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1EDI2004AS

High Voltage IGBT Driver for Automotive Applications

Infineon Technologies 

EiceDRIVERTM SIL

1EDI2004AS

Functional Description

Table 7 EXIT_CMODE request and answer messages

Transfer 1

Transfer 2

Request message

Answer message

1220H

N.a.

N.a.

Va(PSTAT)

2.4.4.5.6 NOP Command

This command triggers no specific action in the driver (equivalent to a “nop”). However, the mechanisms

verifying the validity of the word are active. This command is valid in all operating modes.

Table 8 describes the request message and the corresponding answer message.

Table 8 NOP request and answer messages

Transfer 1

Transfer 2

Request message

Answer message

1410H

N.a.

N.a.

Va(PSTAT)

2.4.4.5.7 READ Command

This command aims at reading the value of the register whose address is specified in the request message.

This command is valid in all operating modes. However, in OPM4 and OPM6, the use of the READ command is

restricted (see Table 37). If an access outside the allowed address range is performed, the access is discarded

as invalid and an SPI error occurs.

Table 9 describes the request message and the corresponding answer message.

Table 9 READ request and answer messages

Transfer 1

Transfer 2

Request message See below

N.a.

Answer message

N.a.

Va(Register)

Request message words

Word 1: ( ADDRESS_5BIT << 7 )] | 002AH | PB.

Answer message words

Word 1: Value of REGISTER.

2.4.4.5.8 WRITEH

This command aims at writing the upper byte of the internal write buffer with the specified value. This

command has no other effect on the functionality of the device. This command is valid in all operating modes.

Table 10 describes the request message and the corresponding answer message.

Data Sheet

29

Rev. 2.0

2019-01-16

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