Datasheet
Page 45
X5
25MHz
C111
22pF
C110
22pF
X4
32.768KHz
C108
10pF
C109
10pF
OSC32_IN
OSC32_OUT
OSC_IN
OSC_OUT
VCC-3.3V
VCC-3.3V
VCC-3.3V
C118 100nF
C123 100nF
C124 100nF
C125 100nF
C126 100nF
C127 100nF
C130 10nF
C131 1uF
C134 4.7uF
VCC-3.3V
C115 100nF
C116 100nF
C117 100nF
C119 100nF
C120 100nF
C121 100nF
C122 100nF
MP3
HDR-LN_OUT_L
HDR-LN_OUT_R
HDR-LN_IN_R
HDR-LN_IN_L
LINE-OUT_L
LINE-OUT_R
LINE-IN_L
LINE-IN_R
VCC-3.3V
VCC-5V
HDR-RST#
HDR-LN_OUT_L
HDR-LN_OUT_R
HDR-LN_IN_R
HDR-LN_IN_L
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
HDR1
M1X26
HDR2
M1X26
HDR-LAN-RX_P
HDR-LAN-RX_N
HDR-LAN-TX_P
HDR-LAN-TX_N
HDR-CAN_RX
HDR-CAN_TX
HDR-SPI1_SCK
HDR-SPI1_MISO
HDR-SPI1_MOSI
HDR-SPI1_SS
HDR-I2C1_SCL
HDR-I2C1_SDA
HDR-UART1_RX
HDR-UART1_TX
HDR-UART2_RX
HDR-UART2_TX
HDR-AN0
HDR-AN1
HDR-AN2
HDR-AN3
HDR-AN4
HDR-AN5
HDR-PWM0
HDR-PWM1
HDR-PWM2
HDR-PWM3
HDR-PWM4
HDR-PWM5
HDR-INT0
HDR-INT1
HDR-INT2
HDR-INT3
HDR-SPI2_SCK
HDR-SPI2_MISO
HDR-SPI2_MOSI
HDR-SPI2_SS
HDR-I2C2_SCL
HDR-I2C2_SDA
R68 4K7
R67 4K7
VCC-3.3V
VdcVCC-3.3V
ETHERNET
HDR-LAN-RX_P
HDR-LAN-RX_N
HDR-LAN-TX_P
HDR-LAN-TX_N
LAN-TX_P
LAN-TX_N
LAN-RX_P
LAN-RX_N
R87 100K
R86 100K
C107
2.2uF
C114 2.2uF
VCC-3.3V
Vbat_mcu
HDR-INT0
HDR-INT1
HDR-INT2
HDR-INT3
HDR-AN0
HDR-AN1
HDR-AN2
HDR-AN3
HDR-AN4
HDR-AN5
HDR-PWM0
HDR-PWM1
HDR-PWM2
HDR-PWM3
HDR-PWM4
HDR-PWM5
HDR-CAN_RX
HDR-CAN_TX
HDR-UART1_RX
HDR-UART1_TX
HDR-UART2_RX
HDR-UART2_TX
HDR-I2C2_SCL
HDR-I2C2_SDA
HDR-GPIO1
HDR-GPIO2
HDR-SPI1_SS
HDR-SPI2_SS
OSC_IN
OSC_OUT
144
143
142
141
140
139
138
137
136
135
134
133
132
131
130
129
128
127
126
125
124
123
122
121
117
118
119
120
116
115
114
113
112
111
110
109
106
108
107
102
103
104
105
73
30
29
28
27
34
33
58
57
56
55
54
53
52
46
36
35
42
43
44
45
37
50
9
48
49
11
12
32
72
69
68
67
66
65
64
63
4
3
78
77
24
23
18
17
16
15
14
13
5
6
7
8
10
79
80
1
2
22
21
20
19
62
61
60
59
38
39
40
41
47
71
31
51
70
26
25
76
75
74
STM32F407ZG
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
PA1
PA0
VDDA
VREF+
PA6
PA5
PE6
VBAT
PC13
PC14
PB10
PE15
PE14
PG0
PC4
PA7
VDD
PF13
PF14
PF15
PC5
PB0
PG6
PG5
PG4
PG8
PG3
PG2
VDD
VSS
PE5
PE4
PC8
PC7
PC6
VDD
VSS
PG7
PF2
PC2
PH0
PF10
PF9
PF8
PF7
PF6
VCAP1
PB11
PE12
PF4
PF1
PF0
VSS
PC9
PA8
PE2
PE3
PC1
PC0
NRST
PH1
PF11
PF12
PE13
PE9
PB1
PB2
PG1
VDD
PA3
PE7
VSS
PD15
VDD
VSS
PF5
PA2
PA4
PE8
PE11
PD14
VSSA
VDD
PC3
PF3
PC15
VDD
PE10
VDD
PD9
PB15
PB12
PB13
PB14
PD8
PD10
PD11
PD12
PD13
PA9
PA11
VDD
VSS
VCAP2
PA13
PA12
PA10
PG12
PG11
PG10
PG14
PG9
PD7
VSS
PD5
PB4
PB3
PG15
VDD
VSS
PG13
PB5
PB6
PD6
VDD
PD0
PC11
PA14
PA15
PC10
PC12
PD1
PD2
PD3
PD4
PB7
PB8
VDD
PDR_ON
PE1
PE0
PB9
BOOT0
101
VSS
U18
R29
27
R102
27
BAT1
3000TR
OSC32_IN
OSC32_OUT
HDR-RST#
HDR-I2C1_SCL
HDR-I2C2_SDA
HDR-SPI1_SCK
HDR-SPI1_MISO
HDR-SPI1_MOSI
HDR-SPI2_SCK
HDR-SPI2_MISO
HDR-SPI2_MOSI
HDR-GPIO1
HDR-GPIO2
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
Figure 17-1: Connecting pads schematic