Manual ME-5001
Rev. 1.1E
Meilhaus Electronic
Page 17
Hardware
3.3
Digital Input/Output
The ME-5001 has totally six 8 bit digital I/O ports (subdevice 0..5). In
single operation mode, the subdevices can be configured independently
of one another, as input or output. The direction of the ports is defined
by software. After powering up, all the ports are configured as inputs.
Diagram 4: Wiring of digital inputs/outputs
Please read chapter 4.1.1 from page 23 for programming the different
operating modes.
DIO_0..7
DIO_8..15
DIO_16..23
DIO_24..31
GND_PC
R
T
Subdevice 1
8
In/Out
R
T
Subdevice 0
8
In/Out
3.3 V/5 V
R
T
Subdevice 3
DIO_32..39
DIO_40..47
8
Subdevice 4
8
Subdevice 5
8
In/Out
R
T
Subdevice 2
8
In/Out
Level switching
3.3 V
5 V
5V
