Implemented blocking rx

2019-08-02 17:54:34 +02:00
parent 0bfd303a26
commit 95963295e2
3 changed files with 12 additions and 2 deletions
--- a/hardware.hpp
+++ b/hardware.hpp
@@ -45,6 +45,16 @@ class Hardware {
 		*Registers::CTRL_STAT_REG_C = controlRegC;
 	}

+	static bool rxByteBlocking(typename cfg::data_t &byte) FORCE_INLINE
+	{
+		if (*Registers::CTRL_STAT_REG_A & (1 << CtrlFlagsA::RECEIVE_COMPLETE)) {
+			byte = *Registers::IO_REG;
+			return true;
+		}
+
+		return false;
+	}
+
 	static typename cfg::data_t rxByteInterrupt() FORCE_INLINE
 	{
 		return *Registers::IO_REG;