Motorola MVME172 - Manual (Page 60)

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Board Description and Memory Maps
1
Note IP_c and IP_d are not used on 200/300-Series MVME172
modules.
Notes W = Write Bit
R = Read Bit
S = Signbit
ST = Stop Bit
FT = Frequency Test
x = Must be set to 0
$FFFC1FD6 - $FFFC1FDD IP_d Board Serial Number 8
4FFFC1FDE - $FFFC1FE5 IP_d Board PWB 8
$FFFC1FE6 - $FFFC1FF6 Reserved 65
$FFFC1FF7 Checksum 1
Table 1-17. TOD Clock Memory Map
Address
Data Bits
Function
D7 D6 D5 D4 D3 D2 D1 D0
$FFFC1FF8 W R S Calibration Control
$FFFC1FF9 ST -- -- -- -- -- -- -- Seconds 00
$FFFC1FFA x -- -- -- -- -- -- -- Minutes 00
$FFFC1FFB x x -- -- -- -- -- -- Hour 00
$FFFC1FFC x FT x x x -- -- -- Day 01
$FFFC1FFD x x -- -- -- -- -- -- Date 01
$FFFC1FFE x x x -- -- -- -- -- Month 01
$FFFC1FFF -- -- -- -- -- -- -- -- Year 00
Table 1-16. BBRAM Configuration Area Memory Map (Continued)
Address Range Description Size (Bytes)