Rainbow Electronics DS26503 User Manual
Page 62

DS26503 T1/E1/J1 BITS Element
62 of 123
Register Name:
IMR4
Register Description:
Interrupt Mask Register 4
Register Address:
1Bh
Bit
# 7 6 5 4 3 2 1 0
Name
— RSA1 RSA0 TMF TAF RMF RCMF RAF
Default
0 0 0 0 0 0 0 0
HW
Mode
X X X X X X X X
Bit 0/Receive Align Frame Event (RAF).
0 = interrupt masked
1 = interrupt enabled
Bit 1/Receive CRC4 Multiframe Event (RCMF).
0 = interrupt masked
1 = interrupt enabled
Bit 2/Receive Multiframe Event (RMF).
0 = interrupt masked
1 = interrupt enabled
Bit 3/Transmit Align Frame Event (TAF).
0 = interrupt masked
1 = interrupt enabled
Bit 4/Transmit Multiframe Event (TMF).
0 = interrupt masked
1 = interrupt enabled
Bit 5/Receive Signaling All Zeros Event (RSA0).
0 = interrupt masked
1 = interrupt enabled
Bit 6/Receive Signaling All Ones Event (RSA1).
0 = interrupt masked
1 = interrupt enabled
Bit 7/Unused, must be set = 0 for proper operation.