4.1. I/O Mapping

4.1. I/O Mapping

 

The input and output data of BD525 PROFIBUS-DP master and slave are to be mapped to the robot language and the embedded PLC’s FB1 and FB3 individually. There are 960 X inputs and 960 Y outputs. As shown in the table, it is possible to access in 5 types individually.

 

Table 4‑1 Input and output data

Classification		Command statement grammar	Size	Description	Remarks
BD525 PROFIBUS-DP Master	Controller output	FB1.Y1~960	960	Bit signal output
		FB1.YB1~120	120	Byte signal output
		FB1.YW1~60	60	Word signal output
		FB1.YL1~30	30	Double word signal output
		FB1.YF1~30	30	Float signal output
	Controller input	FB1.X1~960	960	Bite signal input
		FB1.XB1~120	120	Byte signal input
		FB1.XW1~60	60	Word signal input
		FB1.XL1~30	30	Double word signal input
		FB1.XF1~30	30	Float signal input
BD525 PROFIBUS-DP Slave	Controller output	FB3.Y1~960	960	Bit signal output
		FB3.YB1~120	120	Byte signal output
		FB3.YW1~60	60	Word signal output
		FB3.YL1~30	30	Double word signal output
		FB3.YF1~30	30	Float signal Output
	Controller input	FB3.X1~960	960	Bite signal input
		FB3.XB1~120	120	Byte signal input
		FB3.XW1~60	60	Word signal input
		FB3.XL1~30	30	Double word signal input
		FB3.XF1~30	30	Float signal input