Commit Graph

2 Commits

Author SHA1 Message Date
Piotr Esden-Tempski 4de8d15303 [stm32f4-discovery] Using WFI instead of nop in the main loop.
WFI (Wait for Interrupt) tells the processor to suspend untill the next
interrupt is called. Better than burning away the cycles with nop.
2015-02-13 16:41:18 -08:00
Piotr Esden-Tempski ec7c0f318b [stm32f4-discovery] Added timer example for the stm32f4 discovery board. 2015-02-13 16:41:18 -08:00