Motion Status Register; Base+1Ch: Sta Motion Start Trigger Source Control Register; Base+1Dh: Sta Software Source Trigger; Base+1Eh: Software Reset Pcd4541 - Advantech PCI-1243U User Manual

4.6 Motion Status Register

4.6.1 Base+1Ch: STA Motion Start Trigger Source Con-
trol Register (Axes Dependant)
Write D7
NA
Read D7
0
With the STA function, you can start all axes synchronously. The trigger
source can be either external or from software.
D3~D0: X-, Y-, Z-, and U-Axis STA Source
0: External Control

4.6.2 Base+1Dh: STA Software Source Trigger

Write D7
NA
Read D7
NA
Writing to Base+1D to start the synchronous motion.

4.6.3 Base+1Eh: Software Reset PCD4541

Write
Read
D0: 1: Reset PCD4541 Chip
0: Active PCD4541 Chip
Note: For the Reset Process, the time Interval must > 100 us.
Outportb (Base+0x1E, 0x01);
/* wait 100us */
Outportb (Base+0x1E, 0x00);
PCI-1243U User Manual
D6 D5 D4
D6 D5 D4
0 0 0
D6 D5
D6 D5
D7 D6 D5
NA
D7 D6 D5
NA
D3 D2
U-Axes Z-Axes
D3 D2
U-Axes Z-Axes
1: Software Control
D4 D3
D4 D3
D4 D3
D4 D3
58
D1
Y-Axes
D1
Y-Axes
D2 D1
D2 D1
D2 D1
D2 D1
D0
X-Axes
D0
X-Axes
D0
D0
D0
RST
D0
RST