Device Overview MC9S12P-Family
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Programmable character length
Programmable polarity for transmitter and receiver
Active edge receive wakeup
Break detect and transmit collision detect supporting LIN
1.3.12 Serial Peripheral Interface Module (SPI)
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Configurable 8- or 16-bit data size
Full-duplex or single-wire bidirectional
Double-buffered transmit and receive
Master or slave mode
MSB-first or LSB-first shifting
Serial clock phase and polarity options
1.3.13 Analog-to-Digital Converter Module (ATD)
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10-channel, 12-bit analog-to-digital converter
— 3 us single conversion time
— 8-/10-/12-bit resolution
— Left or right justified result data
— Internal oscillator for conversion in stop modes
— Wakeup from low power modes on analog comparison > or <= match
— Continuous conversion mode
— Multiple channel scans
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Pins can also be used as digital I/O
1.3.14 On-Chip Voltage Regulator (VREG)
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Linear voltage regulator with bandgap reference
Low-voltage detect (LVD) with low-voltage interrupt (LVI)
Power-on reset (POR) circuit
Low-voltage reset (LVR)
High temperature sensor
1.3.15 Background Debug (BDM)
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Non-intrusive memory access commands
Supports in-circuit programming of on-chip nonvolatile memory
S12P-Family Reference Manual, Rev. 1.13
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Freescale Semiconductor
FREESCALE [ Freescale ]
