Splk – Texas Instruments TMS320C2XX User Manual
Page 318
Store Long-Immediate Value to Data Memory
SPLK
7-165
Assembly Language Instructions
Syntax
SPLK #
lk, dma
Direct addressing
SPLK #
lk, ind [, ARn]
Indirect addressing
Operands
dma:
7 LSBs of the data-memory address
n:
Value from 0 to 7 designating the next auxiliary register
lk:
16-bit long immediate value
ind:
Select one of the following seven options:
* *+ *– *0+ *0– *BR0+ *BR0–
SPLK
#lk, dma
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
1
0
1
0
1
1
1
0
0
dma
lk
SPLK
#lk, ind [, ARn]
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
1
0
1
0
1
1
1
0
1
ARU
N
NAR
lk
Note:
ARU, N, and NAR are defined in Section 6.3,
Indirect Addressing Mode (page 6-9).
Execution
Increment PC, then ...
lk
→
data-memory address
Status Bits
None
Description
The SPLK instruction allows a full 16-bit pattern to be written into any data
memory location.
Words
2
Cycles for a Single SPLK Instruction
Program
Operand
ROM
DARAM
SARAM
External
DARAM
2
2
2
2+2p
SARAM
2
2
2, 3
†
2+2p
External
3+d
3+d
3+d
5+d+2p
† If the operand and the code are in the same SARAM block
Example 1
SPLK
#7FFFh,DAT3
;(DP = 6)
Before Instruction
After Instruction
Data Memory
Data Memory
303h
FE07h
303h
7FFFh
Opcode
Cycles