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BLE: Replace Serial with RawSerial in Cordio H4 Transport Driver #7075

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merged 2 commits into from
Jun 3, 2018
Merged

BLE: Replace Serial with RawSerial in Cordio H4 Transport Driver #7075

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BLE: Replace Serial with RawSerial in Cordio H4 Transport Driver
May 31, 2018
5da5ef4
Cordio H4: Added some comments explaining the use of RawSerial as opp…
May 31, 2018
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6 changes: 5 additions & 1 deletion features/FEATURE_BLE/targets/TARGET_CORDIO/driver/H4TransportDriver.h
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Original file line number Diff line number Diff line change
Expand Up @@ -69,7 +69,11 @@ class H4TransportDriver : public CordioHCITransportDriver {
private:
void on_controller_irq();

Serial uart;
// Use RawSerial as opposed to Serial as we don't require the locking primitives
// provided by the Serial class (access to the UART should be exclusive to this driver)
// Furthermore, we access the peripheral in interrupt context which would clash
// with Serial's locking facilities
RawSerial uart;
PinName cts;
PinName rts;
};
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