PDF《用于家电设备》

13 KEY11

15 KEY12

16 KEY10

14 AVSS/IOVSS/VSS

17 VDD/IOVDD/AVDD

18 PA7/SDO//RES

19 PA2/SCK/SCL

20 PA0/SDI/SDA

21 PA3//SCS

22 PA6/OSC1/SSEG13

23 PA5/OSC2/SSEG12

24 PA4/TCK0/INT0/SSEG11

25 PA1/TCK1/INT1/SSEG10

26 PE5/SDO/SSEG19

27 PE4/SDI/SDA/SSEG18

28 PB7/SSEG21

29 PB6/SSEG20

30 PB5//PINT/TP1A/SSEG9

31 PB4/TP1B_2/PCK/SSEG8

32 PB3/TP1B_1/SCOM3

33 PB2/TP1B_0/TP2_1/SCOM2

34 PB1/TP0_1/TP2_0/SCOM1

35 PB0/TP0_0/SCOM

0 36 PE3/SCK/SCL/SSEG17

37 PE2/TP2_1/SCS/SS EG16

38 PE1/TP2_0/PCK/S SEG15

39 PE0/PINT/SSEG14

40 PC0/TP0_0/SDO_S SEG0/KEY1

41 PC1/TP0_1/SCK_S CL_SSEG1/KEY2

42 PC2/TP1B_0/SDI/S DA/SSEG2/KEY3

43 PC3/TP1B_1//SCS/SSEG3/KEY4

44 PC4/TCK0/INT0/TP1B_2/SSEG4/KEY5

1 PC5/TCK1/INT1/TP1A/SSEG5/KEY6

2 PC6/TCK2/PCK/SSEG6/KEY7

3 PC7//PINT/SSEG7/KEY8

4 PD0/TCK2/KEY13

5 PD1/KEY14

6 PD2/KEY15

7 PD3/KEY16

8 PD4/KEY17

9 PD5/KEY18

10 PD6/KEY19

11 PD7/KEY20

12 U1 BS85C20_44QFP PAD1 PAD2 PAD3 PAD4 PAD5 PAD6 PAD7 PAD8 PAD9 PAD10 PAD11 PAD12 PAD13 PAD14 PAD15 PAD16 KEY1 KEY2 KEY3 KEY4 KEY5 KEY6 KEY7 KEY8 KEY9 KEY10 KEY11 KEY12 KEY13 KEY14 KEY15 KEY16 PE0 PE1 PE2 PE3 KEY17 KEY18 KEY19 KEY20 PB0 PB1 PB2 PB3 PB4 PB5 PB6 KEY1 KEY2 KEY3 KEY4 KEY5 KEY6 KEY7 KEY8 KEY9 KEY10 KEY11 KEY12 KEY13 KEY14 KEY15 KEY16 PA7 PA0 PA2 C3 104p R14 100K PA3 PB7 PAD17 PAD18 PAD19 PAD20 KEY18 KEY19 KEY20 KEY17 PE4 PE5 PA1 PA4 PA5 PA6

1 2 J5

1 2 J4 VDD DCPower PA7 PA2 PA0 VDD

1 2

3 4

5 6

7 J1 PA7 PA2 PA0 VDD

1 2

3 4

5 6

7 J2 ICP/IICInterface