Sharp ER-A330 Manuel d'utilisateur télécharger pdf (Page 10)

2. CPU (UPD78045F) pin configuration

No. PIN NAME

ER-A310 ER-A330

I/O ACTIVE

SIGNAL NAME DESCRIPTION SIGNAL NAME DESCRIPTION

1 P94 DIG7 Display digit 7 DIG7 Display digit 7 O H

2 P93 DIG6 Display digit 6 DIG6 Display digit 6 O H

3 P92 DIG5 Display digit 5 DIG5 Display digit 5 O H

4 P91 DIG4 Display digit 4 DIG4 Display digit 4 O H

5 P90 DIG3 Display digit 3 DIG3 Display digit 3 O H

6 P81 DIG2 Display digit 2 DIG2 Display digit 2 O H

7 P80 DIG1 Display digit 1 DIG1 Display digit 1 O H

8 VDD VDD +5V VDD +5V

9 P27 AD7 RAM Address & Data bus 7 AD7 RAM Address & Data bus 7 I/O H

Printer magnet 8

10 P26 AD6 RAM Address & Data bus 6 AD6 RAM Address & Data bus 6 I/O H

Printer magnet 7

11 P25 AD5 RAM Address & Data bus 5 AD5 RAM Address & Data bus 5 I/O H

Journal print magnet 6 Printer magnet 6

Receipt print magnet 6

12 P24 AD4 RAM Address & Data bus 4 AD4 RAM Address & Data bus 4 I/O H

Journal print magnet 5 Printer magnet 5

Receipt print magnet 5

13 P23 AD3 RAM Address & Data bus 3 AD3 RAM Address & Data bus 3 I/O H

Journal print magnet 4 Printer magnet 4

Receipt print magnet 4

14 P22 AD2 RAM Address & Data bus 2 AD2 RAM Address & Data bus 2 I/O H

Journal print magnet 3 Printer magnet 3

Receipt print magnet 3

15 P21 AD1 RAM Address & Data bus 1 AD1 RAM Address & Data bus 1 I/O H

Journal print magnet 2 Printer magnet 2

Receipt print magnet 2

16 P20 AD0 RAM Address & Data bus 0 AD0 RAM Address & Data bus 0 I/O H

Journal print magnet 1 Printer magnet 1

Receipt print magnet 1

17 /RESET /RESET Reset signal /RESET Reset signal I L

18 P74 SCOM Printer step motor common signal NU NU O H

19 P73 SM4 Printer step motor drive signal 4 NU NU O H

20 AVSS AVSS GND AVSS GND

21 P17 KR11 Key return signal 11 KR11 Key return signal 11 I H

22 P16 KR10 Key return signal 10 KR10 Key return signal 10 I H

23 P15 KR9 Key return signal 9 KR9 Key return signal 9 I H

24 P14 KR8 Key return signal 8 KR8 Key return signal 8 I H

25 P13 KR7 Key return signal 7 KR7 Key return signal 7 I H

26 P12 KR6 Key return signal 6 KR6 Key return signal 6 I H

27 P11 KR5 Key return signal 5 KR5 Key return signal 5 I H

28 P10 P10 Dry battery voltage P10 Dry battery voltage I

29 AVDD AVDD +5V AVDD +5V

30 AVREF AVREF +5V (VCC) AVREF +5V (VCC)

31 XT1 XT1 Sub clock: 32.768 kHz P04 Sub clock: 32.768 kHz I

32 XT2 XT2 XT2 O

33 VSS VSS GND VSS GND

34 X1 X1 Main clock: 4.19 MHz X1 Main clock: 4.19 MHz I

35 X2 X2 X2 O

36 P37 MD Printer motor ON signal MD Printer motor ON signal O H

37 P36 BUZ Buzzer ON signal BUZ Buzzer ON signal O H/L

38 P35 RF Receipt paper feed signal RF Receipt paper feed signal O H

39 P34 JF Journal paper feed signal JF Journal paper feed signal O H

40 P33 STAMP Stamp ON signal STAMP Stamp ON signal O H

– 9 –

1 2 ... 5 6 7 8 9 10 11 12 13 14 15 ... 38 39

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Sharp ER-A330 Manuel d'utilisateur Page 10

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