3 application examples, 1 debug environment, 2 test environment – Rainbow Electronics AT91CAP9S250A User Manual
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6264A–CAP–21-May-07
AT91CAP9S500A/AT91CAP9S250A
13.3
Application Examples
13.3.1
Debug Environment
shows a complete debug environment example. The ICE/JTAG inter-
face is used for standard debugging functions, such as downloading code and single-stepping
through the program.
Figure 13-2. Application Debug and Trace Environment Example
13.3.2
Test Environment
shows a test environment example. Test vectors are sent and inter-
preted by the tester. In this example, the “board in test” is designed using a number of JTAG-
compliant devices. These devices can be connected to form a single scan chain.
Figure 13-3. Application Test Environment Example
AT91CAP9-based Application
ICE/JTAG
Interface
Host Debugger
ICE/JTAG
Connector
Terminal
RS232
Connector
AT91CAP9
Tester
JTAG
Interface
ICE/JTAG
Connector
AT91CAP9-based Application Board In Test
AT91CAP9
Test Adaptor
Chip 2
Chip n
Chip 1