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8051 FLASH Professional Starter System Starter Manual V1.00
Minimum System Contents
• Combined Serial & Parallel Device
Programmer
• Microcontroller Evaluation Module
• Keil PK51-2K Software
• One AT89S8252 DIL microcontroller
• Atmel Databook on CD ROM
• Power Supply Unit (PSU)
• ISP Ribbon Cable (to target)
• 9-way Serial Cable (to host PC)
Minimum PC Requirements
The minimum hardware and software requirements to
ensure that the programmer operates correctly are as
follows:
100% IBM compatible 386+
Windows 3.1 or higher *
Minimum 4MB RAM
Minimum 1MB free hard disk space
Spare PC serial port
Activ8r Programmer
Specifications
Programmer Size ...........: 10.5 x 8 x 2 cm
Shipped Weight.............: approx 1.5kg
PSU .................................: 15V DC @250mA
Port connection .............: Serial 9-way D-socket
ZIF socket .......................: Quality 40way socket
ISP Target Voltage .........: +5V DC
ISP Header......................: 10-way IDC
Accepts both 0.3/0.6" pitch
devices
System Specifications
Evalu8r Specification
Power Input...........: a.+9 volts DC nominal (+25 volts Max)
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Power Connectors.: a.Standard 2.5mm ROKA type-centre
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Serial Port ..............: 3-wire asynchronous Communications
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Serial Connector....: 9 way female D-type connector, PC
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A/D Converter .......: Simple current source and comparator
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Status Indication ...: Power-ON & PROG LED's.
Sounder..................: PIEZO type
Device profiles.......: 8, 20 and 40-pin devices are supported.
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ISP Compatibility...: Equinox standard 10 -way Header
Other I/O................: 5 switches and 8 LED's on 20/40 pin
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2
b.+9v DC unregulated, or +5v DC
regulated.
positive. Accepts Equinox Power
Supply
b. Screw Terminals to accept external
bench PSU.
Pin 1 +5v
Pin 2 +9v
Pin 3 0v.
interface, TxD, RxD, GND (RS-232
compatible).
compatible via. 1:1 cable
Pin 2 - TxD Output from Evalu8r
Pin 3 - RxD Input to Evalu8r
Pin 5 - GND Signal Ground connection
technique
GND Signal Ground
REF Voltage ramp from 65uA into
100nF approx.
AIN Input to Evalu8r. Max range 0v to
+5v (clamped)
Noise filter built-in 10K/100nF
approx.
There is room to fit a 40-pin ZIF socket
if required.
microcontroller port pins.
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