17 read smc status, 18 read bootloader version-string – ADLINK CoreExpress-ECO2 User Manual

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4.17 Read SMC Status

This command gives an information of the status of the SMC controlled signals.

START

SMC_addr

ACK command

ACK START (Repeat)

SMC_addr+1

ACK

length

ACK(C) data

ACK(C) STOP

Table 4.17.1 SMC transmitter format of the Read SMC Status Command Code

ITEM

DESCRIPTION

START

SM-bus start condition

SMC_addr

0x50 (8-bit)

ACK

SM-bus acknowledge condition generated by receiver

command

0x3D = “Read SMC Status” Command code

length

0x01 = 1 Bytes data length

data

Reflects the status of the SMC controlled signals

Board specific -> see TME of Board chapter “LEMT functions”

STOP

SM-bus stop condition

Table 4.17.2 Explanation of Table 4.17.1

4.18 Read Bootloader Version-String

This command reads the Version Information of the SMC Bootloader. Each command receives 1

length Byte and 24 Bytes of Data.

START SMC_addr ACK command ACK START (Repeat) SMC_addr+1 ACK length ACK(C)

Byte 1

ACK(C) …

ACK(C) Byte 24

ACK(C) STOP

Table 4.18.1 SMC transmitter format of the Bootloader Version String Command Code

ITEM

DESCRIPTION

START

SM-bus start condition

SMC_addr

0x50 (8-bit)

ACK

SM-bus acknowledge condition generated by receiver

command

0x3F = “Read Bootloader Version-String” Command code

length

0x18 = 24 Bytes data length

Byte 1-24

ASCII-Byte of Version String

STOP

SM-bus stop condition

Table 4.18.2 Explanation of Table 4.18.1

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