6936 - Diamond/Radiant Programmer: HW USBN programmer not scanning the device and I2C function does not work.

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• 5248 - Crosslink: How to program the CrossLink through I2C with Lattice Diamond Programmer and Lattice HW-USBN-2B download cable or MCU-based I2C programming using I2CEMBEDDED?

  The CrossLink device is programmable using SPI or I2C. Thus, the programming is supported through: 1. SPI/I2C-based embedded programming (SSPIEMBEDDED or I2CEMBEDDED) using an Embedded MCU, or 2. SPI/I2C operations through Lattice Diamond Programmer ...

• 6212 - Programmer: Is HW-USBN-2B compatible with the MACH4A5 (M4A5) family?

  The MACH4A5 is a 5V core device and cannot be programmed with an HW-USBN-2B cable. The HW-USBN-2B supports the programming of Lattice devices with a core voltage of up to 3.3V. Programming devices with a 5V core requires the HW-USBN-2A USB cable or ...

• 7204 - How to properly Configure FPGA with on-board programmer using HW-USBN-2A/B?

  When configuring FPGA using HW-USBN-2A/B with an on-board programmer, especially Lattice evaluation boards, users must disable the on-board programmer (FTDI) by pulling the reset pin to LOW to have a successful operation. This is to avoid channel ...

• 5575 - Where should I connect the VCC pin of the HW-USBN-2B cable if I'm programming an iCE40 device?

  The VCC pin of the HW-USBN-2B programmer is an input probe. It detects what voltage is being used by your design. You may connect the VCC probe to the voltage used by Bank1 of your design (which is associated with SPI_SI, SPI_SO, SPI_SCK and SPI_SS ...

• 3875 - Programmer: What is the maximum programming frequency achieved with HW-USBN-2A cable, while programming MachXO2 device using Slave Serial Programming Interface (SSPI)?

  The maximum achievable Slave Serial Programming Interface (SSPI) programming frequency with HW-USBN-2A cable is 1.5 MHz, when the TCK value is either set to 0 or 1. For other values of TCK (2 to 10), the SSPI programming frequencies are listed below: ...