packed = pack_pkt(INQ_CMD, "")
dev.send_data(packed)
info = dev.recv_data(7)
- #print(info)
if info == bytearray(b'\x00') or info == bytearray(b''):
return False
msg = unpack_pkt(info)
- print("Connection already established")
- #print(msg)
+ #print("Connection already established")
return True
def get_area_info(dev):
packed = pack_pkt(SIG_CMD, "")
dev.send_data(packed)
- print(packed)
info = dev.recv_data(18)
- print(info, len(info))
- #info = b'\x81\x00\x0D\x3A\x01\x31\x2d\x00\x00\x1e\x84\x80\x04\x02\x0a\x08' # test
fmt = '>IIIBBHH'
_HEADER, SCI, RMB, NOA, TYP, BFV, _FOOTER = struct.unpack(fmt, info)
print('Chip info:')
raise ValueError(f"start addr not aligned on sector size {SECTOR_SIZE}")
blocks = (file_size + SECTOR_SIZE - 1) // SECTOR_SIZE
end_addr = blocks * SECTOR_SIZE + start_addr
- print(end_addr)
if (start_addr > 0xFF800): # for RA4 series
raise ValueError("start address value error")
# calculate how many packets are have to be received
nr_packet = (end_addr - start_addr) // 1024 # TODO: set other than just 1024
- print(f'Sending {nr_packet} packets to MCU')
with open('output.bin', 'wb') as f:
for i in tqdm(range(0, nr_packet+1), desc="Reading progess"):
ret = dev.recv_data(1024 + 6)
- #print(f'Packet nr: {i}')
chunk = unpack_pkt(ret)
chunky = bytes(int(x, 16) for x in chunk)
f.write(chunky)
- #print(ret)
packed = pack_pkt(REA_CMD, ['0x00'], ack=True)
dev.send_data(packed)
# setup initial communication
SAD = int_to_hex_list(start_addr)
EAD = int_to_hex_list(end_addr)
- print(SAD, EAD)
#packed = pack_pkt(ERA_CMD, SAD + EAD) # actually works
packed = pack_pkt(WRI_CMD, SAD + EAD)
- print(packed)
dev.send_data(packed)
ret = dev.recv_data(7)
unpack_pkt(ret)
with open(img, 'rb') as f:
- cnt = 0
- chunk = f.read(chunk_size)
- while chunk:
- if len(chunk) != chunk_size:
- padding_length = chunk_size - len(chunk)
- chunk += b'\0' * padding_length
- cnt += 1
- packed = pack_pkt(WRI_CMD, chunk, ack=True)
- print(f'Sending {len(chunk)} bytes: {cnt}')
- dev.send_data(packed)
- reply_len = 7
- reply = dev.recv_data(reply_len)
- #reply = b'\x81\x00\x02\x00\x00\xFE\x03' # test reply
- #if not reply == False:
- #print(reply)
- msg = unpack_pkt(reply)
- #print(msg)
+ with tqdm(total=file_size, desc="Sending chunks") as pbar:
chunk = f.read(chunk_size)
+ pbar.update(len(chunk))
+ while chunk:
+ if len(chunk) != chunk_size:
+ padding_length = chunk_size - len(chunk)
+ chunk += b'\0' * padding_length
+ packed = pack_pkt(WRI_CMD, chunk, ack=True)
+ dev.send_data(packed)
+ reply_len = 7
+ reply = dev.recv_data(reply_len)
+ msg = unpack_pkt(reply)
+ chunk = f.read(chunk_size)
+ pbar.update(len(chunk))
def main():
if args.command == "write":
dev = RAConnect(vendor_id=0x045B, product_id=0x0261)
- print(args)
- write_img(dev, args.file_name, args.start_address, args.end_address, args.verify)
+ status_con = inquire_connection(dev)
+ if not status_con:
+ dev.confirm_connection()
+ write_img(dev, "src/sample.bin", 0x8000, None)
elif args.command == "read":
- print('read command')
+ dev = RAConnect(vendor_id=0x045B, product_id=0x0261)
+ status_con = inquire_connection(dev)
+ if not status_con:
+ dev.confirm_connection()
+ read_img(dev, "save.bin", 0x0000, 0x3FFFF)
elif args.command == "info":
dev = RAConnect(vendor_id=0x045B, product_id=0x0261)
status_con = inquire_connection(dev)
if not status_con:
- #dev.establish_connection()
dev.confirm_connection()
get_dev_info(dev)
get_area_info(dev)
- #read_img(dev, "save.bin", 0x0000, 0x3FFFF)
- write_img(dev, "src/sample.bin", 0x8000, None)
else:
parser.print_help()