System-on-Module eSOM/3517 - Hardware Reference
B o a r d R e v i s i o n 1 . 0 / M a n u a l R e v i s i o n 1 . 1
13
3.7
microSD Card Slot – J3
Pin Name
Function
1 SDDAT2
SD Card Data 2
2 SDDAT3
SD Card Data 3
3 SDCMD
SD Card Command
4 VCC
3.3 VDC
5 SDCLK
SD Card Clock
6 GND
Ground
7 SDDAT0
SD Card Data 0
8 SDDAT1
SD Card Data 1
Table 8:
Pinout microSD card slot – pin 1 to 25
3.8
JTAG/Debug Connector – J5
Pin
Name
Function
1 VCC
3.3 VDC
2 GND
Ground
3 TRST#
Test Reset
4 ---
Reserved
5 TDI
Test Data In
6 ---
Reserved. Do not use.
7 TMS
Test Mode Select
8 ---
Reserved. Do not use.
9 TCK
Test Clock
10 GND
Ground
11 RTCK
Return Test Clock
12 DDP
USB Device Port+ Pin
13 TDO
Test Data Out
14 DDM
USB Device Port- Pin
15 RESET#
Reset
16 DDVCC
USB Device VBus
17 GND
Ground
18 ---
Reserved. Do not use.
Table 9:
Pinout JTAG/Debug connector