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")
+ chunk_size = 1024 # 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")
# 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)
- 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)
+ 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():
parser = argparse.ArgumentParser(description="RA Flasher Tool")
dev.confirm_connection()
get_dev_info(dev)
get_area_info(dev)
- read_img(dev, "save.bin", 0x0000, 0x3FFFF)
+ #read_img(dev, "save.bin", 0x0000, 0x3FFFF)
+ write_img(dev, "src/sample.bin", 0x8000, None)
else:
parser.print_help()