ZX Pilot #39 11 октября 2000

Железо

Iron - scheme AutoFire at Kempston joystick interface.

               H A R D I I



(C) FOF



       Kempston joystick interface.


   Offer readers ZX-Pilot'a short article o kempston joystick'e 
and slightly about kempston mouse. For those who have it do not 
give a scheme that is present on my Pentagon'e 128.



      KR555AP3

                   R1-R5 2.2k
D7 February 18 ■ +5 V
D6 April 16
D5 June 14
D4 August 12

            1 ■ Kempston
D3 September 1911 ■ ■ Fire
D2 July 13 ■ ■ Up
D1 May 15 ■ ■ Down
D0 March 1917 ■ ■ Left

           19 ■ ■ ■ Right

A5 VD1> ■ Gnd
RD VD2> <VD3 ■ +5 V

 VD-KD522 R6 1k


              ■ Gnd


   With regard to the compatibility of mouse and kempston, then 
I went to a simpler way I introduced the switch into the mains 
kempston 'A. Now when I need a mouse, turn off

food joystick'a and vice versa, when he
needed vlyuchayu his food.



      AutoFire in kempston joystick'e.


   For those game'rov who lacks turbo
-Fire, offer small shemku, taken
Journal of the Radio # 3 for 2000, with slight modifications. 
It can be used and for sinclair joystick'a.



   to 7 DD1 VD1-4 KD 522A
-  ■

                                         6

   DD1-KR561LA7 VT1-KT315


   1 - Down

   2 - Left

   3 - Right

   4 - Up

   5 - Fire

   6 - Gnd


   Instead KP561LA7 suited chip
KP555-1533LA3, you will need to pick up ratings of the 
capacitor and resistors. 

   Now, a little announcement. In the next issue of the 
ZX-Pilot'a We talk about the pulse power sources, about their 
pros and cons. 

   If anyone has a new and not so new
development for the Spectrum-compatible computer that can send 
them to the editorial office ZXPilot'a. Do not forget that your 
activity on the survival of our beloved Speccy. Harder'y, 
remember that thanks openness and development of software 
ZX-Spectrum survived, and hopefully more long to live. 
Contributes to the development of Spectrum! 

   We'll be waiting for your response.


                                   07.2000