Rainbow Electronics DS26502 - Manual (Page 89)

DS26502 T1/E1/J1/64KCC BITS Element
89 of 125
Register Name:
IMR1
Register Description: Interrupt Mask Register 1
Register Address: 15h
Bit
# 7 6 5 4 3 2 1 0
Name — — — JALT — TCLE TOCD —
Default 0 0 0 0 0 0 0 0
HW
Mode
X X X X X X X X
Bit 0/ Unused, must be set = 0 for proper operation.
Bit 1/Transmit Open Circuit Detect Condition (TOCD).
0 = interrupt masked
1 = interrupt enabled–generates interrupts on rising and falling edges
Bit 2/Transmit Current Limit Exceeded Condition (TCLE).
0 = interrupt masked
1 = interrupt enabled–generates interrupts on rising and falling edges
Bit 3/Unused, must be set = 0 for proper operation.
Bit 4/Jitter Attenuator Limit Trip Event (JALT).
0 = interrupt masked
1 = interrupt enabled
Bit 5/Unused, must be set = 0 for proper operation.
Bit 6/Unused, must be set = 0 for proper operation.
Bit 7/Unused, must be set = 0 for proper operation.