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  • Redundant Power Supply Management

    Reference Design

    Redundant Power Supply Management

    Uses a Lattice Power Manager II device to achieve Redundant Power Supply Management using the power supply OR’ing technique
    Power Manager II 
    Mixed-Signal, Power Management, Guidance Systems, Defense, SDR 
    Redundant Power Supply Management
  • Sensor Interfacing and Preprocessing

    Reference Design

    Sensor Interfacing and Preprocessing

    Aggregates data from multiple I2C interfaces and performs preprocessing like buffering, timestamping and complex event triggering based on data analysis.
    iCE40 UltraPlus, iCE40 Ultra / UltraLite, iCE40 LP/HX 
    Accelerometer, Compass, Gyroscope, I2C, IrDA, Pressure Sensor, Signal Aggregation, SPI, Home Control Appliances & Security, IoT & Wearables, Notebooks & PCs, Printers, Smart Toys & Robots, Tablets, Guidance Systems, Space 
    Sensor Interfacing and Preprocessing
  • Simple Sigma-Delta ADC

    Reference Design

    Simple Sigma-Delta ADC

    Implements an Analog-to-Digital (ADC) using on-FPGA differntial LVDS inputs (or inexpensive analog comparitor). Save cost by eliminating external ADC devices.
    MachXO, MachXO2, LatticeXP2, iCE40 UltraPlus 
    ADC/DAC, Home Control Appliances & Security, IoT & Wearables, Notebooks & PCs, Printers, Smart Toys & Robots, Tablets, Guidance Systems 
    Simple Sigma-Delta ADC
  • SPI Slave to PWM Generation Reference Design

    Reference Design

    SPI Slave to PWM Generation Reference Design

    Sets the frequency and duty cycle of a PWM (Pulse-Width Modulator) using data from an external SPI master.
    MachXO2, iCE40 UltraPlus 
    SPI, PWM, Home Control Appliances & Security, IoT & Wearables, Notebooks & PCs, Printers, Smart Toys & Robots, Tablets, Guidance Systems, Space 
    SPI Slave to PWM Generation Reference Design
  • I2C Slave Peripheral using Embedded Function Block

    Reference Design

    I2C Slave Peripheral using Embedded Function Block

    Ready to use RTL code segment that implements intuitive interface between an external I2C master and the MachXO2 internal registers or memory extension in XO2
    MachXO2, MachXO3 
    Bus Controllers, I2C, TOR Switch, Guidance Systems 
    I2C Slave Peripheral using Embedded Function Block
  • ADC Interface

    Reference Design

    ADC Interface

    Interfaces with the Texas Instruments (TI) ADS64XX family of ADCs via LatticeECP3 FPGA high-speed LVDS I/O
    LatticeECP3, LatticeECP2/M 
    ADC/DAC, Guidance Systems, Space 
    ADC Interface
  • ECC Module Reference Design

    Reference Design

    ECC Module Reference Design

    Provides Single Error Correction - Double Error Detection (SECDED) capability based on a class of optimal minimum oddweight error parity codes
    LatticeECP3 
    Data CODEC, Data Communication, Guidance Systems, Space 
    ECC Module Reference Design
  • Circuit Board Fault Monitoring and Logging

    Reference Design

    Circuit Board Fault Monitoring and Logging

    Records the supply fault condition in non-volatile memory so the fault(s) can read back at a later time
    Platform Manager 
    Mixed-Signal, Power Management, SPI Flash, Guidance Systems 
    Circuit Board Fault Monitoring and Logging
  • Closed Loop Power Supply Trimming

    Reference Design

    Closed Loop Power Supply Trimming

    Monitor and control different power supplies. Improve supply precision to <1.0% output error. Set pre-determined output levels.
    Platform Manager 
    Guidance Systems 
    Closed Loop Power Supply Trimming
  • Power Manager II Fault Logger

    Reference Design

    Power Manager II Fault Logger

    Records the supply fault condition in non-volatile memory so the fault(s) can read back at some later time
    ispMACH 4000V/B/C/Z, MachXO, Power Manager II, LatticeXP2 
    Mixed-Signal, Power Management, SPI Flash, TOR Switch, Guidance Systems 
    Power Manager II Fault Logger
  • ADC Temperature Measurement Readout

    Reference Design

    ADC Temperature Measurement Readout

    Demonstrates the input of ambient temperature using an input voltage developed using an external resistor/thermistor and interface to the on-chip ADC using I2C
    Platform Manager 
    ADC/DAC, I2C, Mixed-Signal, Temperature Sensor, Guidance Systems 
    ADC Temperature Measurement Readout
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