Infineon PSoC 4 Quick Start Quide page 38

PSoC 4 Programming Using an External Microcontroller (HSSP)
Appendix B: Status Codes for SROM Request
Status Code
(32-Bit Value in
CPUSS_SYSARG
Register)
0xF0000012
Application Note
Description
Invalid Flash Clock: The CY8C40xx family of devices must set the IMO to 48 MHz
and the HF clock source to the IMO clock before write/erase operations.
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