AT90PWM2B-16SE ATMEL [ATMEL Corporation], AT90PWM2B-16SE Datasheet - Page 215

• Manufacturer Part Number: AT90PWM2B-16SE
• Description: 8-bit Microcontroller with 8K Bytes In-System Programmable Flash
• Manufacturer: ATMEL [ATMEL Corporation]

19.3.4.1
4317J–AVR–08/10
Manchester Framing error detection
Figure 19-4. Manchester Decoder operation
Note:
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
N1 = MBURR[H:L]/2
Data Clock
Manchester
Data
Manchester
Decoder
Counter
Internal
Manchester
Clock
Decoded
Data
Detection
Window
Start Bit
Start Bit
N1
N1/2
Figure
Bit 1
N2
19-5).
N2/4
AT90PWM2/3/2B/3B
N2/2
Bit 2
N3
N3/4
N3/2
Bit 3
Delayed edge
N4
N4/4
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