Figure 6-6 Connection To 16-Bit Isa/Eisa Data Bus); Examples Of Host To Hi32 Connections - Motorola DSP56305 User Manual

HOST INTERFACE (HI32)

EXAMPLES OF HOST TO HI32 CONNECTIONS

Figure 6-6 Connection to 16-Bit ISA/EISA Data Bus)

Note: HI32 may be externally buffered to drive the current required by the
ISA/EISA standard. HI32 inputs should be externally buffered if the other
ISA/EISA agents are not "3 Volt friendly" as defined in the PCI specifications.
6-108
Host
(master)
ISA
AEN
SBHE
SA[0]
SA[9:4]
SA[3:1]
D[15:0] BUF
CHRDY
IOWC
IORC
IO16
IRQ
DRQ
DAK
RESDRV
DSP56305 User's Manual
DSP56305
(slave)
HI32
HAEN
HA[10]
HA[9]
HA[8:3]
HA[2:0]
HDBEN
HDBDR
HD[15:0]
*
HTA
HWR
HRD
*
HSAK
*
HIRQ
HDRQ
HDAK
HRST
Vcc
HBS
Vcc
HP31
Vcc
HP32
Vcc
HP19
HD[23:16]
* Open Collector
MOTOROLA