import os
import math
+import time
import argparse
+from tqdm import tqdm
from RAConnect import *
from RAPacker import *
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_area_info(dev):
+ for i in [0,1,2]:
+ print("===================")
+ packed = pack_pkt(ARE_CMD, [str(i)])
+ dev.send_data(packed)
+ info = dev.recv_data(23)
+ msg = unpack_pkt(info)
+ fmt = '>BIIII'
+ KOA, SAD, EAD, EAU, WAU = struct.unpack(fmt, bytes(int(x, 16) for x in msg))
+ print(f'Area {KOA} - {hex(SAD)}:{hex(EAD)}')
+ print(f'Erase {hex(EAU)} bytes - write {hex(WAU)} bytes')
+
def get_dev_info(dev):
packed = pack_pkt(SIG_CMD, "")
#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(f'Ver{BFV >> 8}.{BFV & 0xFF}')
+ print('Chip info:')
+ print('====================')
+ print(f'Serial interface speed: {SCI} Hz')
+ print(f'Recommend max UART baud rate {RMB} bps')
+ print(f'User area in Code flash [{NOA & 0x1}|{NOA & 0x02 >> 1}]')
+ print(f'User area in Data flash [{NOA & 0x03 >> 2}]')
+ print(f'Config area [{NOA & 0x04 >> 3}]')
+ 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")
+def read_img(dev, img, start_addr, end_addr):
+
+ # calculate / check start and end address
+ if start_addr == None or end_addr == None:
+ if start_addr == None:
+ start_addr = 0
+ # align start addr
+ if start_addr % SECTOR_SIZE:
+ 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")
+ 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(REA_CMD, SAD + EAD)
+ dev.send_data(packed)
+
+ # 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)
+
+
def write_img(dev, img, start_addr, end_addr, verify=False):
if os.path.exists(img):
print('read command')
elif args.command == "info":
dev = RAConnect(vendor_id=0x045B, product_id=0x0261)
- dev.establish_connection()
- dev.confirm_connection()
+ 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)
else:
parser.print_help()