def request(self, *args, **kwargs):
if "serial" in args:
print(
"two 0 Ω resistors shoud be populated on R34 and R35 and "
"the FT2232H should be configured to UART with virtual COM on "
"port B")
if "ext_clk50" in args:
print("an oscillator must be populated on X5")
return LatticePlatform.request(self, *args, **kwargs)
def request(self, *args, **kwargs):
import time
if "serial" in args:
msg = "FT2232H will be used as serial, make sure that:\n"
msg += " -the hardware has been modified: R22 and R23 should be removed, two 0 Ω resistors shoud be populated on R34 and R35.\n"
msg += " -the chip is configured as UART with virtual COM on port B (With FTProg or https://github.com/trabucayre/fixFT2232_ecp5evn)."
print(msg)
time.sleep(2)
if "ext_clk50" in args:
print("An oscillator must be populated on X5.")
time.sleep(2)
return LatticePlatform.request(self, *args, **kwargs)
def request(self, *args, **kwargs):
return LatticePlatform.request(self, *args, **kwargs)
