MC9S12P128 Datasheet, PDF (22/564 Pages) Freescale Semiconductor, Inc – S12 Microcontrollers

Device Overview MC9S12P-Family
• 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)
• 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)
• 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
• Pins can also be used as digital I/O
1.3.14 On-Chip Voltage Regulator (VREG)
• 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)
• Non-intrusive memory access commands
• Supports in-circuit programming of on-chip nonvolatile memory
S12P-Family Reference Manual, Rev. 1.12
22
Freescale Semiconductor