Texas Instruments MSP50C614 manual Movsphs Move String With Subtract From PH, Details

Individual Instruction Descriptions

4.14.35 MOVSPHS							Move String With Subtract From PH
Syntax
	[label]	name			dest, src, src1								Clock, clk				Word, w			With RPT, clk					Class
		MOVSPHS			An, MR, {adrs}										Table 4±46					Table 4±46					1b
Execution			An ⇐			An (second word) ± PH
			MR ⇐ contents of {adrs}
			PC ⇐ PC + w
Flags Affected			TAG, OF, SF, ZF, CF are set accordingly
Opcode
Instructions				16			15	14	13	12	11	10		9		8	7	6	5	4		3	2	1		0
MOVSPHS An, MR, {adrs}				0			1	1	0	0	1	1			An						adrs
					x				dma16 (for direct) or offset16 (long relative) [see section 4.13]
Description			Move data memory word string to MR, subtract PH from second word An
			string. Store result in An. Certain restrictions apply to the use of this instruction
			when interrupts are occuring on the background. See Section 4.8 for more
			details.
See Also			MOVSPH, MOVAPH, MOVAPHS, MOVTPH, MOVTPHS

Example 4.14.37.1 MOVSPHS A0, MR, *R3+R5

Load the content of byte address created by adding R3 and R5 to MR register. At the same time, subtract PH register from second word of A0 string, store result in A0 string.

4-128