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Fixed the CAN acceptance filter initialization in the STM32 driver

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This commit is contained in:
Pavel Kirienko 2017-11-21 21:49:36 +02:00
parent fa6dbde51d
commit 414a2e2bef
1 changed files with 2 additions and 1 deletions
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3
libuavcan_drivers/stm32/driver/src/uc_stm32_can.cpp
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@ -472,7 +472,8 @@ uavcan::int16_t CanIface::configureFilters(const uavcan::CanFilterConfig* filter
{
can_->FilterRegister[filter_start_index].FR1 = 0;
can_->FilterRegister[filter_start_index].FR2 = 0;
can_->FA1R = 1 << filter_start_index;
// We can't directly overwrite FA1R because that breaks the other CAN interface
can_->FA1R |= 1U << filter_start_index; // Other filters may still be enabled, we don't care
}
else
{