Texas Instruments MSP50C614 User Manual
Page 219
Individual Instruction Descriptions
4-127
Assembly Language Instructions
4.14.34
MOVSPH
Move With Subtract from PH
Syntax
[label]
name
dest, src, src1
Clock,
clk
Word,
w
With RPT,
clk
Class
MOVSPH
A
n, MR, {adrs}
Table 4–46
Table 4–46
1b
Execution
A
n
⇐
A
n – 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
MOVSPH A
n, MR, {adrs}
0
1
1
0
0
1
0
A
n
adrs
x
dma16 (for direct) or offset16 (long relative) [see section 4.13]
Description
Move data memory to MR, subtract PH from A
n, store result in An.
See Also
MOVSPHS, MOVAPH, MOVAPHS, MOVTPH, MOVTPHS
Example 4.14.36.1
MOVSPH 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 accumulator A0, store result in A0.