238 UNAL's RISCV
238 : UNAL's RISCV
- Author: Carlos Camargo Bareño
- Description: Bruno Levi's femtoRV imnplementation
- GitHub repository
- Open in 3D viewer
- Clock: 0 Hz
How it works
This is a femtoRV implememtation using SPI flasg and spiRAM
How to test
You must program an external flash memory wioth desired application, all communication and debug messages are displayed in UART
External hardware
one LED one USB-SERIAL dongle
IO
| # | Input | Output | Bidirectional |
|---|---|---|---|
| 0 | spi_miso | spi_mosi | |
| 1 | spi_miso_ram | spi_mosi_ram | |
| 2 | RXD | spi_cs_n | |
| 3 | spi_cs_n_ram | ||
| 4 | spi_clk_ram | ||
| 5 | spi_clk | ||
| 6 | LEDS | ||
| 7 | TXD |