Datasheet

DS21Q50
54 of 87
Register Name:
OUTBC
Register Description:
OUTB Control Register
Register Address:
1B Hex
Bit 7 6 5 4 3 2 1 0
Name NRZE — — OB4 OB3 OB2 OB1 OB0
NAME BIT FUNCTION
NRZE 7
NRZ Enable. When this bit is set, the receiver can accept TTL-type NRZ data at the RTIP
input. RRING becomes a clock input.
0 = RTIP and RRING are in normal mode
1 = RTIP becomes an NRZ TTL type input and RRING is its associated clock input. Data
at RTIP is clocked in on the falling edge of the clock present on RRING.
— 6 Unused. Should be set = 0 for proper operation.
— 5 Unused. Should be set = 0 for proper operation.
OB4 4 OUTB Control Bit 4. Inverts OUTB output.
OB3 3 OUTB Control Bit 3
OB2 2 OUTB Control Bit 2
OB1 1 OUTB Control Bit 1
OB0 0 OUTB Control Bit 0