test_read_write_memory.py

# This script is licensed under BSD License, see file LICENSE.txt.
#
# (c) TASKING Germany GmbH, 2023
 
import random
import isystem.connect as ic
 
 
winidea_id = ''
 
 
def test_readWriteMemory():
    connMgr = ic.ConnectionMgr()
    connMgr.connect(ic.CConnectionConfig().instanceId(winidea_id))
 
    dataCtrl = ic.CDataController(connMgr)
    addCtrl = ic.CAddressController(connMgr)
 
    # 4 bytes, 32 bit
    DATA = [random.randint(0, 100),
            random.randint(0, 100),
            random.randint(0, 100),
            random.randint(0, 100)]
    NUM = len(DATA)
    START_ADDRESS = addCtrl.getVariableAddress("main_loop_counter").getAddress()
 
    print(f"Writing {NUM} bytes to address: {hex(START_ADDRESS)}: {DATA}")
    wData = ic.VectorBYTE(DATA)
    # write 4 bytes without getting access status info ('NAI')
    dataCtrl.writeMemoryNAI(ic.IConnectDebug.fRealTime,
                            0,
                            START_ADDRESS,
                            NUM, 1,  # NUM of bytes, 1 byte per MAU
                            wData)
 
    print(f"Reading {NUM} bytes, starting at address: {hex(START_ADDRESS)}")
    rData = dataCtrl.readMemory(ic.IConnectDebug.fRealTime,
                                0,
                                START_ADDRESS,
                                NUM, 1)
    for index, data in enumerate(rData[:NUM]):
        # bytes, (data + access status)
        print(f"\tByte {index}: read value: {data}, access status: {rData[index + NUM]}")
 
 
if __name__ == "__main__":
    test_readWriteMemory()