Captain DB25 female 13 12 11 10 9 8
25 24 23 22 21 etcetera
frontview
pin1 Y0 pin2 Y1 pin3 Y2
etc
pin9 Y8 pin10 X0 pin11 X1 pin12 X2 pin13 X3
pin14 X7 pin15 X6 pin16 X5 pin17 X4 pin18 GND 19,20,21,22 NC pin 23 kana pin 24 caps pin 25=vcc
Hi!
Why etc? Whit this pinout i can convert the keyboard from 8250/55/80 or F-700?
Thanks!
He probably means that you must simply follow the logic sequence:
pin3 Y2
pin4 Y3
.
.
pin9 Y8
The same applies to the DB connector pinout, it's widely described over the net
Correct !
These extra signals of Philips keyboard can be omitted?
Keyboard connector type: IDC-26 ---------------------------- ! PIN ! PHILIPS ! -> DB25 ! -----------------!---------! ! 1 ! Y10 ! - ! ! 2 ! Y9 ! - ! ! 3 ! Y8 ! 9 ! ! 4 ! Y7 ! 8 ! ! 5 ! Y6 ! 7 ! ! 6 ! Y5 ! 6 ! ! 7 ! Y4 ! 5 ! ! 8 ! Y3 ! 4 ! ! 9 ! Y2 ! 3 ! ! 10 ! Y1 ! 2 ! ! 11 ! Y0 ! 1 ! ! 12 ! X7 ! 14 ! ! 13 ! X6 ! 15 ! ! 14 ! X5 ! 16 ! ! 15 ! X4 ! 17 ! ! 16 ! X3 ! 13 ! ! 17 ! X2 ! 12 ! ! 18 ! X1 ! 11 ! ! 19 ! X0 ! 10 ! ! 20 ! KANA ! 23 ! ! 21 ! /CAPS ! 24 ! ! 22 ! NC ! 19..22 ! ! 23 ! +5v ! 25 ! ! 24 ! GND ! 18 ! ! 25 ! GND ! - ! ! 26 ! GND ! - ! !-----!---------!----------!
I didn't connect kana and caps the Y15,y14,y13,y12,y11,y10and Y9 are left open i made use of an 74ls154
"the rest pulled up with 4k7 "made by Signetics
Thanks!!! A keyboard from 8280 coming soon . I hope give news about this
Pioneer Palcom PX-7 keyboard
----------------- ! PIN ! PIONEER ! ----------------! ! 1 ! CAPS ! ! 2 ! KANA ! ! 3 ! Y9 ! ! 4 ! Y8 ! ! 5 ! Y7 ! ! 6 ! Y6 ! ! 7 ! Y5 ! ! 8 ! Y4 ! ! 9 ! Y3 ! ! 10 ! Y2 ! ! 11 ! Y1 ! ! 12 ! Y0 ! ! 13 ! X7 ! ! 14 ! X6 ! ! 15 ! X5 ! ! 16 ! X4 ! ! 17 ! X3 ! ! 18 ! X2 ! ! 19 ! X1 ! ! 20 ! X0 ! ! 21 ! +5v ! ! 22 ! GND ! ! 23 ! +5v ! ! 24 ! GND ! ! 25 ! +5v ! ! 26 ! GND ! !-----!---------!
Nice!, good work!