Segger J-Link User Manual page 77

Example
#Write value to register:
> monitor reg pc
< Writing register (PC = 0x00100230)
#Write value from address to register:
> monitor reg r0
< Writing register (R0 = 0x14813004)
#Read register value:
> monitor reg PC
< Reading register (PC = 0x00100230)
3.3.3.16 regs
Syntax
regs
Description
Reads all CPU registers.
Example
> monitor regs
< PC = 00100230, CPSR = 20000013 (SVC mode, ARM)
R0 = 14813004, R1 = 00000001, R2 = 00000001, R3 = 000003B5
R4 = 00000000, R5 = 00000000, R6 = 00000000, R7 = 00000000
USR: R8 =00000000, R9 =00000000, R10=00000000, R11 =00000000, R12 =00000000
R13=00000000, R14=00000000
FIQ: R8 =00000000, R9 =00000000, R10=00000000, R11 =00000000, R12 =00000000
R13=00200000, R14=00000000, SPSR=00000010
SVC: R13=002004E8, R14=0010025C, SPSR=00000010
ABT: R13=00200100, R14=00000000, SPSR=00000010
IRQ: R13=00200100, R14=00000000, SPSR=00000010
UND: R13=00200100, R14=00000000, SPSR=00000010
3.3.3.17 reset
Syntax
reset
Description
Resets and halts the target CPU. Make sure the device is selected prior to using this
command to make use of the correct reset strategy.
Add. information
There are different reset strategies for different CPUs. Moreover, the reset strategies
which are available differ from CPU core to CPU core. J-Link can perform various
reset strategies and always selects the best fitting strategy for the selected device.
Example
> monitor reset
< Resetting target
3.3.3.18 semihosting breakOnError
Syntax
semihosting breakOnerror <Value>
J-Link / J-Trace (UM08001)
= 0x00100230
= (0x00000040)
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