HI-6120 HOLTIC [Holt Integrated Circuits], HI-6120 Datasheet - Page 45

• Manufacturer Part Number: HI-6120
• Description: MIL-STD-1553 Remote Terminal ICs
• Manufacturer: HOLTIC [Holt Integrated Circuits]

5.21. Loopback Test Transmit Data Register (0x0018)
This 16-bit register is Read-Write and is fully maintained by the host. This register is cleared after MR pin master
reset, but is not affected by SRST software reset. The value contained in this register is used when performing
digital loopback testing. See Test Control Register, 0x0016, for additional information.
5.22. Loopback Test Receive Data Register (0x0019)
This 16-bit register is Read-Only. This register is cleared after MR pin master reset, but is not affected by SRST
software reset. Data is written to this register when performing digital loopback testing. See Test Control Register,
0x0016, for additional information.
MSB
MSB
15 14 13 12 11 10 9
15 14 13 12 11 10 9
15 14 13 12 11 10 9
15 14 13 12 11 10 9
LOOPBACK TEST TRANSMIT DATA REGISTER15:0
LOOPBACK TEST RECEIVE DATA REGISTER15:0
8
8
8
8
7
7
7
7
6
6
6
6
5
5
5
5
HOLT INTEGRATED CIRCUITS
4
4
4
4
HI-6120, HI-6121
3
3
3
3
2
2
2
2
1
1
1
1
0
0
0
0
45
LSB
LSB