Drivedata DR2 Ficha de datos descargar pdf (Pagina 11)

Application Note 11 2015-02-11

Revision 1.0

ISO2H823V2.5 Evaluation Board

Board Manual

Functional Description

Figure 9 SPI Mode 1, MS0 = 1, MS1 = 0, Daisy Chain Supported

Figure 10 SPI Mode 2, MS0 = 0, MS1 = 1

SCLK

SDI

SDO

uc_spi_mode1.vsd

Channel-Values (Drive Information )

UV MV CF

DR7

Checksum

Diagnosis / Checksum

MS B LS BMS B LS B

Collective Diagnosis

B it 15 B it8 Bit7 B it 0

0 0 C4.C3C2C1C0

CD7 CD6 CD5 CD4 CD3 CD1 CD0CD2

DR6 DR5 DR4 DR3 DR2 DR1 DR0

C4.C3C2 C1C0

SCLK

SDI

SDO

uc_spi_mode 2.vsd

A6 A5 A4 A3 A2 A1 A0 d.c.

D7 D6 D5 D4 D3 D2 D1 D0

Read=0

Value : dont care

Value (Read)

MS B LS BMS B LS B

Collective Diagnosis

B it15 B it8 B it7 B it0

A6 A5 A4 A3 A2 A1 A0 D7 D6 D5 D4 D3 D2 D1 D0

Write=1

Value (Write)

MS B LS BMS B LS B

Collective Diagnosis

CD7 CD6 CD5 CD4 CD3 CD2 CD1 CD0

B it15 B it8 B it7 B it0

READ

WRITE

SDI

SDO

d.c. d.c. d.c. d.c. d.c. d.c. d.c.

CD7 CD6 CD5 CD4 CD3 CD1 CD0CD2

d.c. d.c. d.c. d.c. d.c. d.c. d.c. d.c.

1 2 ... 6 7 8 9 10 11 12 13 14 15 16 ... 26 27

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