ST SPC560P34 - Table 473. JTAGC Instruction Opcodes to Enable Nexus Clients; Table 474. Nexus Client JTAG Instructions; Debug Mode Control

RM0046 Nexus Development Interface (NDI)
Doc ID 16912 Rev 5 913/936
36.15.2 Debug mode control
On SPC560P40/34, program breaks can be requested when a Nexus event is triggered.
Table 473. JTAGC Instruction opcodes to enable Nexus clients
JTAGC Instruction Opcode Description
ACCESS_AUX_TAP_NPC 10000 Enables access to the NPC TAP controller
ACCESS_AUX_TAP_ONCE 10001 Enables access to the e200z0 TAP controller
Table 474. Nexus client JTAG instructions
Instruction Description Opcode
NPC JTAG Instruction Opcodes
NEXUS_ENABLE Opcode for NPC Nexus ENABLE instruction (4-bits) 0x0
BYPASS Opcode for the NPC BYPASS instruction (4-bits) 0xF
e200z0 OnCE JTAG Instruction Opcodes
(1)
BYPASS Opcode for the e200z0 OnCE BYPASS instruction (10-bits) 0x7F
1. Refer to the e200z0 reference manual for a complete list of available OnCE instructions.