Rainbow Electronics DS26503 - Manual (Page 29)

DS26503 T1/E1/J1 BITS Element
29 of 123
Table 6-8. MCLK Pre-Scaler for E1 Mode
MPS1
PIN 16
MPS0
PIN 15
JACKS
PIN 46
MCLK
(MHz)
0 0 0 2.048
0 0 1 Reserved
0 1 0 4.096
0 1 1 Reserved
1 0 0 8.192
1 0 1 Reserved
1 1 0 16.384
1 1 1 Reserved
6.7 Other Hardware Controller Mode Features
Table 6-9. Other Operational Modes
PIN
NAME
DESCRIPTION
RSM
PIN 1
RS Mode Select: Selects frame or multiframe pulse at RS pin.
0 = frame mode
1 = multiframe mode
TSM
PIN2
TS Mode Select: In T1 or E1 operation, selects frame or multiframe mode for the TS pin.
0 = frame mode
1 = multiframe mode
RLB
PIN 60
Remote Loopback Enable: In this loopback, data input to the framer portion of the
DS26503 will be transmitted back to the transmit portion of the LIU. Data will continue to
pass through the receive side framer of the DS26503 as it would normally and the data
from the transmit side formatter will be ignored.
0 = loopback disabled
1 = loopback enabled
TAIS
PIN 10
Transmit AIS
0 = normal transmission
1 = transmit AIS alarm
HBE
PIN 55
Receive and Transmit HDB3/B8ZS Enable
0 = HDB3/B8ZS disabled
1 = HDB3/B8ZS enabled