def blockErase(self):
blkSzStr = self.blockSize.get()
if blkSzStr == 'Chip':
print('Erasing entire chip')
self.comm.send('6; 60; wait 0')
print(self.comm.response())
print('Chip erase done.')
else:
# must be in else, otherwise it fails for 'Chip'
block_size = int(blkSzStr)
start_addr = int(self.startAddr.get(), 16)
# # Calculating the actual start addresses:
# mask = ~((block_size * 1024) - 1) # pay attention: tricky
# actStartAddr = start_addr & mask
print(f'Start address = {start_addr:x}')
# print(f'Actual start address = {actStartAddr:x}')
numm_blocks = int(self.numBlocks.get())
print(f'Erasing {numm_blocks} {block_size}kB block(s)')
du.block_erase(self.comm,
block_size=block_size,
start_addr=start_addr,
num_blocks=numm_blocks)
print('Block erase done.')
print('Elapsed time: {}ms')
def blockErase(self):
serCom.checkConnection() # check if board is connected
blkSzStr = self.blockSize.get().lower()
start_addr = int(self.startAddr.get(), 16)
num_blocks = int(self.numBlocks.get(), 16)
if blkSzStr != 'chip': # if it is a '4','32' or '64
block_size = int(blkSzStr)
blockSizeKB = block_size * 1024
startAddr = (start_addr // blockSizeKB) * blockSizeKB
print(
f'Erasing {num_blocks} {block_size}kB block(s) from address {startAddr:x}')
t_erase = du.block_erase(
self.comm, block_size, start_addr, num_blocks)
else:
print('Erasing chip')
t_erase = du.block_erase(self.comm, blkSzStr)
tprint(du.textToDisplay[:-1])
erase_time = du.time_conv_from_usec(t_erase)
print(f'DONE. Elapsed time: {erase_time}')
def blockErase(self):
serCom.checkConnection() # check if board is connected
blkSzStr = self.blockSize.get()
if blkSzStr == 'Chip':
print('Erasing entire chip')
erase_time = du.block_erase(self.comm, block_size='chip', echo=1)
# self.comm.send('6; 60; wait 0')
# print(self.comm.response())
print('Chip erase done.')
else:
# don't change it to hex int(blkSzStr, 16). Will fail!
block_size = int(blkSzStr)
start_addr = int(self.startAddr.get(), 16)
num_blocks = int(self.numBlocks.get(), 16)
blockSizeKB = block_size * 1024
startAddr = (start_addr // blockSizeKB) * blockSizeKB
print(
f'Erasing {num_blocks} {block_size}kB block(s) from address {startAddr:x}'
)
t_erase = du.block_erase(self.comm, block_size, start_addr,
num_blocks)
erase_time = du.time_unit_conversion(t_erase)
print(f'Elapsed time: {erase_time}')
comm = boardcom.BoardComm() # create an instance of class BoardComm
portList = comm.findPorts()
print(portList)
connectedPort = portList[0]
comm.connect(connectedPort)
print('Connection established...')
start_addr = 0x0
end_addr = start_addr + 0x1000
numbytes = end_addr - start_addr
num_erase = 10 # number of times a block of memory is erased
block_size = 4 # must be 4, 32 or 64
for i in range(num_erase):
du.block_erase(comm, block_size=block_size, start_addr=start_addr, num_blocks=1, trig=False, echo=0)
print(f'{block_size}kB memory block erased {num_erase} times')
print(f'getting vt curves after {num_erase} Erase cycles')
dbg.runfdma(comm=comm, addr=start_addr, numbytes=numbytes, prefix="", fast=True, nocpsum=False,
minvdac=0, maxvdac=63, with_nbias=True, plot=True)
print('painting memory 8 times with a pattern')
for i in range(2):
du.pattern_program(comm, start_addr=start_addr, end_addr=end_addr, pattern='55aa55aa', increment=0, echo=0)
print('getting vt curves after painting memory')
dbg.runfdma(comm=comm, addr=start_addr, numbytes=numbytes, prefix="", fast=True, nocpsum=False,
minvdac=0, maxvdac=63, with_nbias=True, plot=True)
delay = 0 # initial delay