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Z89135 Datasheet, PDF (7/66 Pages) Zilog, Inc. – Low-Cost DTAD Controller
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Zilog
Table 2. Z89136 68-Pin Plastic Leaded Chip Carrier,
Pin Identification
Pin # Symbol Function
1
VDD
Power Supply
2
VDD
Power Supply
3
P04
Port 0, Bit 4
4
P50
Port 5, Bit 0
5
P57
Port 5, Bit 7
6
P03
Port 0, Bit 3
7
P02
Port 0, Bit 2
8
P01
Port 0, Bit 1
9
P00
Port 0, Bit 0
10 XTAL2 Crystal Oscillator Clock
11 XTAL1 Crystal Oscillator Clock
12 P22
Port 2, Bit 2
13 P56
Port 5, Bit 6
14 P23
Port 2, Bit 3
15 P55
Port 5, Bit 5
16 P54
Port 5, Bit 4
17 GND Ground
18 P17
Port 1, Bit 7
19 P05
Port 0, Bit 5
20 P24
Port 2, Bit 4
21 P16
Port 1, Bit 6
22 P25
Port 2, Bit 5
23 P15
Port 1, Bit 5
24 P26
Port 2, Bit 6
25 P27
Port 2, Bit 7
26 SCLK System Clock
27 P31
Port 3, Bit 1
28 P32
Port 3, Bit 2
29 P33
Port 3, Bit 3
30 P34
Port 3, Bit 4
31 VDD
Power Supply
32 P35
Port 3, Bit 5
33 P14
Port 1, Bit 4
34 DSP1 DSP User Output 1
Direction
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Output
Input
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Output
Input
Input
Input
Output
Output
Input/Output
Output
Z89135/136 (ROMless)
Low-Cost DTAD Controller
Table 2. Z89136 68-Pin Plastic Leaded Chip Carrier,
Pin Identification
Pin # Symbol Function
Direction
1
35 DSP0 DSP User Output 0
Output
36 P36
Port 3, Bit 7
Output
37 P13
Port 1, Bit 3
Input/Output
38 P37
Port 3, Bit 7
Output
39 P40
Port 4, Bit 0
Input/Output
40 P12
Port 1, Bit 2
Input/Output
41 P06
Port 0, Bit 6
Input/Output
42 P41
Port 4, Bit 1
Input/Output
43 P42
Port 4, Bit 2
Input/Output
44 /SYNC Synchronization Pin
Output
45 P43
Port 4, Bit 3
Input/Output
46 P44
Port 4, Bit 4
Input/Output
47 P45
Port 4, Bit 5
Input/Output
48 P53
Port 5, Bit 3
Input/Output
49 P46
Port 4, Bit 6
Input/Output
50 P11
Port 1, Bit 1
Input/Output
51 P47
Port 4, Bit 7
Input/Output
52 P10
Port 1, Bit 0
Input/Output
53 PWM Pulse Width Modulator Output
54 R//W Read/Write
Output
55 /RESET Reset
Input/Output
56 /AS
Address Strobe
Output
57 ANGND Analog Ground
58 VREF- Analog Voltage Ref.
Input
59 ANIN Analog Input
Input
60 VREF+ Analog Voltage Ref.
Input
61 ANVDD Analog Power Supply
62 GND Ground
63 P07
Port 0, Bit 7
Input/Output
64 P20
Port 2, Bit 0
Input/Output
65 P21
Port 2, Bit 1
Input/Output
66 P52
Port 5, Bit 2
Input/Output
67 P51
Port 5, Bit 1
Input/Output
68 /DS
Data Strobe
Output
DS97TAD0300
PRELIMINARY
1-7
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