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Send firmware update per page size. The bootloader expects this.

master
daid303 2012-11-06 08:50:53 +01:00
parent d6804242e7
commit f357ee18a3
1 changed files with 4 additions and 3 deletions
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7
Cura/avr_isp/stk500v2.py
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@ -58,15 +58,16 @@ class Stk500v2(ispBase.IspBase):
def writeFlash(self, flashData):
#Set load addr to 0, in case we have more then 64k flash we need to enable the address extension
flashSize = self.chip['pageSize'] * 2 * self.chip['pageCount']
pageSize = self.chip['pageSize'] * 2
flashSize = pageSize * self.chip['pageCount']
if flashSize > 0xFFFF:
self.sendMessage([0x06, 0x80, 0x00, 0x00, 0x00])
else:
self.sendMessage([0x06, 0x00, 0x00, 0x00, 0x00])
loadCount = (len(flashData) + 0xFF) / 0x100
loadCount = (len(flashData) + pageSize - 1) / pageSize
for i in xrange(0, loadCount):
recv = self.sendMessage([0x13, 0x01, 0x00, 0xc1, 0x0a, 0x40, 0x4c, 0x20, 0x00, 0x00] + flashData[(i * 0x100):(i * 0x100 + 0x100)])
recv = self.sendMessage([0x13, pageSize >> 8, pageSize & 0xFF, 0xc1, 0x0a, 0x40, 0x4c, 0x20, 0x00, 0x00] + flashData[(i * pageSize):(i * pageSize + pageSize)])
if self.progressCallback != None:
self.progressCallback(i + 1, loadCount*2)