Toshiba T3200 User Manual page 173

D.2 BLOCK DIAGGRAM
SD7-SDO
;;
CPU
.>
FDD
FDD Command
>
Interface
Command
r
SA1 SAO
~
Register
I
lOR lOW
~
FDD
>
Command
PRT Inmm ..
nn
>
Register
Printer
">
Bus
Pf)7_Pf)(l
>
Driver
SA9-SAO
1110
>
Decoder
SIOCS
HDDCS
CRTCS
FDCWD
I I
--,-~S:"';L~-'-'
p; . . : S ; . . : : . O _ _ _ _
--.!::
Pre-
Compo
I-_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
W_R_D_A_TA _ _ ...
~D~RQ~F~D~(
_ _ _ _
~.~ID_el_a_Y
__
~----------------D-L-D-RQ--'-_~.~
$16MHz
. 1
FOC
$19MHz
Clock
~~.!..!.!...W=--
_ _ _ -...
Switch
$HIFRQ
#CKFDC
:
FIGURE D-l I/O Controller GA Block Diagram
D-2