User Manual

MeiG_SLM550_Hardware Design Manual
MeiG Smart Technology Co., Ltd 15/89
3 Module Package
3.1 Pin distribution diagram
Figure 5 Module pin diagram (top view)
1
09
1
10
1
15
1
14
1
13
1
12
1
11
1
36
1
35
1
34
1
33
1
32
1
31
1
30
1
29
1
28
1
27
1
26
1
25
1
24
1
23
1
22
1
21
1
20
1
19
1
18
1
17
1
16
1
44
1
43
1
42
1
41
1
40
1
39
1
38
1
37
1
46
1
45
53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 45 46 47 48 49 50 51 52 38 39 40 41 42 43 44
37
30
31
32
33
34
35
36
18
19
20
21
22
23
24
25
26
27
28
29
17
3
1
4
5
6
7
2
V
B AT
VB AT
GND
8
9
10
11
12
13
14
15
16
SD_C
LK
SD_LD O21
P
o w e r Pi ns GND Pins
S
ignal Pins
1
48
1
47
1
49
1
50
74
81
80
79
78
77
76
75
93
92
91
90
89
88
87
86
85
84
83
82
94
1
08
1
07
1
06
1
05
1
04
1
03
1
02
1
01
1
00
99
98
97
96
95
1
52
1
51
1
53
1
54
1
55
1
56
2
71
1
88
1
87
1
89
1
90
1
92
1
91
1
93
1
94
1
95
1
96
2
23
2
22
2
24
2
25
2
27
2
26
2
28
2
29
2
30
1
97
2
50
2
21
2
51
2
52
2
54
2
53
2
55
2
56
2
31
1
98
2
49
2
20
2
70
2
48
2
19
2
69
2
47
2
18
2
68
2
46
2
17
2
67
2
45
2
16
2
66
2
44
2
15
2
43
2
13
2
14
2
12
1
75
1
76
1
74
2
74
2
72
2
73
2
32
2
57
1
99
2
33
2
58
2
00
2
34
2
59
2
01
2
35
2
60
2
02
2
36
2
61
2
03
2
37
2
38
2
04
2
06
2
07
2
05
1
68
1
69
1
67
2
65
2
63
2
64
2
62
2
42
2
40
2
41
2
39
2
11
2
09
2
10
2
08
1
73
1
71
1
72
1
70
1
86
1
85
1
84
1
83
1
82
1
81
1
80
1
79
1
78
1
77
1
57
1
58
1
59
1
60
1
61
1
62
1
63
1
64
1
65
1
66
MIC1_P
MIC_GND
MIC2_P
GND
EA R_P
EA R_N
LINE_OUT_P
GND
USB_DM
LINE_OUT_N
USB_DP
GND
USB_ID
USIM 2_DET
USIM 2_RST
USIM2_CLK
USIM 2_DATA
USIM 2_VDD
USIM 1_DET
USIM 1_RST
USIM1_CLK
USIM 1_DATA
USIM 2_VDD
GND
VI B_DRV_P
PWM
TP_INT
TP_RST
SD_LD O4
GPIO_108
UART2_TXD
UART2_RXD
UART2_CTS
UART2_RTS
SD_C
MD
SD_DATA0 SD_DATA1 SD_DATA2 SD_DATA3
USB_BO OT
SD_DET
TP_I2C_SCL
TP_I2C_SDA
LCD _RST
LCD _TE
GND
DSI_CLK_P
DSI_CLK_N
DSI_LN 0_N
DSI_LN 0_P
DSI_LN 1_N
DSI_LN 1_P
DSI_LN 2_N
DSI_LN 3_N
DSI_LN 2_P
DSI_LN 3_P
GND
CSI1_CLK_N
CSI1_CLK_P
CSI1_LN 0_N
CSI1_LN 0_P
CSI1_LN 1_N
CSI1_LN 1_P
GND
CSI1_LN 3_N
CSI1_LN 3_P
CSI1_LN 2_N
CSI1_LN 2_P
G
PIO_33
GPIO_34
GPIO_32
GPIO_35
GPIO_39
GPIO_98
GPIO_99
GPIO_101
GPIO_100
GP IO_103
GP IO_36
PM_GP IO_1
GPIO_31
VO L_DOWN
VO L_UP
DBG_TXD
DBG_RXD
SENSOR_I2C_SDA
GPIO_102
GND
GND
ANT_MAIN
GND
GND
CAM_I2C_SDA
CAM_I2C_SCL
SCAM_PWDN
SCAM _RST
M CA M_ PW D N
M CA M_ R ST
GND
ANT_W IFI/BT
GND
SCAM _M CLK
M CA M_ M CL K
GPIO_38
V
B AT
VB AT
GND
GND
VB US
VB US
GND
HPH_L
HSDET_L
CDC_HPH_REF
HPH_R
GND
BATT_THERM
VB AT_SNS_P
ANT_DRV
PA CK _VS NS _M
GND
LDO 20_2P85
ADC
GPIO_113
VCOI N
GPIO_114
NC
PM_GP IO_4
GND
ANT_GNSS
GND
GPIO_15
GPIO_14 GPIO_17 GPIO_16
GPIO_105
PWRKEY
GPIO_107
GP IO_10 6
LDO 15_1V8