ST92E163N4D0 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

ST92E163N4D0

8/16-BIT FULL SPEED USB MCU FOR COMPOSITE DEVICES WITH 16 ENDPOINTS, 20K ROM, 2K RAM, I2C, SCI, & MFT

STMicroelectronics 

ST92163 - SERIAL COMMUNICATIONS INTERFACE (SCI)

SERIAL COMMUNICATIONS INTERFACE (Cont’d)

Table 35. SCI Interrupt Vectors

Interrupt Source

Transmitter Buffer or Shift Register Empty

Transmit DMA end of Block

Received Data Pending

Receive DMA end of Block

Break Detector

Address Word Match

Receiver Error

Vector Address

xxx x110

xxxx x100

xxxx x010

xxxx x000

Figure 81. SCI Interrupts: Example of Typical Usage

ADDRESS AFTER BREAK CONDITION

DATA

BREAK ADDRESS DATA

MATCH

DATA

DATA

BREAK ADDRESS

NO MATCH

BREAK

DATA

DATA

I

NTERRUPT

INTERRUPT

ADDRESS

INTERRUPT

I

INTERRUPT

DATA

NTERRUPT

BREAK

INTERRUPT

DATA

ADDRESS WORD MARKED BY D9=1

DATA ADDRESS DATA

DATA

MATCH

DATA ADDRESS

NO MATCH

ADDRESS

DATA

INTERRUPT DATA INTERRUPT DATA

INTERRUPT

INTERRUPT

CHARACTER SEARCH MODE

DATA

DATA

MATCH DATA

DATA

DATA

DATA

DATA

CHAR MATCH

DATA

INTERRUPT DATA INTERRUPT DATA INTERRUPT DATA

INTERRUPT

INTERRUPT

INTERRUPT

D9 ACTING AS DATA CONTROL WITH SEPARATE INTERRUPT

DATA

DATA

D9=1

DATA

DATA

DATA

DATA

D9=1

DATA

INTERRUPT DATA INTERRUPT DATA INTERRUPT DATA

INTERRUPT

INTERRUPT

INTERRUPT

VA00270

162/224

Share Link: