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MC9S12P128 Datasheet, PDF (21/564 Pages) Freescale Semiconductor, Inc – S12 Microcontrollers | |||
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Device Overview MC9S12P-Family
â Initialized out of reset using option bits located in ï¬ash memory
⢠Clock monitor supervising the correct function of the oscillator
1.3.8 Timer (TIM)
⢠8 x 16-bit channels for input capture or output compare
⢠16-bit free-running counter with 7-bit precision prescaler
⢠1 x 16-bit pulse accumulator
1.3.9 Pulse Width Modulation Module (PWM)
⢠6 channel x 8-bit or 3 channel x 16-bit pulse width modulator
â Programmable period and duty cycle per channel
â Center-aligned or left-aligned outputs
â Programmable clock select logic with a wide range of frequencies
1.3.10 Controller Area Network Module (MSCAN)
⢠1 Mbit per second, CAN 2.0 A, B software compatible
â Standard and extended data frames
â 0â8 bytes data length
â Programmable bit rate up to 1 Mbps
⢠Five receive buffers with FIFO storage scheme
⢠Three transmit buffers with internal prioritization
⢠Flexible identiï¬er acceptance ï¬lter programmable as:
â 2 x 32-bit
â 4 x 16-bit
â 8 x 8-bit
⢠Wakeup with integrated low pass ï¬lter option
⢠Loop back for self test
⢠Listen-only mode to monitor CAN bus
⢠Bus-off recovery by software intervention or automatically
⢠16-bit time stamp of transmitted/received messages
1.3.11 Serial Communication Interface Module (SCI)
⢠Full-duplex or single-wire operation
⢠Standard mark/space non-return-to-zero (NRZ) format
⢠Selectable IrDA 1.4 return-to-zero-inverted (RZI) format with programmable pulse widths
⢠13-bit baud rate selection
S12P-Family Reference Manual, Rev. 1.12
Freescale Semiconductor
21
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