This repository contains the software, firmware and gateware run on the OrangeCrab.
Software and gateware both utilise python, and the firmware is C
- OrangeCrab: OrangeCrab Repo
- OrangeCrab Test Fixture: OranegCrab-test
Current status: developing tests and workflow
To create the bitstream for the OrangeCrab run the following, use --update-firmware flag when updating changes in firmware only.
cd hw
python3 OrangeCrab-bitstream.py [--update-firmware]
To load and run through the tests execute
cd sw
python3 OrangeCrab-tests.py
$ time python OrangeCrab-tests.py
-- Loading Bootloader into FLASH..
init..
IDCODE: 0x41111043 (LFE5U-25)
ECP5 Status Register: 0x00200100
reset..
flash ID: 0xEF 0x40 0x18 0x00
file size: 234223
erase 64kB sector at 0x000000..
erase 64kB sector at 0x010000..
erase 64kB sector at 0x020000..
erase 64kB sector at 0x030000..
programming.. 234223/234223
verify.. 234223/234223 VERIFY OK
Bye.
JTAG:LFE5U-25 Detected
JTAG:Load Sucessful
-- Wait for USB device..
-- Found OrangeCrab CDC [1209:5bf2 - Serial:None] ---
INFO: Hello from OrangeCrab! o/
INFO: build_date Jul 6 2020 12:02:02
INFO: test-repo 237ea00
INFO: migen b1b2b29
INFO: litex 1e605fb2
INFO: SPI-FLASH-ID=ef 17 ef 40 18
INFO: SPI-FLASH-UUID=e4 69 30 d3 1b 23 3b 26
TEST: SPI-FLASH OK
TEST: DDR3 OK
TEST: I2C OK
TEST: GPIO OK
TEST: ADC CH0 OK
TEST: ADC CH1 OK
TEST: ADC CH2 OK
TEST: ADC CH3 OK
TEST: ADC CH4 OK
TEST: ADC CH5 OK
TEST: ADC VREF OK
TEST: ADC 3V3 OK
TEST: ADC 1V35 OK
TEST: ADC 2V5 OK
TEST: ADC 1V1 OK
INFO: Please press `btn0` on DUT
TEST: DFU Detect OK
TEST: DFU Download OK
real 0m19.529s
user 0m1.272s
sys 0m1.544s