import os
import math
+import time
import argparse
+from tqdm import tqdm
from RAConnect import *
from RAPacker import *
packed = pack_pkt(INQ_CMD, "")
dev.send_data(packed)
info = dev.recv_data(7)
- print(info)
+ #print(info)
if info == bytearray(b'\x00') or info == bytearray(b''):
return False
msg = unpack_pkt(info)
print("Connection already established")
- print(msg)
+ #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, "")
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:
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):
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)
+ end_addr = blocks * SECTOR_SIZE + start_addr - 1
chunk_size = 64 # max is 1024
- 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")
+ #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)
+ 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:
chunk = f.read(chunk_size)
while chunk:
- packed = pack_pkt(WRI_CMD, 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)
print(f'Sending {len(chunk)} bytes')
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:
- msg = unpack_pkt(reply)
- print(msg)
+ #if not reply == False:
+ #print(reply)
+ msg = unpack_pkt(reply)
+ #print(msg)
chunk = f.read(chunk_size)
+
def main():
parser = argparse.ArgumentParser(description="RA Flasher Tool")
#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()