Zilog Z8F1621 Bedienungsanleitung PDF herunterladen (Seite 23)

In-Circuit Emulator

User Manual

UM016804-0208

External Interface Connectors

There are four external interface connectors on the Z8 Encore! XP

F64xx Series ICE. Connectors J2 and J10 are used to connect the emula-

tor to the target POD and adapter board assembly. (See Figure 4.)

Connector J14 on the emulator front panel (see Figure 4 and Figure 5)

provides a ground connection on all three pins.

Connector J11 on the emulator front panel (see Figure 4 and Figure 5)

provides access to the following functions:

•

Pin 1 provides a 3.3 VDC external trigger out for use in triggering a

device such as a logic analyzer or oscilloscope. Pin 1 is under soft-

ware control, and can be set to activate through the ZDS II trace and

event system. The trigger can be set to toggle or pulse.

•

Pin 3 provides an input for an external 3.3 VDC trigger in, allowing

use of an external trigger as an event for the ZDS II trace and event

system.

How to Set Connector J11 Pin 1, External Trigger Out

To use the Z8 Encore! XP

F64xx Series ICE external trigger out feature:

1. With the ICEDEMO project open in ZDS II as described in “Running

a Sample Project” on page 14, select Tools --> Trace and Event Sys-

tem.

2. In the Trace and Event System window, select an Event entry and

specify the event parameters in the When: section.

3. In the Then: section of the Trace and Event System window, check

the Trigger Out box to enable the Toggle and Pulse settings.

4. Select the radio button for the Trigger Out setting you wish to use.

5. Click the OK button to set the trace and event system parameters.

When the event you set up occurs, pin 1 of connector J11 either tog-

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