EVK-U20, EVK-U23 - User Guide
UBX-13001794 - R07
Early Production Information
Starting up
Page 7 of 21
1.6
EVK-U2x pinout
DIL Name/Pin Number
LISA Signal Name
LISA Pin N°
LISA Pin N°
LISA Signal Name
DIL Name/Pin Number
J112 Pins 7-8-9-10
GND
1
65
GND
J112 Pins 7-8-9-10
J112 Pin 3
V_BCKP
2
64
GND
J112 Pins 7-8-9-10
J112 Pins 7-8-9-10
GND
3
63
VCC
J101 Pins 7-8-9-10
J112 Pin 36
V_INT
4
62
VCC
J101 Pins 7-8-9-10
J112 Pin 22
RSVD
5
61
VCC
J101 Pins 7-8-9-10
J112 Pins 7-8-9-10
GND
6
60
GND
J112 Pins 7-8-9-10
J112 Pins 7-8-9-10
GND
7
59
SPI_MRDY / GPIO14
J112 Pin 37
J112 Pins 7-8-9-10
GND
8
58
SPI_SRDY / GPIO13
J112 Pin 39
J112 Pin 18
DSR
9
57
SPI_MISO / GPIO12
J101 Pin 17
J112 Pin 17
RI
10
56
SPI_MOSI / GPIO11
J101 Pin 18
J112 Pin 11
DCD
11
55
SPI_SCLK / GPIO10
J101 Pin 19
J112 Pin 12
DTR
12
54
GPIO9 / I2S1_WA
J112 Pin 30
J112 Pin 13
RTS
13
53
GPIO8 / I2S1_CLK
J112 Pin 34
J112 Pin 14
CTS
14
52
RSVD / CODEC_CLK
J112 Pin 24
J112 Pin 15
TXD
15
51
GPIO5
J112 Pin 23
J112 Pin 16
RXD
16
50
VSIM
J101 Pin 13
J112 Pins 7-8-9-10
GND
17
49
SIM_RST
J101 Pin 16
Not present
VUSB_DET
18
48
SIM_IO
J101 Pin 14
J112 Pin 29
PWR_ON
19
47
SIM_CLK
J101 Pin 15
J112 Pin 33
GPIO1
20
46
SDA
J101 Pin 21
J112 Pin 31
GPIO2
21
45
SCL
J101 Pin 20
J101 Pin 26
RESET_N
22
44
RSVD / I2S_RXD
J101 Pin 23
J112 Pin 32
GPIO3
23
43
RSVD / I2S_CLK
J101 Pin 22
J112 Pin 25
GPIO4
24
42
RSVD / I2S_TXD
J101 Pin 24
J112 Pins 7-8-9-10
GND
25
41
RSVD / I2S_WA
J101 Pin 25
Not present
USB_D-
26
40
GPIO7 / I2S1_TXD
J112 Pin 28
Not present
USB_D+
27
39
GPIO6 / I2S1_RXD
J112 Pin 27
Table 4: Cellular module interfaces availability on the 42-pins Dual-In-Line Board-to-Board connectors on the Adapter Board
1.7
Software installation
The USB driver can be downloaded from the EVK-U2x collection found on u-blox.com/evk-downloads.. Save the
executable file to any location of the hard drive on the computer. The installation can be started by running the
executable file on the computer running the Windows operating system.
