Specifications

52
SMC
®
PC/104-Bus
The PC/104-Bus is a multimaster bus featuring:
n 24-bit addressing for CPU, DMA and busmaster
n 8-bit or 16-bit data
n Multimaster capability
n 11 interrupt channels, flank triggered
n 7 DMA channels (four 8-bit, three 16-bit)
n Waitstate control
n Refresh control
PC/104-Bus Pin Assignment
The PCM-4330 features a PC/104-Bus. Please refer to table 16 for the pin assign-
ment on the PC/104-Bus.
Figure 22, PC/104-Bus
D0
C0
A1
B1
PC/104-Bus