SPRUJ53 April 2024 TMS320F28P550SJ , TMS320F28P559SJ-Q1
Table 4-12 explains the actions each boot ROM performs upon reset for a specific reset cause.
Reset Source | Boot ROM Action |
---|---|
Power on Reset (POR) | 1. Configure Clock Divider |
2. Flash Power Up | |
3. Device configuration and trimming | |
4. Lock PLL and use PLL if configured to do so | |
5. RAM Initialization | |
6. Continue default boot flow | |
External Reset (XRS) Includes:
|
1. Configure Clock Divider |
2. Flash Power Up | |
3. Device configuration and trimming | |
4. Lock PLL and use PLL if configured to do so | |
5. Clear boot stack | |
6. Continue default boot flow | |
Secure Copy Code (SCC) Reset | 1. No change to CLK dividers or RAM |
2. Clear boot stack | |
3. Continue default boot flow | |
SIMRESET | 1. No change to CLK dividers or RAM |
2. Clear boot stack | |
3. Continue default boot flow | |
Debugger Reset | 1. No change to CLK dividers or RAM |
2. Clear boot stack | |
3. Continue default boot flow |