CAN Bus BITE Packets

CAN Bus BITE Packet (RCP8 to Host)
Char Function Status Bit Default Active
1 SYNC (C0 Hex)
2 Identification byte (User choice)
3 CAN-bus Status and Fault Conditions
D6 EL Belt Switch S70 LOW HIGH
D5 EL Driver Current Limit S69 LOW HIGH
D4 EL Driver Alarm S68 HIGH LOW
D3 EL Driver Ready S67 LOW HIGH
D2 AZ Driver Current Limit S66 LOW HIGH
D1 AZ Driver Alarm S65 HIGH LOW
D0 AZ Driver Ready S64 LOW HIGH
4 CAN-bus Status and Fault Conditions
D6 Spare S77 LOW --
D5 Spare S76 LOW --
D4 Spare S75 LOW --
D3 Spare S74 LOW --
D2 Lower EL Limit S73 LOW HIGH
D1 Upper EL Limit S72 LOW HIGH
D0 AZ Belt Switch S71 LOW LOW
5 CAN-bus Status and Fault Conditions
D6 Spare S84 LOW --
D5 Gear Heaters S83 HIGH LOW
D4 Motor Driver Heaters S82 HIGH LOW
D3 Motor Driver Fans S81 LOW LOW
D2 CAN-bus Broken S80 LOW HIGH
D1 Spare S79 LOW --
D0 Spare S78 LOW --
6 CAN-bus Status and Fault Conditions
D6 Spare S91 LOW --
D5 Spare S90 LOW --
D4 Spare S89 LOW --
D3 Spare S88 LOW --
D2 Spare S87 LOW --
D1 EL Encoder OK S86 LOW HIGH
D0 AZ Encoder OK S85 LOW HIGH
7 CAN-bus Status and Fault Conditions
D6 EL encoder cycle too short S98 LOW HIGH
D5 EL encoder memory error S97 LOW HIGH
D4 EL encoder hardware alarm S96 LOW HIGH
D3 Spare S95 LOW --
D2 Spare S94 LOW --
D1 Spare S93 LOW --
D0 Spare S92 LOW --
8 CAN-bus Status and Fault Conditions
D6 Spare -- LOW --
D5 Spare -- LOW --
D4 AZ encoder protocol error -- LOW HIGH
D3 AZ encoder cycle too short -- LOW HIGH
D2 AZ encoder memory error -- LOW HIGH
D1 AZ encoder hardware alarm -- LOW HIGH
D0 EL encoder protocol error -- LOW HIGH
9 END OF MESSAGE (FF Hex)
CAN Bus Q-BITE Packet (RCP8 to Host)
Char Function Scale
1 SYNC (AF Hex)
2 Identification byte (User choice)
3-4 Azimuth Motor Current [A] scale 1000
5-6 Elevation Motor Current [A] scale 1000
7-8. Azimuth Motor Temperature [ºC] scale 10
9-10 Elevation Motor Temperature [ºC] scale 10
11-12 Radom Room Temperature [ºC] scale 10
13-14 Equipment Bay Temperature [ºC] scale 10
15-16 Spare
17-18 Spare
19 END OF MESSAGE (FF Hex)
CAN-Bus can be controlled through auxiliary control bits.CAN Bus Auxiliary Control
Function Control Bit
AZ Driver ON c64
EL Driver ON c65
AZ Alarm Reset c66
EL Alarm Reset c67