Schematics
UM20
36
6
4/8
D
ocID029
088 Re
v 3
Figure 31. STM32F779I-EVAL Ethernet
7
17
Ethernet
MB1219
B.1
2016/4/26
Title:
Size:
Reference:
Date:
Sheet:
of
A4
Revision:
STM32F779I-EVAL
Project:
MII_TXD0
MII_TX_EN
MII_TX_CLK
MII_RXD0
MII_RX_ER
MII_RX_DV
MII_RX_CLK
MII_COL
MII_CRS
X4
25MHz (with socket)
C28
22pF
C31
22pF
RESET#
R71
0
+3V3
+3V3
R81
4.87K
R80
2K2
+3V3
R79
2K2
C139
100nF
C136
100nF
C140
100nF
C138
10uF
MII_TXD1
MII_TXD2
MII_TXD3
MII_RXD1
MII_RXD2
MII_RXD3
TX_CLK
1
TX_EN
2
TXD_0
3
TXD_1
4
TXD_2
5
TXD_3/SNI_MODE
6
PWR_DOWN/INT
7
NC
8
NC
9
NC
10
NC
11
NC
12
RD-
13
RD+
14
AGND
15
TD-
16
TD+
17
PFBIN1
18
AGND
19
NC
20
NC
21
AVDD33
22
PFBOUT
23
RBIAS
24
25MHz_OUT
25
LED_ACT/COL/AN_EN
26
LED_SPEED/AN1
27
LED_LINK/AN0
28
RESET_N
29
MDIO
30
MDC
31
IOVDD33
32
X2
33
X1
34
IOGND
35
DGND
36
PFBIN2
37
RX_CLK
38
RX_DV/MII_MODE
39
CRS/CRS_DV/LED_CFG
40
RX_ER/MDIX_EN
41
COL/PHYAD0
42
RXD_0/PHYAD1
43
RXD_1/PHYAD2
44
RXD_2/PHYAD3
45
RXD_3/PHYAD4
46
IOGND
47
IOVDD33
48
U6
DP83848CVV
+3V3
C27
100nF
C32
100nF
C36
100nF
R73 1K5
TP12
25MHz
TD+
1
TCT
4
TD-
2
RD+
3
RCT
5
RD-
6
NC
7
CHS GND
8
LED(green)_A
9
LED(green)_K
10
LED(Yellow)_A
12
LED(Yellow)_K
11
Shield
13
Shield
14
CN9
J0011D21B
R76
240
R128
240
+3V3
C45
100nF
C44
100nF
MII_INT
R72
10K
Second source: SI-60116-F
PC3
PG11
PG13
PG14
PC2
PE2
PC4
PC5
PH6
PH7
PI10
PA7
PH3
PA0
R49
33
R48
33
R47
33
R46
33
R61
33
R50
33
R51
33
PA1
R74
2K2
R75
2K2
R77
2K2
MII_MCO
3
2
1
JP12
PA8
To MFX
MFX_GPIO13
+3V3
R118
50
R112
50
R87
50
R95
50
MII_MDC
MII_MDIO
PC1
PA2
MII_MDIO_GPIO
MII_MDC_GPIO
PJ13
PJ12
3
2
1
JP8
3
2
1
JP4