DV-S555
MICROPROCESSOE TERMINAL DESCRIPTION
MPD780232GC-041-8BT
Pin No. Symbol Function I/O Description Pin No. Symbol Function I/O Description
1 Vdd1
Vdd1 Power supply, +5V 41 P45/FIP37
SMP192LED
O Sampling rate 192 LED control pin
2 Vss1
Vss1 Ground pin 42 P44/FIP36
SMP96LED
O Sampling rate 96 LED control pin
3X2 X
2 Main clock input pin (5MHz) 43 P43/FIP35
PLYLED
O Play LED control output pin
4X1 X
1 Main clock input pin (5MHz) 44 P42/FIP34
STPLED
O Stop LED control output pin
5IC
GND Ground pin 45 P41/FIP33
OPCLLED
O Open/ close LED control pin
6 ~RESET
RESET Reset pin of microprocessor 46 P40/FIP32
LED0
O General LED control pin
7 P27/~SCK1
XSCK
Clock output pin for writhing of flash ROM 47 P37/FIP31 O Not used
8 P26/SI1
SI
Data input pin for writhing of flash ROM 48 P36/FIP30 O Not used
9 P25/SO1
SO
Data output pin for writhing of flash ROM 49 P35/FIP29 O Not used
10 P24/BUSY
XRDY
XRDY output pin 50 P34/FIP28 P15 O FL segment (P15) control output pin
11 P23
PON
Power ON control signal output pin (Power ON: "H") 51 P33/FIP27 P14 O FL segment (P14) control output pin
12 P22
SYSRESET
Reset control output pin 52 P32/FIP26 P13 O FL segment (P13) control output pin
13
P21/SO3 Not used 53 P31/FIP25 P12 O FL segment (P12) control output pin
14
P20/~SCK3 Not used 54 P30/FIP24 P11 O FL segment (P11) control output pin
15 P00/INTP0
~IRIN
Remote control1 signal input pin. 55 FIP23
P10 FL segment (P10) control output pin
16 P01/INTP1
LT1
LT1 data input pin 56 FIP22
P9 FL segment (P9) control output pin
17 P02/TI
VCOFF
Video circuit off control output pin 57 FIP21
P8 FL segment (P8) control output pin
18 AVss
GND Ground pin for D/A converter 58 FIP20 P7 FL segment (P7) control output pin
19 ANI3
INIT1 Initializing input pin (Analog signal) 59 Vdd2 Vdd2 Power supply pin (+5V)
20 ANI2
K2 Key input pin 60 Vload Vload FIP control pin to connect pull down resistor
21 ANI1
K1 Key input pin 61 FIP19 P6 FL segment (P6) control output pin
22 ANI0
K0 Key input pin 62 FIP18 P5 FL segment (P5) control output pin
23 Vss0
Vss0 Ground pin 63 FIP17 P4 FL segment (P4) control output pin
24 AVdd
+5V Power supply pin of D/A converter, +5V 64 FIP16 P3 FL segment (P3) control output pin
25 Vdd0
Vdd0 Power supply, +5V 65 FIP15 P2 FL segment (P2) control output pin
26 P64/FIP52
~SYSIN
I System buss input pin 66 FIP14
P1 FL segment (P1) control output pin
27 P63/FIP51
~SYSOUT
O System buss output pin 67 FIP13
14G FL grid (G14) output pin
28 P62/FIP50 R232REQ I REQ input pin from microprocessor of RS-232C driver 68 FIP12
13G FL grid (G13) output pin
29 P61/FIP49 R232BUSY I BUSY input pin from microprocessor of RS-232C driver 69 FIP11
12G FL grid (G12) output pin
30 P60/FIP48 R232SI I SI input pin from microprocessor of RS-232C driver 70 FIP10
11G FL grid (G11) output pin
31 P57/FIP47 R232SCK O SCK input pin from microprocessor of RS-232C driver 71 FIP9
10G FL grid (G10) output pin
32 P56/FIP46 R232SO O SO input pin from microprocessor of RS-232C driver 72 FIP8
9G FL grid (G9) output pin
33 P55/FIP45 TEST I Testing pin 73 FIP7
8G FL grid (G8) output pin
34 P54/FIP44
R232RES
O Reset control output pin to microprocessor of RS-232C driver 74 FIP6
7G FL grid (G7) output pin
35 P53/FIP43
FLON_OFF
O FL filament on/off control output pin 75 FIP5
6G FL grid (G6) output pin
36 P52/FIP42 MS0_2 I Model select input pin 2 76 FIP4
5G FL grid (G5) output pin
37 P51/FIP41 MS0_1 I Model select input pin 1 77 FIP3
4G FL grid (G4) output pin
38 P50/FIP40 MS0_0 I Model select input pin 0 78 FIP2
3G FL grid (G3) output pin
39 P47/FIP39
STBYLED
O Standby LED control output pin 79 FIP1
2G FL grid (G2) output pin
40 P46/FIP38
VCOFFLED
O Video circuit off LED control output pin 80 FIP0
1G FL grid (G1) output pin
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