PCM-061/phyCORE-i.MX7 System on Module
L-821e_2
© PHYTEC America L.L.C. 2017
3
Table of Contents
Table of Contents ................................................................................................................................................................ 3
List of Figures ...................................................................................................................................................................... 5
List of Tables ....................................................................................................................................................................... 6
Conventions, Abbreviations and Acronyms ........................................................................................................................ 7
Preface ................................................................................................................................................................................ 9
1
Introduction .............................................................................................................................................................. 12
1.1
Block Diagram ................................................................................................................................................... 14
1.2
Component Placement Diagram ....................................................................................................................... 15
2
Pin Description .......................................................................................................................................................... 17
3
Jumpers ..................................................................................................................................................................... 25
4
Power ........................................................................................................................................................................ 27
4.1
Primary System Power (VCC_SOM) .................................................................................................................. 27
4.2
Power Mode Management ............................................................................................................................... 27
4.3
Power Management IC (U2) .............................................................................................................................. 28
5
Real-Time Clock (RTC) ............................................................................................................................................... 31
5.1
i.MX7 RTC .......................................................................................................................................................... 31
5.2
External RTC ...................................................................................................................................................... 31
6
System Configuration and Booting ........................................................................................................................... 32
6.1
Boot Mode Pin Settings ..................................................................................................................................... 32
6.2
Boot Device Selection ....................................................................................................................................... 32
6.3
Boot Device Configuration ................................................................................................................................ 33
7
System Memory ........................................................................................................................................................ 34
7.1
DDR3 SDRAM (U3, U4) ...................................................................................................................................... 34
7.2
eMMC (U5) and NAND Flash (U6) Memory ...................................................................................................... 34
7.3
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C EEPROM (U11) ............................................................................................................................................. 34
7.4
QSPI NOR Flash Memory (U9) ........................................................................................................................... 35
7.5
Memory Model ................................................................................................................................................. 35
8
SD/MMC Card Interfaces .......................................................................................................................................... 36
9
Serial Interfaces......................................................................................................................................................... 37
9.1
USB .................................................................................................................................................................... 37
9.2
Ethernet ............................................................................................................................................................ 37
9.3
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2
C ...................................................................................................................................................................... 38
9.4
PCI Express ........................................................................................................................................................ 38
10
Debug Interface..................................................................................................................................................... 39
