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Hytec Electronics Ltd
MCS8522/UTM/3.0
Totaliser Memory
Organisation of the sixteen 64 bit totaliser registers in FPGA RAM Memory
64 bit words for the totaliser values are read as four 16 bit words from the IP ram memory
This memory is accessed when the ETM bit in the CSR is set to ‘1’.
16 x 64 bits FPGA RAM memory
Memory allocation
IP Card Address CSR 15=’1’
Channel 16 Totaliser 64bits
Base + 60
Channel 15 Totaliser 64bits
Base + 56
Channel 14 Totaliser 64bits
Base + 52
Channel 13 Totaliser 64bits
Base + 48
Channel 12 Totaliser 64bits
Base + 44
Channel 11 Totaliser 64bits
Base + 40
Channel 10 Totaliser 64bits
Base + 36
Channel 9 Totaliser 64bits
Base + 32
Channel 8 Totaliser 64bits
Base + 28
Channel 7 Totaliser 64bits
Base + 24
Channel 6 Totaliser 64bits
Base + 20
Channel 5 Totaliser 64bits
Base + 16
Channel 4 Totaliser 64bits
Base + 12
Channel 3 Totaliser 64bits
Base + 8
Channel 2 Totaliser 64bits
Base + 4
Channel 1 Totaliser 64bits
Most significant 16 bits of 64 bit word
Third 16 bit word
Base + 0
Second 16 bit word
Least significant 16 bits of 64 bit word
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