Machine and cam data
9.5 Reading cam data
FM 352 electronic cam controller
72 Operating Instructions, 05/2011, A5E01071724-03
9.5 Reading cam data
Reading cam data
To read actual cam data from the module:
1. Set the following trigger bit in the channel DB:
– Read cam data (CAM1RD_EN to CAM8RD_EN)
2. Call FB CAM_CTRL in the cyclic user program.
This saves the actual cam data to the parameter DB on the CPU.
Excerpt from the channel DB
Address Name Type Initial value Comment
35.3 CAM1WR_EN BOOL FALSE 1 = write cam data 1 (cams 0 to 15)
35.4 CAM2WR_EN BOOL FALSE 1 = write cam data 2 (cams 16 to 31)
35.5 CAM3WR_EN BOOL FALSE 1 = write cam data 3 (cams 32 to 47)
35.6 CAM4WR_EN BOOL FALSE 1 = write cam data 4 (cams 48 to 63)
35.7 CAM5WR_EN BOOL FALSE 1 = write cam data 5 (cams 64 to 79)
36.0 CAM6WR_EN BOOL FALSE 1 = write cam data 6 (cams 80 to 95)
36.1 CAM7WR_EN BOOL FALSE 1 = write cam data 7 (cams 96 to 111)
36.2 CAM8WR_EN BOOL FALSE 1 = write cam data 8 (cams 112 to 127)
37.2 CAM1RD_EN BOOL FALSE 1 = read cam data 1 (cams 0 to 15)
37.3 CAM2RD_EN BOOL FALSE 1 = read cam data 2 (cams 16 to 31)
37.4 CAM3RD_EN BOOL FALSE 1 = read cam data 3 (cams 32 to 47)
37.5 CAM4RD_EN BOOL FALSE 1 = read cam data 4 (cams 48 to 63)
37.6 CAM5RD_EN BOOL FALSE 1 = read cam data 5 (cams 64 to 79)
37.7 CAM6RD_EN BOOL FALSE 1 = read cam data 6 (cams 80 to 95)
38.0 CAM7RD_EN BOOL FALSE 1 = read cam data 7 (cams 96 to 111)
38.1 CAM8RD_EN BOOL FALSE 1 = read cam data 8 (cams 112 to 127)
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