Datasheet

260
SAM4S Series [DATASHEET]
11100F–ATARM–29-Jan-14
13.3 Application Examples
13.3.1 Debug Environment
Figure 13-2 shows a complete debug environment example. The SWJ-DP interface is used for standard debugging
functions, such as downloading code and single-stepping through the program and viewing core and peripheral registers.
Figure 13-2. Application Debug Environment Example
13.3.2 Test Environment
Figure 13-3 shows a test environment example (JTAG Boundary scan). Test vectors are sent and interpreted 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.
SAM4
Host Debugger
PC
SAM4-based Application Board
SWJ-DP
Connector
SWJ-DP
Emulator/Probe