
RTI-8
RTI MODE CODE HANDLING PROCEDURE
T/R
Mode Code
0
10100
Function
Selected Transmitter Shutdown
2
Operation
1. Command word stored
2. MES ERR pin asserted
3. Message error latch set in System Register
4. Status word transmitted
1. Command word stored
2. MES ERR pin asserted
3. Message error latch set in System Register
4. Status word transmitted
1. Command word stored
2. Data word stored
3. Status word transmitted
1. Command word stored
2. MES ERR pin asserted
3. Message error latch set in System Register
4. Status word transmitted
1. Command word stored
2. Status word transmitted
1. Command word stored
2. Status word transmitted
1. Command word stored
2. Status word transmitted
1. Command word stored
2. Alternate bus shutdown
3. Status word transmitted
1. Command word stored
2. Alternate bus enabled
3. Status word transmitted
1. Command word stored
2. Terminal Flag bit set to zero and disabled
3. Status word transmitted
1. Command word stored Bit
2. Terminal Flag bit enabled, but not set to logic one
3. Status word transmitted
1. Command word stored
2. Status word transmitted
1. Status word transmitted
2. Last command word transmitted
1. Command word stored
2. Status word transmitted
3. Data word transmitted
1. Command word stored
2. Status word transmitted
3. Data word transmitted
0
10101
Override Selected Transmitter
Shutdown
2
0
10001
Synchronize (w/data)
1
00000
Dynamic Bus Control
2
1
00001
Synchronize
1
1
00010
Transmit Status Word
3
1
00011
Initiate Self-Test
1
1
00100
Transmitter Shutdown
1
00101
Override Transmitter Shutdown
1
00110
Inhibit Terminal Flag Bit
1
00111
Override Inhibit Terminal Flag Bit
1
01000
Reset Remote Terminal
1
1
10010
Transmit Last Command Word
3
1
10000
Transmit Vector Word
1
10011
Transmit BIT Word
Notes:
1. Further host interaction required for mode code operation.
2. Reserved mode code; A) MES ERR pin asserted, B) Message Error bit set, C) status word transmitted (ME bit set to logic one).
3.Status word not affected.