AT90PWM2B-16SU View Datasheet(PDF) - Atmel Corporation

Part Name

Description

Manufacturer

AT90PWM2B-16SU

8-bit Atmel Microcontroller with 8K Bytes In-System Programmable Flash

Atmel Corporation 

Figure 19-4. Manchester Decoder operation

AT90PWM2/3/2B/3B

Data Clock

Manchester

Data

Manchester

Decoder

Counter

Start Bit

Bit 1

Bit 2

Bit 3

Delayed edge

N4

N1

N2

N3

N1/2

N2/4 N2/2

N3/4 N3/2

N4/4

Detection

Window

Internal

Manchester

Clock

Decoded

Data

Start Bit

19.3.4.1

Note: N1 = MBURR[H:L]/2

Manchester Framing error detection

When configured in Manchester mode, the framing error (FE) of the USCRA register is not used,

the EUSART generates a dedicated Frame Error Manchester (FEM) when a data data bit is not

detected during the detection window (See Figure 19-5).

4317K–AVR–03/2013

216

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