
COMe-cBW6 – User Guide Rev. 1.0
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2.6. Power Control...........................................................................................................................................................................................24
2.6.1. Power Supply .........................................................................................................................................................................................24
2.6.2. Power Button (PWRBTN#)................................................................................................................................................................24
2.6.3. Power Good (PWR_OK) ......................................................................................................................................................................24
2.6.4. Reset Button (SYS_RESET#)............................................................................................................................................................24
2.6.5. SM-Bus Alert (SMB_ALERT#) ..........................................................................................................................................................24
2.7. Environmental Specification................................................................................................................................................................ 25
2.7.1. Temperature Specification ................................................................................................................................................................ 25
2.7.2. Humidity ..................................................................................................................................................................................................25
2.8. Standards and Certifications...............................................................................................................................................................26
2.8.1. RoHS II.......................................................................................................................................................................................................26
2.8.2. Component Recognition UL 60950-1.............................................................................................................................................26
2.8.3. WEEE Directive......................................................................................................................................................................................26
2.8.4. Conformal Coating ..............................................................................................................................................................................26
2.8.5. Shock & Vibration ................................................................................................................................................................................26
2.8.6. EMC...........................................................................................................................................................................................................26
2.9. MTBF............................................................................................................................................................................................................ 27
2.10. Mechanical Specification ....................................................................................................................................................................28
2.10.1. Dimension..............................................................................................................................................................................................28
2.10.2. Height .....................................................................................................................................................................................................28
2.11. Module Dimensions ...............................................................................................................................................................................28
2.12. Thermal Management, Heatspreader and Cooling Solutions ................................................................................................28
3/ Features and Interfaces..................................................................................................................................................................30
3.1. Onboard eMMC Flash..............................................................................................................................................................................30
3.2. Secure Digital Card...................................................................................................................................................................................31
3.3. S5 Eco Mode ...............................................................................................................................................................................................31
3.4. LPC.................................................................................................................................................................................................................31
3.5. Serial Peripheral Interface (SPI) ......................................................................................................................................................... 32
3.6. SPI boot.......................................................................................................................................................................................................32
3.6.1. Recommended SPI boot flash types for 8-SOIC package ....................................................................................................... 33
3.6.2. Using an external SPI flash...............................................................................................................................................................34
3.6.3. External SPI flash on Modules with Intel® ME ...........................................................................................................................34
3.7. M.A.R.S.........................................................................................................................................................................................................34
3.8. UART ............................................................................................................................................................................................................34
3.9. Fast I2C........................................................................................................................................................................................................35
3.10. Dual Staged Watchdog Timer............................................................................................................................................................36
3.10.1. Basics......................................................................................................................................................................................................36
3.10.2. Time-out events.................................................................................................................................................................................36
3.10.3. WDT Signal ...........................................................................................................................................................................................36
3.11. Speedstep Technology .........................................................................................................................................................................36
3.12. C-States ....................................................................................................................................................................................................36
3.13. ACPI Suspend Modes and Resume Events .................................................................................................................................... 37
4/ Pinout List ............................................................................................................................................................................................38
4.1. General Signal Description....................................................................................................................................................................38
4.2. Connector X1A Row A .............................................................................................................................................................................39
4.3. Connector X1A Row B.............................................................................................................................................................................42
4.4. Connector X1B Row C.............................................................................................................................................................................45
4.5. Connector X1B Row D.............................................................................................................................................................................47
5/ BIOS Operation ...................................................................................................................................................................................49