PIC18LF4480ESOSQTP View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

PIC18LF4480ESOSQTP

28/40/44-Pin Enhanced Flash Microcontrollers with ECAN™ Technology, 10-Bit A/D and nanoWatt Technology

Microchip Technology 

PIC18F2480/2580/4480/4580

FIGURE 19-1:

AUTOMATIC BAUD RATE CALCULATION

BRG Value

RX Pin

XXXXh

0000h

Start

Edge #1

Bit 0 Bit 1

Edge #2

Bit 2 Bit 3

Edge #3

Bit 4 Bit 5

Edge #4

Bit 6 Bit 7

001Ch

Edge #5

Stop Bit

BRG Clock

Set by User

ABDEN bit

RCIF bit

(Interrupt)

Read

RCREG

SPBRG

SPBRGH

XXXXh

XXXXh

Note: The ABD sequence requires the EUSART module to be configured in Asynchronous mode and WUE = 0.

Auto-Cleared

1Ch

00h

FIGURE 19-2:

BRG OVERFLOW SEQUENCE

BRG Clock

ABDEN bit

RX Pin

ABDOVF bit

BRG Value

XXXXh

Start

Bit 0

0000h

FFFFh

0000h

DS39637D-page 240

© 2009 Microchip Technology Inc.

Share Link: