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