Rainbow Electronics DS26504 User Manual
Page 60

DS26504 T1/E1/J1/64KCC BITS Element
60 of 128
Register Name:
IMR3
Register Description:
Interrupt Mask Register 3
Register Address:
19h
Bit
# 7 6 5 4 3 2 1 0
Name —
LOTC
BOCC
RFDLAD
RFDLF
TFDLE
RMTCH
RBOC
Default
0 0 0 0 0 0 0 0
HW
Mode
X X X X X X X X
Bit 0: Receive BOC Detector Change-of-State Event (RBOC)
0 = interrupt masked
1 = interrupt enabled
Bit 1: Receive FDL Match Event (RMTCH)
0 = interrupt masked
1 = interrupt enabled
Bit 2: TFDL Register Empty Event (TFDLE)
0 = interrupt masked
1 = interrupt enabled
Bit 3: RFDL Register Full Event (RFDLF)
0 = interrupt masked
1 = interrupt enabled
Bit 4: RFDL Abort Detect Event (RFDLAD)
0 = interrupt masked
1 = interrupt enabled
Bit 5: BOC Clear Event (BOCC)
0 = interrupt masked
1 = interrupt enabled
Bit 6: Loss-of-Transmit Clock Event (LOTC)
0 = interrupt masked
1 = interrupt enabled
Bit 7: Unused, must be set = 0 for proper operation.