s908ey8ad4cfjer Freescale Semiconductor, Inc, s908ey8ad4cfjer Datasheet - Page 125

• Manufacturer Part Number: s908ey8ad4cfjer
• Description: M68hc08 Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

Chapter 13
Enhanced Serial Communications Interface (ESCI) Module
13.1 Introduction
The enhanced serial communications interface (ESCI) module allows asynchronous communications
with peripheral devices and other microcontroller units (MCU).
13.2 Features
Features include:
13.3 Pin Name Conventions
The generic names of the ESCI input/output (I/O) pins are:
Freescale Semiconductor
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Full-duplex operation
Standard mark/space non-return-to-zero (NRZ) format
Programmable baud rates
Programmable 8-bit or 9-bit character length
Separately enabled transmitter and receiver
Separate receiver and transmitter central processor unit (CPU) interrupt requests
Programmable transmitter output polarity
Two receiver wakeup methods:
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Interrupt-driven operation with eight interrupt flags:
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Receiver framing error detection
Hardware parity checking
1/16 bit-time noise detection
RxD (receive data)
TxD (transmit data)
Idle line wakeup
address mark wakeup
Transmitter empty
Transmission complete
Receiver full
Idle receiver input
Receiver overrun
Noise error
Framing error
Parity error
MC68HC908EY16 • MC68HC908EY8 Data Sheet, Rev. 10
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