Kontron COMe-cHL6, User Manual

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COMe-cHL6 / System Resources
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5.7 System Management (SM) Bus
The 8-bit SMBus addresses uses the LSB (Bit 0) for the direction. Bit0 = 0 defines the write address, Bit0 = 1 defines the
read address for the device. The 8-bit addresses listed below shows the write adress for all devices. 7-bit SMBus adresses
shows the device address without Bit0.
8-bit Address 7-bit Address Device Comment SMBus
12h 0x09 SMART_CHARGER Not to be used with any SM bus device except a charger SMB
14h 0x0A SMART_SELECTOR Not to be used with any SM bus device except a selector or manager SMB
16h 0x0B SMART_BATTERY Not to be used with any SM bus device except a battery SMB
30h 0x18 DDR3 Thermal Sensor Chan. A Do not use under any circumstances SMB
34h 0x1A DDR3 Thermal Sensor Chan. B Do not use under any circumstances SMB
58h 0x2C Hardware Monitor Do not use under any circumstances SMB
A0h 0x50 DDR3 channel A SPD Do not use under any circumstances SMB
A4h 0x52 DDR3 channel B SPD Do not use under any circumstances SMB
C8h 0x64 Ethernet I218-LM Do not use under any circumstances SML0
A JIDA Bus No. like in former Modules cannot be provided because the EAPI driver
implementation enumerates the I2C busses dynamically. Please follow the initialisation
process like it is provided in the EAPI specification.