Figure 4.
STEVAL-IOD004V1 (main board) circuit schematic (2 of 4)
DIO
CQ
IO-Link Device supply
voltage Range 7v-32v
default CLOSE 1-2
IO-link 4-position M8 A-coded connector
32V
Male Rear PCB Mount
CQ & DIO independent
(DIO mode) => JP3 open, Jp1 closed
CQ & DIO shorted together
(JOIN mode) => JP3 closed
default open
default closed
default closed
Analog and digital ground connected only at a point
CTLD
L6364_SS
L6364_INT
L6364_MISO
L6364_MOSI
L6364_UART RX
L6364_UART TX
VCC
DIO
CQ
L6364_SCLK
GND
3V3
L6364_UART RX
L6364_UART TX
C7
100nF
TP2
C1
470pF
JP3
0
L1
220uH
1
2
JP4
0
JP1
TP1
C2
220nF
U1
L6364 (CSP)
V
D
IG
A
5
V
3
V
3
B
5
V
5
V
C
4
G
N
D
C
5
V
D
C
D
C
D
4
LED1
C3
LED2
D5
LOUT
D3
DOUT
D2
CTLD
B2
V
P
L
U
S
D
1
D
IO
C
1
C
Q
B
1
A
1
P
G
N
D
A2
INT
MOSI
A3
MISO
B3
SS
A4
SCK
B4
LD2
LED GREEN
A
C
R1
4.7K
C3
470pF
C5
2.2uF
C4
10nF
SW1
1
2
3
C6
4.7uF
CN1
1
4
3
2
JP2
LD1
LED RED
A
C
L6364_CTLD
3V3
L6364_MOSI
L6364_INT
L6364_MISO
L6364_SS
L6364_SCLK
L6364_CTLD
L6364_SS
L6364_INT
L6364_MISO
L6364_MOSI
L6364_UART RX
L6364_UART TX
L6364_SCLK
L6364_UART RX
L6364_UART TX
UM2942
-
Rev 1
page 9/20
UM2942
Schematic diagrams