ST20-JPI
2 Installation
2.1 Hardware Installation - PC
The ST20-JPI has six connections: Parallel port; Differential OS-Link, JTAG, TrigIn, TrigOut and
Power supply. To install the hardware connecting to a PC, the following steps should be followed:
• Plug the 25-way D-type of the parallel port cable built into the interface, into the parallel port
of the PC.
• Plug the target development system into the 20-way IDC connector using a 20 way IDC
cable.
• Plug power supply cable into PSU socket of the interface.
• Plug the power supply into the mains socket.
• Switch on the PC.
• Switch on the power supply. The LEDs on the interface should illuminate once the software
is running. For a description of the meaning of the LEDs, see the ST20 toolset documenta-
tion.
Host
Target development board
ST20
Mains PSU
ST20-JPI
Parallel port to JTAG interface
Figure 2.1 ST20-JPI connections basic configuration
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