wacom: fix Spark CRC check

All it needs is less reversing
2018-02-14 11:07:55 +10:00 · 2018-02-14 11:07:55 +10:00 · 240b982070
parent 45d4d6fb9b
commit 240b982070
1 changed files with 0 additions and 2 deletions
--- a/tuhi/wacom.py
+++ b/tuhi/wacom.py
@ -510,10 +510,8 @@ class WacomProtocolBase(WacomProtocolLowLevelComm):
        data = self.wait_nordic_data(0xc8, 5)
        if data[0] != 0xed:
            raise WacomException(f'unexpected answer: {data[0]:02x}')
-        crc = data[1:]
        data = self.wait_nordic_data(0xc9, 5)
        crc = data
-        crc.reverse()
        crc = int(binascii.hexlify(bytes(crc)), 16)
        pen_data = self.pen_data_buffer
        self.pen_data_buffer = []