User guide

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AL2001 Pin

Functions

The AL2001 is supplied as a 84 pin PLCC package. All signal

levels are TTL. The pin functions are as follows:

Pin Function In/Out

1 NC -

2 GND -

3 NC -

4 NC -

5 ANAD0 (analogue mult address) O

6 ANAD1 (analogue mult address) O

7 ANAD2 (analogue mult address) O

8 SIX (connect to VCC) I

9 NC -

10 NC -

11 P86 (Phase fail detect) I

12 RESET (active lo) I

13 XTAL I

14 EXTAL O

15 MD1 (connect to VCC) I

16 MD0 (connect to VCC) I

17 REDZC2 (red zero cross) I

18 STBY (connect to VCC) I

19 VCC +5V -

20 NC -

21 NC -

22 NC -

23 GND -

24 GND -

25 T7 (transfer to AL3001) I/O

26 NC -

27 T5 (transfer to AL3001) I/O

28 T4 (transfer to AL3001) I/O

29 T3 (transfer to AL3001) I/O

30 T2 (transfer to AL3001) I/O

31 T1 (transfer to AL3001) I/O

32 T0 (transfer to AL3001) I/O

33 ACK (byte ack to AL3001) O

34 NC -

35 CYCLEI (PLL connect to CYCLEO) I

36 REDZC1 (red zero cross input) I

37 BLUZC (blue zero cross input) I

38 YELZC (yellow zero cross input) I

39 FRM (frame sync from AL3001) I

40 SYN (byte sync from AL3001) I