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MC68181 Datasheet, PDF (35/119 Pages) Freescale Semiconductor, Inc – Advance Information ROAMING FLEX chip SIGNAL PROCESSOR
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Freescale Semiconductor, Inc.
MC68181
FLEX Message Word Definitions
FLEX MESSAGE WORD DEFINITIONS
Numeric Data Message
The following tables describe the bit format of the numeric messages. The 4-bit
numeric characters of the message are designated as lower case letters a, b, c, d, etc.
Table A-1 Standard (V = 011) or Special Format (V = 100) Numeric Vectors
Message
Word
i0 i1 i2 i3 i4 i5 i6 i7 i8 i9 i10 i11 i12 i13 i14 i15 i16 i17 i18 i19 i20
1st
K4 K5 a0 a1 a2 a3 b0 b1 b2 b3 c0 c1 c2 c3 d0 d1 d2 d3 e0 e1 e2
2nd
e3 f0 f1 f2 f3 g0 g1 g2 g3 h0 h1 h2 h3 i0 i1 i2 i3 j0 j1 j2 j3
3rd
k0 k1 k2 k3 l0 l1 l2 l3 m0 m1 m2 m3 n0 n1 n2 n3 o0 o1 o2 o3 q0
4th
q1 q2 q3 r0 r1 r2 r3 s0 s1 s2 s3 t0 t1 t2 t3 u0 u1 u2 u3 v0 v1
5th
v2 v3 w0 w1 w2 w3 y0 y1 y2 y3 z0 z1 z2 z3 A0 A1 A2 A3 B0 B1 B2
6th
B3 C0 C1 C2 C3 D0 D1 D2 D3 E0 E1 E2 E3 F0 F1 F2 F3 G0 G1 G2 G3
7th
H0 H1 H2 H3 I0 I1 I2 I3 J0 J1 J2 J3 V0 V1 V2 V3 L0 L1 L2 L3 M0
8th
M1 M2 M3 O0 O1 O2 O3 P0 P1 P2 P3 Q0 Q1 Q2 Q3 T0 T1 T2 T3 U0 U1
Table A-2 Numbered (V = 111) Numeric Vector
Message
Word
i0 i1 i2 i3 i4 i5 i6 i7 i8 i9 i10 i11 i12 i13 i14 i15 i16 i17 i18 i19 i20
1st
K4 K5 N0 N1 N2 N3 N4 N5 R0 S0 a0 a1 a2 a3 b0 b1 b2 b3 c0 c1 c2
2nd
c3 d0 d1 d2 d3 e0 e1 e2 e3 f0 f1 f2 f3 g0 g1 g2 g3 h0 h1 h2 h3
3rd
i0 i1 i2 i3 j0 j1 j2 j3 k0 k1 k2 k3 l0 l1 l2 l3 m0 m1 m2 m3 n0
4th
n1 n2 n3 o0 o1 o2 o3 q0 q1 q2 q3 r0 r1 r2 r3 s0 s1 s2 s3 t0 t1
5th
t2 t3 u0 u1 u2 u3 v0 v1 v2 v3 w0 w1 w2 w3 y0 y1 y2 y3 z0 z1 z2
6th
z3 A0 A1 A2 A3 B0 B1 B2 B3 C0 C1 C2 C3 D0 D1 D2 D3 E0 E1 E2 E3
7th
F0 F1 F2 F3 G0 G1 G2 G3 H0 H1 H2 H3 I0 I1 I2 I3 J0 J1 J2 J3 V
8th
V1 V2 V3 L0 L1 L2 L3 M0 M1 M2 M3 O0 O1 O2 O3 P0 P1 P2 P3 Q0 Q1
MOTOROLA
MC68181 Technical Data Sheet
A-7
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