S08JS: 8-bit USB JS MCUs  Favorite



The MC9S08JS16 (JS16) family features a full-speed 2.0 USB device controller and integrates a USB transceiver to help you reduce cost by eliminating off-chip components. The JS16 is ideal for affordable PC peripherals.

Freescale offers easy-to-use hardware and software solutions for JS16 devices to help you navigate the development process quickly and easily.


Features


8-Bit HCS08 Central Processing Unit (CPU)

  • Up to 24 MHz internal bus (48 MHz HCS08 core) frequency offering 2.7 to 5.5V across temperature range of -40°C to +85°C

On-Chip Memory

  • Up to 16K flash read/program/erase over entire operating voltage and temperature ranges
  • Up to 512 bytes random access memory (RAM)
  • 256 byte USB RAM

Power-Saving Modes

  • Wait plus two stop modes

Clock Source Options

  • Clock source options include crystal, resonator and external clock
  • Multi-purpose clock generator (MCG)—PLL and FLL
  • Internal reference clock with trim adjustment
  • Option to drive USB module with 32.768 kHz crystal

Peripherals

  • USB device module
  • Serial Communications Interface (SCI) module with optional 13 bit break.
  • Serial Peripheral Interface (SPI) - A single 8-bit or 16- bit module with receive data buffer (RDB) hardware match function
  • TPM — Up to 2-channel 16-bit timer/pulse-width modulator (TPM) module
  • RTC—(Real-time counter) 8-bit modulus counter with binary or decimal based prescaler

Input/Output

  • 8 interrupt pins with selectable polarity
  • 12 general purpose input/output (GPIO) pins and 2 output only pins

System Protection

  • A watchdog Computer Operating Properly (COP) reset
    • option to run from dedicated 1-kHz internal clock source or bus clock
  • Low-voltage detection with reset or interrupt
  • Illegal opcode detection with reset
  • Illegal address detection with reset
  • Flash block protection

Development Support

  • ROM based USB boot loader
  • Single-wire background debug interface
  • On-chip in-circuit emulator (ICE) debug with real time bus capture

Featured Documentation


  • JS16FS: MC9S08JS16/8 8-bit USB microcontroller - Fact Sheet
  • MC9S08JS16: MC9S08JS16 Series - Data Sheet
  • MC9S08JS16RM: MC9S08JS16, MC9S08JS8, MC9S08JS16L, MC9S08JS8L - Reference Manual

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