Information Manual
April 1998
A.2 Field Descriptions
CON Field
CON field specifies the condition for special functions
and conditional control instructions.
Table A-4. CON Field
CON
Condition
00000
mi
00001
pl
00010
eq
00011
ne
00100
lvs
00101
lvc
00110
mvs
00111
mvc
01000
heads
01001
tails
01010
c0ge
01011
c0lt
01100
c1ge
01101
c1lt
01110
true
01111
false
† In DSP1627/28/29 only, lock. In DSP1618 only, ebusy.
‡ DSP1628 only.
Lucent Technologies Inc.
DSP1611/17/18/27/28/29 DIGITAL SIGNAL PROCESSOR
(continued)
CON
Condition
10000
gt
10001
le
10010
allt
10011
allf
10100
somet
10101
somef
10110
oddp
10111
evenp
11000
mns1
11001
nmns1
11010
npint
11011
njint
†
11100
lock/ebusy
‡
11101
ebusy
11110
Reserved
11111
Reserved
D Field
D field specifies a destination accumulator.
Table A-5. D Field
D
Register
0
Accumulator 0
1
Accumulator 1
DR Field
Table A-6. DR Field
DR
Register
0000
r0
0001
r1
0010
r2
0011
r3
0100
a0
0101
a0l
0110
a1
0111
a1l
1000
y
1001
yl
1010
p
1011
pl
1100
x
1101
pt
1110
pr
1111
psw
Instruction Encoding
A-5