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PDF EM78P870 Data sheet ( Hoja de datos )
| Número de pieza | EM78P870 | |
| Descripción | 8-BIT MICRO-CONTROLLER | |
| Fabricantes | ELAN Microelectronics | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de EM78P870 (archivo pdf) en la parte inferior de esta página. Total 30 Páginas | ||
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EM78P870
8-BIT MICRO-CONTROLLER
Version 1.5
ELAN MICROELECTRONICS CORP.
No. 12, Innovation 1st RD., Science-Based Industrial Park
Hsin Chu City, Taiwan, R.O.C.
TEL: (03) 5639977
FAX: (03) 5630118
1 page  
III.Application
Cordless phones or any telephone product with large LCD needed
IV.Pin Configuration
EM78P870
8-bit OTP Micro-controller
COM9
COM8
COM7
COM6
COM5
COM4
COM3
COM2
COM1
COM0
VC5
VC4
VC3
VC2
VC1
XIN
XOUT
VDD
AVDD
PLLC
TONE
AVSS
GND
TEST
/RESET
P70/INT0
P71/INT0
P72/INT0
P73/INT0
P74/INT1
P75/INT1
P76/INT1
P77/INT2
P60/SCK
P61/SDO
P62/SDI
P63/CMP1
P64/CMP2
P65/CMP3
P66
P67/KTONE
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
18
19
20
21
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
104 SEG18
103 SEG19
102 SEG20
101 SEG21
100 SEG22
99 SEG23
98 SEG24
97 SEG25
96 SEG26
95 SEG27
94 SEG28
93 SEG29
92 SEG30
91 SEG31
90 SEG32
89 SEG33
88 SEG34
87 SEG35
86 SEG36
85 SEG37
88 SEG38
83 SEG39
82 SEG40
81 SEG41
80 SEG42
79 SEG43
78 SEG44
77 SEG45
76 SEG46
75 SEG47
74 SEG48/PB0
73 SEG49/PB1
72 SEG50/PB2
71 SEG51/PB3
70 SEG52/PB4
69 SEG53/PB5
68 SEG54/PB6
67 SEG55/PB7
66 SEG56/PC0
65 SEG57/PC1
64 SEG58/PC2
Fig.1 Pin assignment (128-pin QFP )
_________________________________________________________________________________________________________________________________________________________________
* This specification is subject to be changed without notice.
2 8/19/2004 (V1.5)
5 Page 
EM78P870
8-bit OTP Micro-controller
PAGE
7 Change R4 ~ RE to PAGE0/PAGE1
04 R4
RAM selection for common registers
RSR0~RSR5
0~5 Indirect addressing for common registers R20 ~ R3F
RB0~ RB1
6~7 Bank selection bits for common registers R20 ~ R3F
05 R5 PAGE0
PORT5 I/O data register, Program page selection
PS0~PS4
0~4 Program page selection bits
P55~P57
5~7 3-bit PORT5(5~7) I/O data register
06 R6 PAGE0
PORT6 I/O data register
P60~P67
0~7 8-bit PORT6(0~7) I/O dada register
07 R7 PAGE0
PORT7 I/O data register
P70~P77
0~7 8-bit PORT7(0~7) I/O dada register
08 R8 PAGE0
PORT8 I/O data register
P80~P87
0~7 8-bit PORT8(0~7) I/O dada register
09 R9 PAGE0
PORT9 I/O data register
P90~P97
0~7 8-bit PORT9(0~7) I/O dada register
0A RA PAGE0
CPU power saving, PLL, Main clock selection, Watchdog timer
WDTEN
0 Watchdog control bit
1 1~2 Unused
0 3 Unused
CLK0~CLK1
4~5 Main clock selection bits
PLLEN
6 PLL’s power control bit which is CPU mode control register
0 7 Please clear this bit to 0
0B RB PAGE0
PORTB I/O dada register
PB0~PB7
0~7 8-bit PORTB(0~7) I/O dada register
0C RC PAGE0
PORTC I/O dada register
PC0~PC7
0~7 8-bit PORTC(0~7) I/O dada register
0D RD PAGE0
Comparator control
CMP_B0~CMP_B3 0~3 Reference voltage selection of internal bias circuit for comparator
CMPS0~CMPS1 4~5 Channel selection from CMP1 to CMP3 for comparator
CMPFLAG
6 Comparator output flag
CMPEN
7 Enable control bit of comparator
0E RE PAGE0
Key scan, LCD control
LCDM0~LCDM1 0~1 LCD common mode, bias select and COM/SEG switch control
LCD0~LCD1
2~3 LCD operation function definition
KEYSCAN
4 Key scan function enable control bit
KEYSTRB
5 Key strobe enable control bit
KEYCHK
6 Key check enable control bit
1 7 Unused
0F RF
Interrupt status register
TCIF
0 Timer overflow interrupt flag for TCC
CNT1
1 Timer overflow interrupt flag for COUNTER1
CNT2
2 Timer overflow interrupt flag for COUNTER2
INT0
3 Interrupt flag for external INT0 pin
INT1
4 Interrupt flag for external INT1 pin
INT2
5 Interrupt flag for external INT2 pin
0 6 Unused
RBF 7 Interrupt flag for SPI data complete
_________________________________________________________________________________________________________________________________________________________________
* This specification is subject to be changed without notice.
8 8/19/2004 (V1.5)
11 Page | ||
| Páginas | Total 30 Páginas | |
| PDF Descargar | [ Datasheet EM78P870.PDF ] | |
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