4MCIMX53SMD Board Hardware User’s Guide, Rev. 0 Freescale Semiconductor
4.2. SD Card Connector (J13) .......................................................................................................................19
4.3. Headphone Output Connector (J130)...................................................................................................20
4.4. Dual USB Host Jack (J31, J32)................................................................................................................21
4.5. Micro-B USB Device Connector (J34)....................................................................................................22
4.6. Mini-HDMI Connector (J25) ..................................................................................................................23
4.7. Debug Connector (J127)........................................................................................................................24
4.8. SATA Connector (J5)..............................................................................................................................25
4.9. VGA Dock Connector (J131)..................................................................................................................26
4.10. LVDS Connector (J28, J29).....................................................................................................................27
5. MCIMX53SMD Board Architecture and Design ............................................................................................28
5.1. Dual LDO, DCDC, and Charger...............................................................................................................29
5.2. Dialog DA9053 PMIC .............................................................................................................................29
5.2.1. SMD Power Rails ...........................................................................................................................31
5.2.2. Backlight LED Driver......................................................................................................................33
5.2.3. Touch-Screen Operation...............................................................................................................33
5.2.4. Miscellaneous ...............................................................................................................................33
5.3. i.MX53 Applications Processor .............................................................................................................34
5.3.1 Peripheral Module Logic Voltage Levels.......................................................................................35
5.3.2 Boot Mode Operations and Selections .........................................................................................35
5.3.3 Clock Signals..................................................................................................................................39
5.3.4 i.MX53 Internal Regulators ...........................................................................................................41
5.3.5 Watch Dog Timer ..........................................................................................................................42
5.4. DDR3 SDRAM Memory..........................................................................................................................42
5.5. SD Card Connector................................................................................................................................43
5.6. eMMC 4.4..............................................................................................................................................43
5.7. HDMI .....................................................................................................................................................43
5.8. VGA Video Output.................................................................................................................................43
5.9. LVDS Video Output................................................................................................................................44
5.10. Expansion Port ......................................................................................................................................45
5.11. Audio.....................................................................................................................................................45
5.12. Ethernet (Debug Board)........................................................................................................................46
5.13. USB PHY Connections............................................................................................................................47
5.14. SATA ......................................................................................................................................................47
5.15. Debug UART Serial Port (Debug Board) ................................................................................................48
5.16. JTAG Operations (Debug Board) ...........................................................................................................48