awlsim/tests/tc500_systemblocks/sfc/sfc47.awl

ORGANIZATION_BLOCK OB 1
BEGIN
	// Test SFC 47: WAIT


	// Zero delay should not wait.
	CALL		SFC 64 ( // Get timestamp
		RET_VAL		:= MD 0
	)
	CALL		SFC 47 (
		WT		:= 0
	)
	__ASSERT==	__STW BIE,	1
	CALL		SFC 64 ( // Get timestamp
		RET_VAL		:= MD 4
	)
	L		MD 4
	L		MD 0
	-D
	UD		DW#16#7FFFFFFF
	__ASSERT<=	__ACCU 1,	10


	// Check short delay.
	CALL		SFC 64 ( // Get timestamp
		RET_VAL		:= MD 0
	)
	CALL		SFC 47 (
		WT		:= 1
	)
	__ASSERT==	__STW BIE,	1
	CALL		SFC 64 ( // Get timestamp
		RET_VAL		:= MD 4
	)
	L		MD 4
	L		MD 0
	-D
	UD		DW#16#7FFFFFFF
	__ASSERT<=	__ACCU 1,	20


	// Check maximum delay.
	CALL		SFC 64 ( // Get timestamp
		RET_VAL		:= MD 0
	)
	CALL		SFC 47 (
		WT		:= 32767
	)
	__ASSERT==	__STW BIE,	1
	CALL		SFC 64 ( // Get timestamp
		RET_VAL		:= MD 4
	)
	L		MD 4
	L		MD 0
	-D
	UD		DW#16#7FFFFFFF
	__ASSERT>=	__ACCU 1,	32
	__ASSERT<=	__ACCU 1,	50


	// Negative delay should not wait.
	CALL		SFC 64 ( // Get timestamp
		RET_VAL		:= MD 0
	)
	CALL		SFC 47 (
		WT		:= -1
	)
	__ASSERT==	__STW BIE,	1
	CALL		SFC 64 ( // Get timestamp
		RET_VAL		:= MD 4
	)
	L		MD 4
	L		MD 0
	-D
	UD		DW#16#7FFFFFFF
	__ASSERT<=	__ACCU 1,	10


	// Negative delay should not wait.
	CALL		SFC 64 ( // Get timestamp
		RET_VAL		:= MD 0
	)
	CALL		SFC 47 (
		WT		:= -32768
	)
	__ASSERT==	__STW BIE,	1
	CALL		SFC 64 ( // Get timestamp
		RET_VAL		:= MD 4
	)
	L		MD 4
	L		MD 0
	-D
	UD		DW#16#7FFFFFFF
	__ASSERT<=	__ACCU 1,	10


	CALL SFC 46 // STOP CPU
END_ORGANIZATION_BLOCK