Ampro Little Board 700 Reference Manual page 43

Chapter 3
Pin # Signal
29 D13
30 D14
31 D15
32 CS3*
33 NC
34 IOR*
35 IOW*
36 NC
37 IRQ14
38 VCC
39 MASTER*
40 NC
41 IDERST*
42 IORDY
43 NC
44 NC
45 ACT/SLV
46 NC
47 D8
48 D9
49 D10
50 GND
Notes: The shaded area denotes power or ground. The signals marked with * = Negative true logic.
CAUTION To prevent system hangs when using older CompactFlash cards,
ensure your CompactFlash is compatible with UDMA 100 IDE
hard disk drives. Consult your CompactFlash card vendor for
UDMA 100 compatibility.
LittleBoard 700
Description
Disk Data – These signals (0 to 15) provide the disk data signals
Disk Data – These signals (0 to 15) provide the disk data signals
Disk Data – These signals (0 to 15) provide the disk data signals
Primary Slave/Master Chip Select
Not Connected
Primary Device I/O Read/Write Strobe
Primary Device I/O Read/Write Strobe
Not Connected
Interrupt Request 14
+5 or +3.3 volts ±5% (Determined by setting of JP3)
Master/Slave (Determined by setting of JP4)
Not Connected
IDE Reset
Primary Device I/O-DMA Channel Ready
Not Connected
Not Connected
Drive active/Drive slave
Not Connected
Disk Data – These signals (0 to 15) provide the disk data signals
Disk Data – These signals (0 to 15) provide the disk data signals
Disk Data – These signals (0 to 15) provide the disk data signals
Digital Ground
Reference Manual
Hardware
37