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EM78808 Schematic ( PDF Datasheet ) - ELAN Microelectronics

Teilenummer EM78808
Beschreibung 8-BIT MICROCONTROLLER
Hersteller ELAN Microelectronics
Logo ELAN Microelectronics Logo 




Gesamt 30 Seiten
EM78808 Datasheet, Funktion
EM78808
8-BIT MICRO-CONTROLLER
Version 3.1
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






EM78808 Datasheet, Funktion
IV.Pin Configuration
EM78808
8-bit Micro-controller
SEG10
SEG9
SEG8
COM23/SEG7
COM22/SEG6
COM21/SEG5
COM20/SEG4
COM19/SEG3
COM18/SEG2
COM17/SEG1
COM16/SEG0
COM15
COM14
COM13
COM12
COM11
COM10
COM9
COM8
COM7
COM6
COM5
COM4
COM3
COM2
COM1
COM0
XIN
XOUT
VDD
AVDD
PLLC
TONE
EGIN1
EGIN2
TIP
RING
CWGS
CWIN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
105 SEG42
104 SEG43
103 SEG44
102 SEG45
101 SEG46
100 SEG47
99 SEG48/PB0
98 SEG49/PB1
97 SEG50/PB2
96 SEG51/PB3
95 SEG52/PB4
94 SEG53/PB5
93 SEG54/PB6
92 SEG55/PB7
91 SEG56/PC0
90 SEG57/PC1
89 SEG58/PC2
88 SEG59/PC3
87 SEG60/PC4
86 SEG61/PC5
85 SEG62/PC6
84 SEG63/PC7
83 SEG64/P80
82 SEG65/P81
81 SEG66/P82
80 SEG67/P83
79 SEG68/P84
78 SEG69/P85
77 SEG70/P86
76 SEG71/P87
75 SEG72/P90
74 SEG73/P91
73 SEG74/P92
72 SEG75/P93
71 SEG76/P94
70 SEG77/P95
69 SEG78/P96
808BH
Fig.1.1 Pin assignment (136-Pin die)
EM78
______________________________________________________________________________________________________________________________________________________
* This specification is subject to change without notice.
8/1/2004 (V3.1)
6

6 Page









EM78808 pdf, datenblatt
VII.Functional Descriptions
VII.1 Operational Registers
EM78808
8-bit Micro-controller
ADDRESS
00 R0
REGISTER
(PAGE0)
REGISTER
(PAGE1)
CONTROL REGISTER
(PAGE0)
01 R1(TCC buffer)
02 R2(PC)
03 R3(STATUS)
R3(7)
04
05
06
07
08
09
0A
0B
0C
0D
0E
0F
10
:
1F
R4(7,6)
20
:
3F
R4(RSR, BANK SELECT
R5(PORT57..PORT55
Program ROM PAGE)
R6(PORT6)
R7(PORT7)
R8(PORT8)
R9(PORT9)
RA(CPU MODE,CLOCK,
FSK,WDT control)
RB(PORTB)
RC(PORTC)
RD(Comparator control)
RE(Key scan , LCD control)
RF(Interrupt flag)
R4(SPI status and control
R5(SPI data buffer)
R6 (DATA ROM data buffer)
R7(DATA ROM address
address7 .. address 0)
R8(DATA ROM address
address 15 .. address 8)
R9(EDD,LCDA8,DATA ROM
address 17 .. address 16
RA(LCD RAM address)
RB (LCD RAM data buffer)
RC(DATA RAM data buffer)
RD(DATA RAM address
address 7 .. address 0)
RE( Energy Detector control
,DATA RAM address
address 12 .. address 8)
IO C 5 ( IO C 5 5 ,5 6 ,5 7 ,P 8 S ,
P9S,PBS,PCS)
IOC6(PORT6 IO control)
IOC7 (PORT7 IO control)
IOC8 (PORT8 IO control)
IOC9 (PORT9 IO control
IO C A (C O U N T E R 1 ,2 ,
prescaler and source)
IOCB(PORTB IO control)
IOCC(PORTC IO control)
IOCD(COUNTER1 PRESET)
IOCE(COUNTER2 PRESET)
IOCF(Interrupt control)
16 byte COMMON
REGISTER
BANK0 , BANK1, BANK2 ,BANK3
32X8 32X8 32X8 32X8
COMMOM REGISTER
LCD RAM
RA PAGE1 => address
RB PAGE1 =>data
DATA RAM
RD PAGE1 => address7..0
RE PAGE1 => address12..8
RC PAGE1 =>data
CONTROL REGISTER
(PAGE1)
R3(5,6)
IOC5(Key tone, LCD bias control)
IOC6 (current DA)
IOC7(key strobe , seg7 .. seg0)
IOC8(key strobe, seg15.. seg8)
IOC9(DTMF receiver control)
IOCA(PORT7 pull high)
IOCB(PORT6 pull high)
IOCC(Tone1)
IO C D (T one2)
IOCE(OP control)
CONTROL REGISTER
(PAGE2)
R3(5,6)
IOC5 ( Stack Pointer )
IOC6 (Port s/w, LCDDV, CDAL)
IOCE (Energy Detector)
Fig.4 control register configuration
VII.2 Operational Register Detail Description
R0 (Indirect Addressing Register)
R0 is not a physically implemented register. It is useful as indirect addressing pointer. Any instruction using R0
as register actually accesses data pointed by the RAM Select Register (R4).
Example:
Mov a,@0x20 ;store a address at R4 for indirect addressing
Mov 0x04,A
Mov a,@0xAA ;write data 0xAA to R20 at bank0 through R0
Mov 0x00,A
______________________________________________________________________________________________________________________________________________________
* This specification is subject to change without notice.
8/1/2004 (V3.1)
12

12 Page





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