Intel MCS 51

83C152 HARDWARE DESCRIPTION
Table 3.1
ACKNOW-
LEDGE
ADDRESS
RECOG-
NITION
AVAl~BLE ~
OPTIONS
DATA
ENCOOING
I
DU-
CRC
PLEX
PRE-
!MBLE
FLAGS
I
01
11
If
11
ID
IL
E
:
1P
PI
00
xl
lx
11
I L
;
NN
RR
Zz
I
NN
XN
NX
Po
;
::
NB
El
T
c
c
I
T
10
10
10
10
3 H F
2 A
u
B L L
F L
+
A
:
0
0 M N
0 0 0
0 0 0
0 0 0
0 0 N
N 1 N
N 0 0
x 0 N
0 x N
N N x
0 0 0
0 0 N
0 0 P
;
:?
RT
ME
A R I
LN
A
T
E
00
NN
00
NN
;
::
NI
ET
NO
00
00
00
I
A
N=NOTAVAILABLE N
M=MANDATORY
c
O=OPTIONAL
P=NORMAUYPREFERREO;
X=NfA s
I
NRZ(~CLK) N
FIAGS:O111111O
(SDLC)
k
N
11/lDLE P
o
N
$
10
XN
NX
NN
10
NM
10
10
10
0
010 0 110
CRC:NONE
k
1
16-BITCCITT
o
32-BITAUTODINII o
Ill 1
+
NN
00
N
Ill
010
+
00
00
0 0
010
z
00
00
NN
00
NO
00
z
00
00
00
00
NO
00
010 0
3
00
00
00
NN
Po
=
00
MN
00
NO
00
IDUPLEX:HALF
k
NONE/ALL o 0 0 0 0 1 0 0 0 0 0 0 0 x N N o 0 0 0 0
8-BIT
o 0 0 0 0 1 0 0 0 0 0 0 0 N x N o 0 0 0 0
16-BIT o 0 0 0 0 1 0 0 0 0 0 0 0 N N x o 0 0 0 0
7-18