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Z86E34 Datasheet(PDF) 4 Page - Zilog, Inc. |
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Z86E34 Datasheet(HTML) 4 Page - Zilog, Inc. |
4 / 10 page Z86E33/733/E34/E43/743/E44 CMOS Z8® OTP Microcontrollers Zilog 4 P R E L I M I N A R Y CP97DZ83300 Figure 3. 44-Pin PLCC Pin Configuration Standard Mode PLCC 44 - Pin 7 17 P21 P22 P23 P24 /DS NC R//W P25 P26 P27 P04 P30 P36 P37 P35 /RESET R//RL /AS P34 P33 P32 P31 1 28 18 40 39 29 6 Table 2. 44-Pin PLCC Pin Identification Pin # Symbol Function Direction 1-2 GND Ground 3-4 P12-P13 Port 1, Pins 2,3 In/Output 5 P03 Port 0, Pin 3 In/Output 6-10 P20-P24 Port 2, Pins 0,1,2,3,4 In/Output 11 /DS Data Strobe Output 12 NC No Connection 13 R//W Read/Write Output 14-16 P25-P27 Port 2, Pins 5,6,7In/Output 17-19 P04-P06 Port 0, Pins 4,5,6In/Output 20-21 P14-P05 Port 1, Pins 4,5 In/Output 22 P07 Port 0, Pin 7 In/Output 23-24 VCC Power Supply 25-26 P16-P17 Port 1, Pins 6,7 In/Output 27 XTAL2 Crystal Oscillator Output 28 XTAL1 Crystal Oscillator Input 29-31 P31-P33 Port 3, Pins 1,2,3Input 32 P34 Port 3, Pin 4 Output 33 /AS Address Strobe Output 34 R//RL ROM/ROMless select Input 35 /RESET Reset Input 36 P35 Port 3, Pin 5 Output 37 P37 Port 3, Pin 7 Output 38 P36 Port 3, Pin 6 Output 39 P30 Port 3, Pin 0 Input 40-41 P00-P01 Port 0, Pins 0,1 In/Output 42-43 P10-P11 Port 1, Pins 0,1 In/Output 44 P02 Port 0, Pin 2 In/Output Table 2. 44-Pin PLCC Pin Identification Pin # Symbol Function Direction |
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