Parts List with Assembly Notes
Qty Type Part Spec Form ------- ----------- ------- --------------- ----------------------- 1 uC IC2 PIC '877 DIP 1 socket IC2s 40 PIN 0.6" DIP 12 transistor Q1-Q12 MOSFET N 60V 5A 2-7B1BPopulate the FETs Q1 – 12 with the tab above the white bar.
1 transistor Q13 NPN BJT TO-92 600ma 40VInstalled with the flat side as indicated on the PCB
1 capacitor C1 1000u 50V 5mm lead spacing 1 capacitor C2 10u 25V 2mm lead spacingThe polarized capacitors with the plus sign on the same side as the plus sign silkscreened on the board.
2 capacitor C3,C5 22p 100V 6.35mm lead spacingLittle dull brown disk
1 capacitor C4 0u1 50V 5mm lead spacingReally little, shiny brown disk
13 resistor R1-12, 1k 5% 1/4W R17 brown-black-red-gold 1 resistor R13 10k 5% 1/4W brown-black-orange-gold 2 resistor R14,R15 330 5% 1/4W orange-orange-brown-gold 1 resistor R16 5.1R 5% 5WWIREWOUND Additional units included to tune certain stepper motors. Ignore extras.
1 osc XT1 4 MHz HC-49 14 diode D1-12, 800V max DO41 D13,D14The diodes are installed with the band above the white band,
1 LED LED1 clear, 3mm T1Place the longer lead of LED1 in the hole marked with a plus sign.
5 terminal X1-3, 3pin terminal 0.2" SIP screw Y1-3, strip Z1-3The screw terminal blocks feature a dovtailed protrusion on one side and a dovetailed slot on the other; assemble five 3-terminal blocks together for the connections to the motor
1 header SV6 pin header 0.1" SIP 1 connector SV8 HD, M 4pin Pwr 0.2" SIPThe connectors SV9 and SV10 are for future expansion and for in-circuit programming; they are not necessary for normal assembly.+
|file: /Techref/io/quickstep.htm, 3KB, , updated: 2004/7/11 22:40, local time: 2017/6/28 15:27,
|©2017 These pages are served without commercial sponsorship. (No popup ads, etc...).Bandwidth abuse increases hosting cost forcing sponsorship or shutdown. This server aggressively defends against automated copying for any reason including offline viewing, duplication, etc... Please respect this requirement and DO NOT RIP THIS SITE. Questions?|
<A HREF="http://www.massmind.org/techref/io/quickstep.htm"> io quickstep</A>
|Did you find what you needed?|
Welcome to massmind.org!
Welcome to www.massmind.org!