32
CRX-E300
CRX-E300
IC201: M30217MAAFP (OPERATION P.C.B.)
No. PORT Name IN/OUT Function
23 P77 CCB O CCB (LC72131 / LC72720 / LC78211) CE OUT
24 P76 CLK1 O LC72131 / LC72720 / LC78211 CLK OUT
25 P75 RxD1 I LC72131 / LC72720 DATA IN
26 P74 TxD1 O LC72131 / LC72720 / LC78211 DATA OUT
27 P73 SYSIN I System Communication Input
28 P72 SYSO O System Communication Output
29 P71 /MLD O [CD] Microprocessor Command Store Request
30 P70 RONCE O CE OUT to EEPROM
31 P47 FROMBS O Busy OUT from Built-in Flash ROM / Expansion Port (BU2092) Latch OUT
32 P46 FROMCLK O CLK IN to Built-in Flash ROM / EEPROM / CLK OUT to BU2092
33 P45 FROMDI I DATA IN from Built-in Flash ROM / DATA IN from EEPROM
34 P44 FROMDO O DATA OUT to Built-in Flash ROM / EEPROM / DATA OUT to BU2092
35 P43 FLD51 I/O(POD)
36 P42 DIG16 I/O(POD) DIGIT 16 [VEE external pull-down required]
37 P41 DIG15 I/O(POD) DIGIT 15 [VEE external pull-down required]
38 P40 DIG14 I/O(POD) DIGIT 14 [VEE external pull-down required]
39 P37 DIG13 I/O(POD) DIGIT 13 [VEE external pull-down required]
40 P36 DIG12 I/O(POD) DIGIT 12 [VEE external pull-down required]
41 P35 DIG11 I/O(POD) DIGIT 11 [VEE external pull-down required]
42 P34 DIG10 I/O(POD) DIGIT 10 [VEE external pull-down required]
43 P33 DIG9 I/O(POD) DIGIT 9 [VEE external pull-down required]
44 P32 DIG8 I/O(POD) DIGIT 8 [VEE external pull-down required]
45 P31 DIG7 I/O(POD) DIGIT 7 [VEE external pull-down required]
46 P30 DIG6 I/O(POD) DIGIT 6 [VEE external pull-down required]
47 P27 DIG5 POD O DIGIT 5 [VEE external pull-down required]
48 P26 DIG4 POD O DIGIT 4 [VEE external pull-down required]
49 P25 DIG3 POD O DIGIT 3 [VEE external pull-down required]
50 P24 DIG2 POD O DIGIT 2 [VEE external pull-down required]
51 P23 DIG1 POD O DIGIT 1 [VEE external pull-down required]
52 P22 SEG1 POD O SEGMENT 1 (P1) [VEE external pull-down required]
53 P21 SEG2 POD O SEGMENT 2 (P2) [VEE external pull-down required]
54 P20 SEG3 POD O SEGMENT 3 (P3) [VEE external pull-down required]
55 P17 SEG4 POD O SEGMENT 4 (P4)
56 P16 SEG5 POD O SEGMENT 5 (P5)
57 P15 SEG6 POD O SEGMENT 6 (P6)
58 P14 SEG7 POD O SEGMENT 7 (P7)
59 P13 SEG8 POD O SEGMENT 8 (P8)
60 P12 SEG9 POD O SEGMENT 9 (P9)
61 P11 SEG10 POD O SEGMENT 10 (P10)
62 P10 SEG11 POD O SEGMENT 11 (P11)
63 Vcc ––Power Supply +5V [Back-up electrolytic capacitor for clock required]
64 P07 SEG12 POD O SEGMENT 12 (P12)
65 Vss ––GND
66 P06 SEG13 POD O SEGMENT 13 (P13)
67 P05 SEG14 POD O SEGMENT 14 (P14)
68 P04 SEG15 POD O SEGMENT 15 (P15)
69 P03 SEG16 POD O SEGMENT 16 (P16)
70 P02 SEG17 POD O SEGMENT 17 (P17)
71 P01 SEG18 POD O SEGMENT 18 (P18)
72 P00 SEG19 POD O SEGMENT 19 (P19)
73 P57 SEG20 POD O SEGMENT 20 (P20)
74 P56 SEG21 POD O SEGMENT 21 (P21)
75 P55 SEG22 POD O SEGMENT 22 (P22)
76 P54 SEG23 POD O SEGMENT 23 (P23)
77 P53 SEG24 POD O SEGMENT 24 (P24)
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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