以下 XSCT 会话示例演示了如何基于目标属性来选择目标。它显示当 JTAG 链中连接多个器件（xc7z020 和 xc7z045）时，如何连接到第二个器件的 Cortex® -A9 处理器。
# connect to hw_server
xsdb% conn -ho xhdbfarmrkh1
tcfchan#0
# check the jtag targets connected, the IDs listed with jtag targets are called node IDs
xsdb% jtag targets
1 Platform Cable USB II 0000153f74cd01
2 arm_dap (idcode 4ba00477 irlen 4)
3 xc7z020 (idcode 03727093 irlen 6 fpga)
4 arm_dap (idcode 4ba00477 irlen 4)
5 xc7z045 (idcode 03731093 irlen 6 fpga)
# check the targets connected, the IDs listed with targets are called target IDs
xsdb% targets
1 APU
2 ARM Cortex-A9 MPCore #0 (Suspended)
3 ARM Cortex-A9 MPCore #1 (Suspended)
4 xc7z020
5 APU
6 ARM Cortex-A9 MPCore #0 (Running)
7 ARM Cortex-A9 MPCore #1 (Running)
8 xc7z045
# check jtag target properties of 2nd device (2nd ARM DAP). Note the target_ctx here.
xsdb% jtag targets -target-properties -filter {node_id == 4}
{target_ctx jsn-DLC10-0000153f74cd01-4ba00477-1 level 1 node_id 4 is_open 1 is_active 1 is_current 1 name arm_dap jtag_cable_name {Platform Cable USB II 0000153f74cd01} state {} jtag_cable_manufacturer Xilinx jtag_cable_product DLC10 jtag_cable_serial 0000153f74cd01 idcode 4ba00477 irlen 4}
# using the target context, select the targets associated with the JTAG target (2nd ARM DAP - node id = 4)
xsdb% targets -filter {jtag_device_ctx == "jsn-DLC10-0000153f74cd01-4ba00477-1"}
5 APU
6 ARM Cortex-A9 MPCore #0 (Running)
7 ARM Cortex-A9 MPCore #1 (Running)