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參數(shù)資料
| 型號： | EM78P568 |
| 廠商： | ELAN Microelctronics Corp . |
| 英文描述： | 8-BIT OTP MICRO-CONTROLLER |
| 中文描述： | 8位檢察官微控制器 |
| 文件頁數(shù)： | 11/61頁 |
| 文件大小： | 568K |
| 代理商： | EM78P568 |
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EM78P568
8-bit OTP Micro-controller
__________________________________________________________________________________________________________________________________________________________________
* This specification are subject to be changed without notice.
01/31/2004 V4.7
VI. Pin Descriptions
PIN
POWER
VDD
AVDD
VSS
AVSS
CLOCK
XIN
XOUT
PLLC
LCD
COM0 ~ COM3 O
SEG0 ~ SEG9
SEG10 ~ SEG12
SEG13 ~ SEG20
SEG21 ~ SEG28
SEG29 ~ SEG31
Programming
tone generators
TONE
Comparator
CMP1
CMP2
CMP3
8-bit D/A
DAO
I/O
POWER
DESCRIPTION
Digital power
Analog power
Digital ground
Analog ground
Input pin for 32.768 kHz oscillator
Output pin for 32.768 kHz oscillator
Phase loop lock capacitor, connect a capacitor 0.01u to 0.047u to the ground.
Common driver pins of LCD drivers
Segment driver pins of LCD drivers
SEG10 to SEG31 are shared with IO PORT.
POWER
I
O
I
O
O (I/O : PORT5)
O (I/O : PORT9)
O (I/O : PORTB)
O (I/O : PORTC)
O
I (P62)
I (P63)
I (P64)
O (P67)
Programming single tone or dual tone output
Comparator input pins. Shared with PORT62, PORT634 and PORT64.
D/A converter output pin.
Shared with PORT67
Microphone amplifier output. Put a feedback resistor to adjust the gain
Microphone amplifier input
Receiver amplifier output. Put a feedback resistor to adjust the gain
Receiver amplifier input
Receiving audio output
Share with PORT65
Modulation transmission output for CTCSS tone
Shared with PORT66
PORT5 can be INPUT or OUTPUT port each bit.
PORT5(7:5) are shared with LCD Segment signal.
PORT6 can be INPUT or OUTPUT port each bit.
PORT7 can be INPUT or OUTPUT port each bit.
PORT7(4~6) are shared with SPI interface pins
Internal Pull high function.
PORT7(0~3) has interrupt function.
CTCSS
MICO
MICI
RXO
RXI
AURX
O
I
O
I
O (P65)
MTX
O (P66)
IO
P55~P57
I/O
P60 ~P67
P70 ~ P77
I/O
I/O
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