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Add guard for boards without I2C defined

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This commit is contained in:
RetiredWizard 2025-08-16 10:01:47 -04:00
parent 118806a614
commit 5c59c048bd
1 changed files with 11 additions and 8 deletions
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19
Metro/Metro_RP2350_Chips_Challenge/definitions.py
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@ -18,16 +18,19 @@ elif pathlib.Path("/launcher.conf.json").exists():
launcher_config = json.load(f)
# Check if DAC is connected
i2c = board.I2C()
for i in range(500): # try for 5 seconds
if i2c.try_lock():
break
time.sleep(0.01)
if 0x18 in i2c.scan():
ltv320_present = True
if "I2C" in dir(board):
i2c = board.I2C()
for i in range(500): # try for 5 seconds
if i2c.try_lock():
break
time.sleep(0.01)
if 0x18 in i2c.scan():
ltv320_present = True
else:
ltv320_present = False
i2c.unlock()
else:
ltv320_present = False
i2c.unlock()
if ltv320_present:
dac = adafruit_tlv320.TLV320DAC3100(i2c)