NEC UPD98413 User Manual page 199

D1 J1SZ Selects the size of the receive J1 path trace message.
1: 16 bytes
D0 B3M Selects even or odd parity for BIP-8 (B3) parity operation of receive line.
CHAPTER 5 REGISTERS
0: 64 bytes
1: Odd parity 0: Even parity
PRELIMINARY
0
0
NEC confidential and Proprietary
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