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Fix Bug - CSR_DONE be cleared to write the MAJORELINK or ESG bits
Page 982. Fixes https://forum.pjrc.com/threads/54711-Teensy-4-0-First-Beta-Test?p=196233&viewfull=1#post196233 - maybe this is needed for T3x, too? too late here to check this now.teensy4-core
Frank
6 years ago
1 changed files with 1 additions and 0 deletions
+ 1
- 0
teensy4/DMAChannel.h
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| DMABaseClass() {} | DMABaseClass() {} | ||||
| static inline void copy_tcd(TCD_t *dst, const TCD_t *src) { | static inline void copy_tcd(TCD_t *dst, const TCD_t *src) { | ||||
| dst->CSR &= ~DMA_TCD_CSR_DONE; | |||||
| const uint32_t *p = (const uint32_t *)src; | const uint32_t *p = (const uint32_t *)src; | ||||
| uint32_t *q = (uint32_t *)dst; | uint32_t *q = (uint32_t *)dst; | ||||
| uint32_t t1, t2, t3, t4; | uint32_t t1, t2, t3, t4; |
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