Getting Started with Cinterion
®
EMS31
4 Appendix: Circuit Diagrams for Evaluation Module Board
16
EMS31_startup_guide_v01b
2017-10-19
Confidential / Released
Page 14 of 17
4
Appendix: Circuit Diagrams for Evaluation Module Board
Figure 6:
Schematic sheet 1
VSIM_I
0R
R111
0R
R112
0R
R113
0R
R114
CCIO
VSIM
CCRST
CCCLK
CCRST_I
CCIO_I
CCCLK_I
4k7
R125
I2CCLK
GPIO14
GPIO5
VSIM_I
DCD0
VUSB
GPIO8
DSR0
RXD2
TXD1
GPIO7
RXD1
CCCLK_I
CTS1
RTS1
GPIO6
RTS2
EMERG_RST
VCORE
I2CDAT
CTS2
FAST_SHDWN
TXD2
DTR0
0R
R103
GPIO13
GPIO12
GPIO11
CCIO_I
CCIN_I
VRTC
CCRST_I
CCIO
NC
GND
CCCLK
CCRST
CCVCC
X107
6
5
4
3
2
1
0R
R140
0R
R143
0R
R141
0R
R144
0R
R136
0R
R138
0R
R137
0R
R139
GND
GND
GND
GND
1n
C122
2u2
C109
GND
GND
2u2
C118
CCIO_I
0R
R151
GND
ESDA6V1-5P6
V204
2
1
3
4
5
6
BATT_PWR
0R
R102
CTS0
GND
GPIO8
GND
CCCLK2
0R
R116
C101
22u
VUSB
GND
RXD1
SPI_CS1
0R
R142
TXD1
TXD0
100k
R104
CTS1
FAST_SHDWN
CCIO_I
SPI_MOSI
0R
R120
C100
22u
GND
GND
0R
R127
SPI_CS2
GND
T9
CCRST_I
EPN1
VSIM_I
GND
GND
CCCLK_I
GPIO5
USB_DN
GND
CCRST_I
USB_DP
GND
EPP1
0R
R154
GPIO15
GND
T4
18p
C126
BATT_PWR
0R
R153
T7
22n
L102
DIV_RX_ANT
0R
R152
X104
2
3
1
1 8 p
C125
0R
R108
X103
2
3
1
1 8 p
C106
V 1 8 0 _ I N T
DBG_UART_TXD
RTS0
DBG_UART_RXD
RTCK
CCRST2
CCIO2
SPI_CS1
ON
222
221
33
32
31
30
29
28
27
26
25
24
23
22
21
20
220
219
218
217
216
215
214
213
212
211
210
209
208
207
206
205
204
203
202
201
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
53
54
55
56
57
58
59
60
61
62
63
64
65
66
243
244
X100
222
221
33
32
31
30
29
28
27
26
25
24
23
22
21
20
220
219
218
217
216
215
214
213
212
211
210
209
208
207
206
205
204
203
202
201
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
53
54
55
56
57
58
59
60
61
62
63
64
65
66
243
244
CCCLK_MIM
T6
2u2
C108
SPI_MISO
T2
TXD0
GND
VRTC
RING0
SWP
SPI_MOSI
GND
GND
GND
TMS
GND
GPIO7
2u2
C117
GND
DTR0
RXD0
X102
2
3
1
CCIO_MIM/CCVCC2
GND
GND
GND
18p
C124
GND
DSR0
GND
CRST_MIM/CCIN2
SPI_CLK
1 8 p
C127
RING0
86
85
84
83
82
81
80
79
78
77
76
75
74
73
72
71
70
69
68
67
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
245
246
247
248
249
250
251
252
X100
86
85
84
83
82
81
80
79
78
77
76
75
74
73
72
71
70
69
68
67
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
245
246
247
248
249
250
251
252
CCIN_I
ADC1
CTS0
22n
L100
CCRST2
SPI_CS2
GND
GND
X100
19
19
18
18
17
17
16
16
15
15
14
14
13
13
12
12
11
11
10
10
9
9
8
8
7
7
6
6
5
5
4
4
3
3
2
2
1
1
34
34
35
35
36
36
37
37
38
38
39
39
40
40
41
41
42
42
43
43
44
44
45
45
46
46
47
47
48
48
49
49
50
50
51
51
52
52
RTS0
DCD0
TDO
GPIO6
CCCLK2
SPI_MISO
GND
TDI
220n
C121
0R
R126
AGND
DIV_RX_ANT
CRST_MIM/CCIN2
SPI_CLK
RXD0
GND
GND
ON
GND
T8
CCIO_MIM/CCVCC2
GPIO11
GND
TCK
T5
GND
CCIO2
GND
TRST
GND
CCCLK_MIM
0R
R101
SWP
V180_1
RTS0
1 0 k
R105
15k
R106
GND
GND
1 0 k
R107
RTS1
15k
R109
X101
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
33
34
GND
GND
47u
C103
47u
C102
FFF_FFH
FFF_FFH
GPIO12
SPI_CS3
SPI_CS4
SPI_CS4
SPI_CS3
0R
R182
0R
R183
TP110
V 1 8 0 _ I N T
V180_EXT
V180
0R
R184
0R
R185
0R
R186
TP111
TP112
0R
R190
CCIO2
CCCLK2
CCRST2
CCIO_MIM/CCVCC2
0R
R191
0R
R192
0R
R193
CCIO2
CCCLK2
CCRST2
CCIO_MIM/CCVCC2
CRST_MIM/CCIN2
CCCLK_MIM
0R
R199
0R
R198
0R
R197
CRST_MIM/CCIN2
0R
R194
GND
220k
R195
V180
0R
R196
UFL_ANT_CON_NI
1n
C180
GND
0R
R177
GND
1n
C181
100k
R170
V180
100k
R171
100k
R172
GND
GND
820R
R181
1 k 5
R180
GND
HSIC_STRB
HSIC_DATA
DIV RX POGO
LGA FOOTPRINT
( C l o s e t o X 1 0 7 )
N O T E ! E i t h e r R 1 8 4 o r R 1 8 5 c a n b e p o p u l a t e d . N e v e r b o t h o f t h e m .
Note:
Circuit elements marked
blue
are not (yet)
populated on the EMS31 evaluation module
boards, and thus reserved for future use.
Black circuit elements apply to the complete
EMS31 family - though not every feature/pad is
supported by every product.
