull-high Resistor for PORTA- PORTD
Built-in Alarm Generator(Code Option)
- 2kHz
- 4kHz
Built-in Electroluminescent Light (EL-Light) Driver
Built-in Voltage Doubler and Tripler Charge Pump
Circuit
Built-in Resistor To Frequency Converter (RFC)
Low Power Consumption
Bonding Option for Multi-code Software
Special HALT/STOP Mode
Available in CHIP FORM
General Description
SH66L12B is a single-chip micro-controller. This device integrated a SH6610C CPU core, RAM, ROM, timer, LCD driver, I/O
ports, EL-light driver, watch dog timer, resistor to frequency converter, voltage doubler and tripler charge pump circuit and alarm
generator. The SH66L12B is recommended for thermometer.
1 V1.0
4. Initial State
4.1. System Register State
Address
Bit 3
Bit 2
Bit 1
Bit 0
$00
$01
$02
$03
$04
$05
$06
$07
$08
$09
$0A
$0B
$0C
$0D
$0E
$0F
$10
$11
$12
$13
$14
$15
$16
$17
$18
$19
$1A
$1B
$1C
$1D
$1E
$1F
$340
$341
$342
$343
IEX
IRQX
-
-
T0L.3
T0H.3
T1L.3
T1H.3
PA.3
PB.3
PC.3
PD.3
O/RF
-
TBR.3
INX.3
DPL.3
-
-
ENX
AEC3
PPULL
ELF
RFL.3
RFML.3
RFMH.3
RFH.3
PACR.3
PBCR.3
PCCR.3
PDCR.3
WDT
RELL3
RELM3
RELH3
ENM
IET0
IRQT0
T0M.2
T1M.2
T0L.2
T0H.2
T1L.2
T1H.2
PA.2
PB.2
PC.2
PD.2
RX3EN
ELON
TBR.2
INX.2
DPL.2
DPM.2
DPH.2
LCDOFF
AEC2
O/S2
ELPF
RFL.2
RFML2
RFMH.2
RFH.2
PACR.2
PBCR.2
PCCR.2
PDCR.2
WDT.2
RELL2
RELM2
RELH2
ELPL2
IET1
IRQT1
T0M.1
T1M.1
T0L.1
T0H.1
T1L.1
T1H.1
PA.1
PB.1
PC.1
PD.1
RX2EN
B1
TBR.1
INX.1
DPL.1
DPM.1
DPH.1
HLM
AEC1
O/S1
-
RFL.1
RFML.1
RFMH.1
RFH.1
PACR.1
PBCR.1
PCCR.1
PDCR.1
WDT.1
RELL1
RELM1
RELH1
ELPL1
IEP
IRQP
T0M.0
T1M.0
T0L.0
T0H.0
T1L.0
T1H.0
PA.0
PB.0
PC.0
PD.0
RX1EN
B0
TBR.0
INX.0
DPL.0
DPM.0
DPH.0
PAM
AEC0
DUTY
-
RFL.0
RFML.0
RFMH.0
RFH.0
PACR.0
PBCR.0
PCCR.0
PDCR.0
WDT.0
RELL0
RELM0
RELH0
ELPL0
Legend: x = unknown, u = unchanged, - = unimplemented read as “0”.
Power-on Reset
/Pin Reset
0000
0000
-000
-000
xxxx
xxxx
xxxx
xxxx
0000
0000
0000
0000
0000
-010
xxxx
xxxx
xxxx
xxxx
xxxx
0100
0000
0000
00--
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
SH66L12B
WDT Reset
0000
0000
-000
-000
xxxx
xxxx
xxxx
xxxx
0000
0000
0000
0000
0000
-010
uuuu
uuuu
uuuu
-uuu
-uuu
0100
0000
0000
00--
0000
0000
0000
0000
0000
0000
0000
0000
1000
0000
0000
0000
0000
8
Connection Diagram
1. VDD = 1.5V, 4.5V LCD, 1/4 duty, 1/3 bias
LOGIC
CIRCUIT
CUP1
CUP2
VDD
0.1uF
VP2
(3V)
VP1
(4.5V)
GND
0.1uF
VDD = 1.5V
0.1uF
SH66L12B
2. VDD = 1.5V, 3V LCD, 1/3 duty ,
1/2 bias or 1/2 duty , 1/2 bias
CUP1
CUP2
VDD
0.1uF
VDD = 1.5V
LOGIC
CIRCUIT
0.1uF
VP2
(3V)
VP1
(3V)
GND
Notes:
The pump circuit frequency could be 8kHz, 4kHz, 2kHz and 1kHz (selected by code option). When using small LCD panel, user
can select 1kHz pump frequency to save power. And when using large LCD panel, user can select 8kHz pump frequency to
have more power supply ability for LCD use. Default value of the pump circuit frequency is 4kHz.
16
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页数 | 30 页 | ||
下载 | [ SH66L12B.PDF 数据手册 ] |
零件编号 | 描述 | 制造商 |
SH66L12B | OTP 2K 4-bit Microcontroller | Sino Wealth |
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