14
Q501 : LC8904Q
Pin No. Port Name Function To/From Descriptio Active
1 +5VD Vdd +5VD
2 OPEN P37 --- LED On/Off Low
3 OPEN P36/BUZ --- LED On/Off Low
4 OPEN P35/PCL --- LED On/Off Low
5 OPEN P34/TI2 --- LED On/Off Low
6 OPEN P33/TI1 --- LED On/Off Low
7 OPEN P32/TO2 --- LED On/Off Low
8 OPEN P31/TO1 --- LED On/Off Low
9 OPEN P30/TO0 --- LED On/Off Low
10 RESD RESET QY01
11 5MHz X'tal X2 XY02
12 5MHz X'tal X1 XY02
13 GND IC GND
14 OPEN XT2 ---
15 OPEN P04/XT1 ---
16 +5VD Vdd +5VD
17 OPEN P27/SCK0 ---
18 OPEN P26/SO0/SB1 ---
19 OPEN P25/SI0/SB0 ---
20 OPEN P24/BUSY ---
21 OPEN P23/STB ---
22 CLKD P22/SCK1 ---
23 OPEN P21/SO1 ---
24 SIOD P20/SI1 QY01
25 GND Avss GND
26 OPEN P17/ANI7 ---
27 OPEN P16/ANI6 ---
28 OPEN P15/ANI5 ---
29 OPEN P14/ANI4 ---
30 OPEN P13/ANI3 ---
31 OPEN P12/ANI2 ---
32 OPEN P11/ANI1 ---
33 OPEN P10/ANI0 ---
34 OPEN Avdd ---
35 GND Avref GND
36 OPEN P03/INTP3 ---
37 OPEN P02/INTP2 ---
38 OPEN P01/INTP1 ---
39 STBD P00/INTP0/TI0 QY01
40 GND Vss GND
41 OPEN P74 ---
42 OPEN P73 ---
43 OPEN P72 ---
44 OPEN P71 ---
45 +5VD P70 +5VD Character select
46 +5VD Vdd +5VD
47 S40 P127/FIP52 FL Segment output
48 S39 P126/FIP51 FL Segment output
49 S38 P125/FIP50 FL Segment output
50 S37 P124/FIP49 FL Segment output
51 S36 P123/FIP48 FL Segment output
52 S35 P122/FIP47 FL Segment output
53 S34 P121/FIP46 FL Segment output
54 S33 P120/FIP45 FL Segment output
55 S32 P117/FIP44 FL Segment output
56 S31 P116/FIP43 FL Segment output
57 S30 P115/FIP42 FL Segment output
58 S29 P114/FIP41 FL Segment output
59 S28 P113/FIP40 FL Segment output
60 S27 P112/FIP39 FL Segment output
61 S26 P111/FIP38 FL Segment output
62 S25 P110/FIP37 FL Segment output
63 S24 P107/FIP36 FL Segment output
64 S23 P106/FIP35 FL Segment output
65 S22 P105/FIP34 FL Segment output
66 S21 P104/FIP33 FL Segment output
67 S20 P103/FIP32 FL Segment output
68 S19 P102/FIP31 FL Segment output
69 S18 P101/FIP30 FL Segment output
70 S17 P100/FIP29 FL Segment output
71 S16 P97/FIP28 FL Segment output
72 S15 P96/FIP27 FL Segment output
73 S14 P95/FIP26 FL Segment output
74 S13 P94/FIP25 FL Segment output
75 S12 P93/FIP24 FL Segment output
76 S11 P92/FIP23 FL Segment output
77 S10 P91/FIP22 FL Segment output
78 S9 P90/FIP21 FL Segment output
79 -VFT Vload -VFT
80 S8 P87/FIP20 FL Segment output
81 S7 P86/FIP19 FL Segment output
82 S6 P85/FIP18 FL Segment output
83 S5 P84/FIP17 FL Segment output
84 S4 P83/FIP16 FL Segment output
85 S3 P82/FIP15 FL Segment output
86 S2 P81/FIP14 FL Segment output
87 S1 P80/FIP13 FL Gird output or Segment output
88 G13 FIP12 FL Gird output or Segment output
89 G12 FIP11 FL Gird output or Segment output
90 G11 FIP10 FL Gird output or Segment output
91 G10 FIP9 FL Gird output or Segment output
92 G9 FIP8 FL Gird output or Segment output
93 G8 FIP7 FL Gird output or Segment output
94 G7 FIP6 FL Gird output or Segment output
95 G6 FIP5 FL Gird output or Segment output
96 G5 FIP4 FL Gird output or Segment output
97 G4 FIP3 FL Gird output or Segment output
98 G3 FIP2 FL Gird output or Segment output
99 G2 FIP1 FL Gird output
100 G1 FIP0 FL Gird output
Q101 µPD780204
5. MICROPROCESSOR AND IC DATA
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