L9680 datasheet(127/277 Pages) STMICROELECTRONICS

Part #	L9680

Description	Automotive advanced airbag IC for mid/high end applications

PDF	277 Pages

Scroll/Zoom	100%

Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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127 / 277 page

DocID029257 Rev 1

127/277

L9680

SPI interfaces

276

7.3.45

ARMx assignment registers to specific Loops (LOOP_MATRIX_ARMx)

Assignment of ARM1 to specific loops (

LOOP_MATRIX_ARM1)

Assignment of ARM2 to specific loops (

LOOP_MATRIX_ARM2)

Assignment of ARM3 to specific loops (

LOOP_MATRIX_ARM3)

Assignment of ARM4 to specific loops (

LOOP_MATRIX_ARM4)

ID:

6E (LOOP_MATRIX_ARM1)

6F (LOOP_MATRIX_ARM2)

70 (LOOP_MATRIX_ARM3)

71 (LOOP_MATRIX_ARM4)

Type:

Read:

6E00 (LOOP_MATRIX_ARM1)

6F00 (LOOP_MATRIX_ARM2)

7000 (LOOP_MATRIX_ARM3)

7100 (LOOP_MATRIX_ARM4)

Write:

00DC (LOOP_MATRIX_ARM1)

00DE (LOOP_MATRIX_ARM2)

00E0 (LOOP_MATRIX_ARM3)

00E2 (LOOP_MATRIX_ARM4)

MOSI

-X

MISO

000

ARMx_Ly

0 Configures ARMx for Loop_y

Updated by SSM_RESET or SPI write while in DIAG state

0 ARMx signal is not associated with Loopy

1 ARMx signal is associated with Loopy

L9680 Datasheet(PDF) 127 Page - STMicroelectronics