
CAT System Computer Control
STATUS UPDATE DATA ORGANIZATION
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Status | Memory | Operating |
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| Memory |
Flags | Channel No. | Data | Data | Data | Data |
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6 byte | 1 byte | 16 byte | 16 byte | 16 byte | 16 bytes (x 113 memories = 1808 bytes total) |
(A) | (B) | (C) | (D) | (E) | (F) |
Bit | STATUS FLAG BYTE #1 CONTENTS | |
Offset | ||
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0Split Frequency Operation
1Dual Receive Operation
2Antenna Tuning In Progress
3CAT System Activated
4SUB
5Keypad Entry In Progress
6Main Receiver Muted
7PTT Keyed (Tx Active)
Bit | STATUS FLAG BYTE #4 CONTENTS | |
Offset | ||
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02nd IF 455 kHz Filter Selection Active
11st IF 8.2 MHz Filter Selection Active
2N/A
3N/A
4PTT Keyed via CAT Command
5General Coverage TX Inhibit
6Key Release Timer Active
7Tx Inhibit
Bit | STATUS FLAG BYTE #2 CONTENTS | |
Offset | ||
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0
1Memory Checking In Progress
2Dual VFO Tracking Active
3Quick Memory Bank Selected
4Memory Tuning Active
5VFO Operation
6Memory Operation
7General Coverage Reception
Bit | STATUS FLAG BYTE #5 CONTENTS | |
Offset | ||
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0RTTY TX Idle
1N/A
2N/A
3Grouped Memory MOde Active
4ANT B Selected
5RX ANT Selected
6PMS Tuning Active
7AM Synchronous Mode Active
Bit | STATUS FLAG BYTE #3 CONTENTS | |
Offset | ||
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0FAST Tuning Active
1Antenna Tuner (ATU)
2SUB
3MAIN
4Squelch Closed
5Scan Direction (Up/Down)
6Scan Paused
7Auto Memory Write Scanning Active
Bit | STATUS FLAG BYTE #6 CONTENTS | |
Offset | ||
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0Sub Receiver Audio Muted
1Main Receiver Audio Muted
2Dual VFO Tracking
3N/A
4N/A
5VFO Channel Stepping
6Tuner Wait (while tuning)
7AM Synchronous Mode Active
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