SECTOR_SIZE = 2048
+def int_to_hex_list(num):
+ hex_string = hex(num)[2:].upper() # convert to hex string
+ hex_string = hex_string.zfill(8) # pad for 8 char's long
+ hex_list = [f'0x{hex_string[c:c+2]}' for c in range(0, 8, 2)]
+ return hex_list
+
+def inquire_connection(dev):
+ 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)
+ return True
+
+def get_dev_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:')
+ print('====================')
+ print(f'Serial interface speed: {SCI} Hz')
+ print(f'Recommend max UART baud rate {RMB} bps')
+ if TYP == 0x02:
+ print('RA MCU + RA2/RA4 Series')
+ elif TYP == 0x03:
+ print('RA MCU + RA6 Series')
+ else:
+ print('Unknown MCU type')
+ print(f'Boot firmware version {BFV >> 8}.{BFV & 0xFF}')
+ print('====================')
+
+
def verify_img(dev, img, start_addr, end_addr):
raise Exception("Not implemented")
raise ValueError("start address value error")
if (end_addr <= start_addr or end_addr > 0xFF800):
raise ValueError("end address value error")
+
+ # setup initial communication
+ SAD = int_to_hex_list(start_addr)
+ EAD = int_to_hex_list(end_addr)
+ packed = pack_pkt(WRI_CMD, SAD + EAD)
+ dev.send_data(packed)
+ ret = dev.recv_data(7)
+
with open(img, 'rb') as f:
chunk = f.read(chunk_size)
while chunk:
args = parser.parse_args()
if args.command == "write":
- dev = RAConnect(vendor_id=0x1a86, product_id=0x7523)
+ dev = RAConnect(vendor_id=0x045B, product_id=0x0261)
print(args)
write_img(dev, args.file_name, args.start_address, args.end_address, args.verify)
elif args.command == "read":
print('read command')
elif args.command == "info":
- print('info command')
+ 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)
else:
parser.print_help()