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Fix initial delay bug on Teensy-LC
https://forum.pjrc.com/threads/28325-Teensy-LC-and-delayteensy4-core
PaulStoffregen
10 years ago
1 changed files with 1 additions and 0 deletions
+ 1
- 0
teensy3/mk20dx128.c
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| // initialize the SysTick counter | // initialize the SysTick counter | ||||
| SYST_RVR = (F_CPU / 1000) - 1; | SYST_RVR = (F_CPU / 1000) - 1; | ||||
| SYST_CVR = 0; | |||||
| SYST_CSR = SYST_CSR_CLKSOURCE | SYST_CSR_TICKINT | SYST_CSR_ENABLE; | SYST_CSR = SYST_CSR_CLKSOURCE | SYST_CSR_TICKINT | SYST_CSR_ENABLE; | ||||
| SCB_SHPR3 = 0x20200000; // Systick = priority 32 | SCB_SHPR3 = 0x20200000; // Systick = priority 32 | ||||
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