NuMaker-M251KG
Aug.
08, 2020
Page
46
of 49
Rev 1.00
NuMa
k
er
-M
25
1
K
G
U
S
E
R
MA
NU
A
L
Ma
k
er Nu
-m
be
d
NUC
47
2
Us
er Man
ua
l
Extension Connector
Figure 5-3 shows extension connectors of NuMaker-M251KG.
Figure 5-3 Extension Connectors Circuit
P2
P12
P10
P8
P6
P4
P22
P20
P18
P16
P14
P32
P30
P28
P26
P24
P17
P24
P23
P22
P21
P27
P26
P25
P36
P35
P34
P33
P40
P39
P80
P79
P78
P77
P83
P82
P81
P104
P103
P110
P109
P108
P107
P34
P36
P111
P46
P38
P40
P42
P44
P56
P52
P54
P50
P48
P64
P62
P60
P58
PA4_NU3_D9
PA5_NU3_D8
PC5_NU3_D3
PC4_NU3_D2
PA7_NU3_D6
PA6_NU3_D7
P33
P35
PC3_NU3_D4
PC2_NU3_D5
P45
P37
P39
P41
P43
P57
P55
P51
P53
P49
P47
P63
P61
P59
P65 - P96
JP4
HEADER 2.54 16X2 (NC)
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
27
28
29
30
31
32
JP6
HEADER 2.54 16X2 (NC)
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
27
28
29
30
31
32
MCUVCC_DIODE
P97 - P128
MCUVCC_DIODE
P107
P97
P99
External Connector
P115
P117
P113
P111
P109
P101
P103
P105
P127
P125
P123
P121
P119
P75
P65
P67
P83
P85
P81
P79
P77
P71
P73
P95
P93
P91
P89
P87
UNO Interface
P1 - P32
P33 - P64
P3
P7
P5
P1
P23
P21
P19
P17
P15
P13
P11
P9
P31
P29
P27
P25
JP3
HEADER 2.54 16X2 (NC)
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
27
28
29
30
31
32
JP5
HEADER 2.54 16X2 (NC)
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
27
28
29
30
31
32
PB5_NU2_A2
PB4_NU2_A3
PB3_NU3_D1/TX
Tit le
Size
Docum ent Num ber
Rev
Dat e:
Sheet
of
NuMaker-PFM-M251KG
v1.0
Ext. Connector
Custom
3
3
Wednesday , June 17, 2020
PB2_NU3_D0/RX
PC12
PC10
PB1_NU2_A5/SCL/TX
PC11
PC9
PB0_NU2_A4/SDA/RX
GND
VDD_MCU
PA11_NU5_CLK
PA10_NU5_MOSI
PA9_NU5_MISO
PA8_NU5_SS
PD12
PD11
PD10
PF7
VBAT
PF5_X32_IN
PF4_X32_OUT
PF6
PC8
PE12
PE15
PC6
PA1_NU3_D12/MISO
PA3_NU3_D10/SS
PA5_NU3_D8
VDD_MCU
VDDIO
PA6_NU3_D7
PF3_XT1_IN
PF2_XT1_OUT
PE8
PE9
PE10
PE11
PC7
PE13
PA7_NU3_D6
GND
PD15
PA4_NU3_D9
PA2_NU3_D13/CLK
PA0_NU3_D11/MOSI
PE14
TICERST
TICECLK
PD8
P82
P86
P94
P84
P88
P90
P92
P96
P66
P68
P69
P70
P72
P80
P74
P76
P78
TICEDAT
PD9
PD0
PD2
PC2_NU3_D5
PC3_NU3_D4
PC5_NU3_D3
PA12
PC1_NU4_SCL
PC0_NU4_SDA
PA13
PC4_NU3_D2
PD1
PD3
VDD_MCU
GND
PA15
PA14
PD5
PD7
PD4
PD6
PD13
NU5
header 2.54 2X4 ¤½ (¥¿ -±)
SPI0_MISO
1
VCC
2
SPI0_CLK
3
SPI0_MOSI
4
RESET
5
GND
6
SPI0_SS
7
GPIO
8
NU1
HEADER 2.54 8X1 f emale
NC
1
VDD
2
MCU_RESET
3
3VCC
4
5VCC
5
VSS
6
VSS
7
VIN
8
NU3
HEADER 2.54 8X1 f emale
D0
1
D1
2
D2
3
D3
4
D4
5
D5
6
D6
7
D7
8
NU2
HEADER 2.54 6X1 f emale
A0
1
A1
2
A2
3
A3
4
A4/SDA
5
A5/SCL
6
NU4
HEADER 2.54 10X1 f emale
D8
1
D9
2
D10
3
D11
4
D12
5
D13
6
VSS
7
VREF
8
I2C_SDA
9
I2C_SCL
10
GND
GND
TICERST
PB4_NU2_A3
PB6_NU2_A1
PB5_NU2_A2
PB7_NU2_A0
PC0_NU4_SDA
PC1_NU4_SCL
PB0_NU2_A4/SDA/RX
PB1_NU2_A5/SCL/TX
PA3_NU3_D10/SS
PA2_NU3_D13/CLK
VREF
GND
PA0_NU3_D11/MOSI
PA1_NU3_D12/MISO
PB2_NU3_D0/RX
PB3_NU3_D1/TX
PA11_NU5_CLK
PA8_NU5_SS
PA9_NU5_MISO
TICERST
PB15_NU5_GPIO
GND
PA10_NU5_MOSI
NU1_VIN
NU1_5VCC
NU1_3VCC
PB7_NU2_A0
PB8
PB9
PB14_LED_R
PB11
VDD_MCU
LDO_CAP
GND
AVSS
VREF
AVDD
PB10
MCU_TX
MCU_RX
PB15_NU5_GPIO
PC14
P118
P114
P120
P116
P126
P124
P122
P98
P128
P104
P102
P100
P110
P108
P106
PE5
PE6
PE7
P112
PE1
PE2
PE3
PE4
PB6_NU2_A1
PE0