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零件编号
产品描述 (功能)
EM78811 查看數據表(PDF) - ELAN Microelectronics
零件编号
产品描述 (功能)
生产厂家
EM78811
8-BIT MICRO-CONTROLLER FOR TELECOM PRODUCT
ELAN Microelectronics
EM78811 Datasheet PDF : 33 Pages
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APPLICATION
1. adjunct units
2. answering machines
3. feature phones
PIN ASSIGNMENTS
EM78811
8-BIT MICRO-CONTROLLER FOR TELECOM PRODUCT
AVSS
1
DTMF
2
PLLC
3
RINGTIME
4
RDET1
5
RING
6
TIP
7
NC
8
XIN
9
XOUT 10
AVDD 11
SEG0 12
SEG1 13
SEG2 14
SEG3 15
SEG4 16
SEG5 17
SEG6 18
SEG7 19
SEG8 20
SEG9 21
SEG10 22
SEG11 23
SEG12 24
SEG13 25
SEG14 26
SEG15 27
SEG16 28
VDD2 29
SEG17 30
EM78811
80
SEG41
79
SEG40
78
SEG39
77
SEG38
76
SEG37
75
SEG36
74
RESET
73
P7.7
72
P7.6
71
P7.5
70
P7.4
69
P7.3/INT3
68
P7.2/INT2
67
P7.1/INT1
66
P7.0/INT0
65
COM15/P6.7
64
COM14/P6.6
63
COM13/P6.5
62
COM12/P6.4
61
COM11/P6.3
60
COM10/P6.2
59
COM9/P6.1
58
COM8/P6.0
57
COM7
56
COM6
55
COM5
54
COM4
53
COM3
52
VSS2
51
COM2
FUNCTIONAL BLOCK DIAGRAM
CPU
CLK
TIMING
CONTROL
TIMER
FSK
INPUT
FSK
DEMODULATOR
DTMF
* This specification are subject to be changed without notice.
ROM
RAM
I/O PORT
INPUT PORT
LCD
LATCH
& DRIVER
I/O PORT
INPUT PORT
LCD
OUTPUT
10.12.1998
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