L9788 datasheet(230/264 Pages) STMICROELECTRONICS

Part #	L9788

Description	Multifunction IC for automotive engine management system

PDF	264 Pages

Scroll/Zoom	100%

Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

Logo

230 / 264 page

Micro second channel (MSC) interface

L9788

230/264

DS12308 Rev 4

[3] FREQ_ERR

Main OSC and checker OSC running with more than +/- 20% freq difference

0: no fault (default)

1: clocks out of frequency or stucked

[4] CLK_MON_FAULT

Main OSC and checker OSC running with more than +/- 30% freq difference

0: no fault (default)

1: clocks out of frequency or stucked (drivers disabled)

[5] OSC_STUCK

Main OSC or checker OSC stuck

0: no fault (default)

1: clocks stucked (drivers disabled)

[6] OL_RED

CONFIG_REG21 BIT 1

[7] VRS_DIAG

VRS diagnosis result

0: no fault detected (default)

1: generic fault detected

FRAME[2]: BIST

[0] BIST_V3V3

Bist result for V3V3 regulator

0: bist pass (default)

1: bist fail

[1] BIST_VDD5

Bist result for VDD5 regulator

0: bist pass (default)

1: bist fail

[2:7] BIST_IGN

Bist result for Igniter drivers

0: bist pass (default)

1: bist fail

FRAME[3]: BIST/LIN

[0] BIST_END

End of Bist operation

0: bist not end

L9788 Datasheet(PDF) 230 Page - STMicroelectronics