Multitone RPR 551IS, Technical Manual

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01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 BIT No.
DATA
0 M1 M0 m3 m2 m1 m0 D1 D0 d3 d2 d1 d0 Y3 Y2 Y1 Y0 y3 y2 y1 y0
01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 BIT No.
DATA 0 D1 D0 d3 d2 d1 d0 M1 M0 m3 m2 m1 m0 Y3 Y2 Y1 Y0 y3 y2 y1 y0
DATEWORD (USA)
DATEWORD (UK/EUROPE)
KEY:
D1-D0
d3-d0
M1-M0
m3-m0 Day (tens)
Day (units)
Month (tens)
Month (units) Y3-Y0
y3-y0 Year (tens)
Year (units)
UK/EUROPEAN DATE FORMAT:
USA DATE FORMAT: Dd-Mm-Yy
Mm-Dd-Yy
NOTE: Check bits 22-31 and Parity bit 32 are not shown.
01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 BIT No.
DATA
NOTE: Check bits 22-31 and Parity bit 32 are not shown.
1 1 1 0 0 0 1 1 1 0 0 0 1 1 1 0 0 0 1 1 1
RPR 550IS Series
Page 3A - 6 TM1188 Issue 1
Figure 5: Dateword (Batch Position 2)
Figure 6: In-Range Codeword (Batch Position 2)
In-Range
23. The optional In-Range codeword is the third codeword of the batch (Position 2). The
first bit is always `1'.
IDLE, ADDRESS AND MESSAGE CODEWORDS
Idleword
24. There must be a minimum of two `address-like' codewords between messages. To
ensure this, the Idleword is added as a `null-addressword'. The structure of the
Idleword is shown in Figure 7.