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stc8: round BRT value to nearest integer

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Baud rate register (BRT) values need to be as accurate as possible, so
use nearest instead of floor. This should improve reliability at higher
programming speeds.
This commit is contained in:
Grigori Goronzy 2018-08-21 12:43:30 +02:00
parent fcbc560ade
commit ac119e180e
1 changed files with 1 additions and 1 deletions
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2
stcgal/protocols.py
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@ -1667,7 +1667,7 @@ class Stc8Protocol(Stc15Protocol):
sys.stdout.flush()
packet = bytes([0x01, 0x00, 0x00])
bauds = self.baud_transfer * 4
packet += struct.pack(">H", int(65535 - 24E6 / bauds))
packet += struct.pack(">H", round(65535 - 24E6 / bauds))
packet += bytes([user_trim[1], user_trim[0]])
iap_wait = self.get_iap_delay(24E6)
packet += bytes([iap_wait])