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RTOS: SysTimer: Fix update_tick

pull/5548/head
Filip Jagodzinski 2017-11-09 16:42:55 +01:00
parent 74e0f95cd6
commit d83ed63a31
1 changed files with 1 additions and 1 deletions
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2
rtos/TARGET_CORTEX/SysTimer.cpp
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@ -78,7 +78,7 @@ uint32_t SysTimer::get_tick()
uint32_t SysTimer::update_tick() uint32_t SysTimer::update_tick()
{ {
uint64_t new_tick = ticker_read_us(_ticker_data) * OS_TICK_FREQ / 1000000; uint64_t new_tick = (ticker_read_us(_ticker_data) - _start_time) * OS_TICK_FREQ / 1000000;
if (new_tick > _tick) { if (new_tick > _tick) {
// Don't update to the current tick. Instead, update to the // Don't update to the current tick. Instead, update to the
// previous tick and let the SysTick handler increment it // previous tick and let the SysTick handler increment it