diff --git a/mik32_eeprom.py b/mik32_eeprom.py
index 4f69215..417388b 100644
--- a/mik32_eeprom.py
+++ b/mik32_eeprom.py
@@ -193,7 +193,7 @@ def eeprom_check_data_ahb_lite(openocd: OpenOcdTclRpc, words: list[int]) -> int:
     return 0
 
 
-def write_words(words: list[int], write_by_word = False, read_through_apb = False) -> int:
+def write_words(words: list[int], write_by_word = False, read_through_apb = False, is_resume=True) -> int:
     """
     Write words in MIK32 EEPROM through APB bus
 
@@ -249,7 +249,8 @@ def write_words(words: list[int], write_by_word = False, read_through_apb = Fals
             result = eeprom_check_data_apb(openocd, words)
         else:
             result = eeprom_check_data_ahb_lite(openocd, words)
-        openocd.resume(0)
+        if is_resume:
+            openocd.resume(0)
     if result == 0:
         print("EEPROM write file done!")
     return result
diff --git a/mik32_ram.py b/mik32_ram.py
index 506301e..e2c7299 100644
--- a/mik32_ram.py
+++ b/mik32_ram.py
@@ -2,10 +2,11 @@ from .tclrpc import TclException
 from .tclrpc import OpenOcdTclRpc
 from pathlib import Path
 
-def write_file(filename):
+def write_file(filename, is_resume=True):
 
     with OpenOcdTclRpc() as openocd:
         openocd.reset_halt()
         print(openocd.run("load_image {%s} 0x0" % Path(filename)))
-        openocd.resume(0)
+        if is_resume:
+            openocd.resume(0)
     print("RAM write file maybe done")
diff --git a/mik32_spifi.py b/mik32_spifi.py
index a685120..d89e672 100644
--- a/mik32_spifi.py
+++ b/mik32_spifi.py
@@ -420,7 +420,7 @@ def spifi_write(openocd: OpenOcdTclRpc, address: int, data: list[int], data_len:
     print("written")
 
 
-def spifi_write_file(bytes: list[int]):
+def spifi_write_file(bytes: list[int], is_resume=True):
     """
     Write bytes in MIK32 External SPIFI Flash memory
 
@@ -451,4 +451,5 @@ def spifi_write_file(bytes: list[int]):
             spifi_write(openocd, address, bytes, len(bytes) - address)
             spifi_read_data(openocd, address, len(bytes) - address, bytes)
         print("end")
-        openocd.resume(0)
+        if is_resume:
+            openocd.resume(0)
diff --git a/mik32_upload.py b/mik32_upload.py
index 9a84071..74d36b0 100644
--- a/mik32_upload.py
+++ b/mik32_upload.py
@@ -32,7 +32,7 @@ def test_connection():
         raise Exception("ERROR: no regs found, check MCU connection")
 
 
-def upload_file(filename: str, boot_source: str = "eeprom") -> int:
+def upload_file(filename: str, boot_source: str = "eeprom", is_resume=True) -> int:
     """
     Write ihex or binary file into MIK32 EEPROM or external flash memory
 
@@ -69,12 +69,12 @@ def upload_file(filename: str, boot_source: str = "eeprom") -> int:
     #     proc.kill()
 
     if boot_source == "eeprom":
-        result = write_words(bytes2words(get_content(filename)))
+        result = write_words(bytes2words(get_content(filename)), is_resume)
     elif boot_source == "spifi":
-        spifi_write_file(get_content(filename))
+        spifi_write_file(get_content(filename), is_resume)
         result = 0 # TODO
     elif boot_source == "ram":
-        write_file(filename)
+        write_file(filename, is_resume)
         result = 0 # TODO
     else:
         raise Exception("Unsupported boot source, use eeprom or spifi")