8-bit with LCD Driver LH MCUs

S08LH

Our S08 ultra-low-power MCU features a LCD driver and increased analog-to-digital converter (ADC) accuracy for medical and metering applications. The MC9S08LH family, with up to 64 KB flash, helps you reach target performance levels while minimizing power consumption in your design, demonstrating extreme energy efficiency for ultra-long operation in battery-powered applications.

Product Details

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Block Diagram

Freescale S08LH Microcontroller Block Diagram

Freescale S08LH Microcontroller Block Diagram
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Features

S08 Central Processor Unit (CPU)

  • Up to 40 Mhz CPI at 3.6V to 2.1V
  • Up to 20 MHz CPU at 2.1V to 1.8V across temperature range of -40°C to +85°C
  • HCS08 instruction set with added BGND instruction

Enablement and Development Support

  • Low-cost, reconfigurable Tower® evaluation and demonstration platform
  • Breakpoint capability

Power-Saving Features

  • Two ultra-low-power stop modes, one of which allows limited use of peripherals
  • New low-power run and wait modes
  • 6 µs typical wake-up time from stop mode
  • Internal clock source (ICS) module containing a frequencylocked loop (FLL) controlled by internal or external reference
  • Ultra-low-power oscillator (OSC)
  • Clock gating disables clocks to unused peripherals

16-bit ADC for Metering Applications

  • 16-bit resolution ADC with 4.0625 µs sampling rate in 16-bit single ended mode and sample times as fast as 2.04 µs in 8 bit mode
  • One differential ADC input, and 8 single-ended ADC inputs or 10 single-ended inputs
  • Automatic compare function and hardware average function
  • Internal temperature sensor
  • Selectable voltage reference
  • Operation in low-power modes
  • Built in self-calibration with user configurable offset register
  • Hardware triggers using two TPM channels or TOD. Two control and result register
  • Input clock selectable from up to four sources and configurable sample time and conversion speed/power

LCD Driver and Internal Charge Pump

  • Integrated LCD driver supports both standard 3V and 5V LCD glass
  • Configurable display for 8 x 36 or 4 x 40 segment display
  • Low-power blinking mode
  • Internal charge pump
  • Front plane (FP) and back plane (BP) re-assignments
  • Capable of running in STOP3 and STOP2 mode
  • LCD driver pins are muxed with GPIO and other functions

On-Chip Memory

  • Up to 64 KB flash compromised of two separate arrays to facilitate read/program/erase over full operating voltage and temperature
  • 1.8V to 3.6V RAM

Peripherals

  • Timer
    • Two 2-channel (TPM1 and TPM2)
    • Selectable input capture
    • Output compare
    • Buffered-edge or center-aligned PWM on each channel
  • Two serial communications interfaces (SCI) modules
    • Asynchronous communications
    • 13-bit break option
    • Flexible baud rate generator
    • Double buffered transmit and receive and optional HW parity checking and generation
  • Analog comparator with selectable interrupt on rising
    • Falling or either edge or comparator output
    • Compare option to fixed internal bandgap reference voltage
    • Outputs can be optionally routed to TPM module
    • Operation in STOP3
  • Serial peripheral interface (SPI) module
    • Full-duplex or single-wire bidirectional
    • Double-buffered transmit and receive leader or follower mode
    • MSB-first or LSB first shifting
  • I2C with up to 100 kbps with maximum bus loading
    • Multicontroller operation
    • Programmable target address
    • Interruptdriven byte-by-byte data transfer
    • Support for broadcast mode and 10-bit addressing

Input/Output

  • Up to 39 general purpose input/output (GPIO)
  • two output-only pins
  • Eight keyboard interrupt (KBI) pins with selectable polarity

System Protection

  • Watchdog computer operating properly (COP) reset with option to run from dedicated 1 kHz internal clock source or bus clock
  • Low-voltage detection with reset or interrupt, selectable trip points
  • Illegal op code and illegal address detection with reset
  • Flash block protection

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