Repair EEPROM program process of IAP serial MCU

The release V1.6 could download EEPROM file correctly when use the option 'program_eeprom_split' and splited eeprom larger than 512 Bytes for IAP serial MCU.
Repaired now!

stcgal/frontend.py

@@ -24,6 +24,7 @@ import sys
 import argparse
 import stcgal
 import serial
+from stcgal.models import MCUModelDatabase
 from stcgal.utils import BaudType
 from stcgal.protocols import Stc89Protocol
 from stcgal.protocols import Stc12AProtocol
@@ -107,8 +108,14 @@ class StcGal:
     def program_mcu(self):
         """Execute the standard programming flow."""
 
-        code_size = self.protocol.model.code
-        ee_size = self.protocol.model.eeprom
+        if self.opts.option: self.emit_options(self.opts.option)
+        
+        if self.protocol.split_code and self.protocol.model.name in MCUModelDatabase.MCU_IAP_List:
+            code_size = self.protocol.split_code
+            ee_size = self.protocol.split_eeprom
+        else:
+            code_size = self.protocol.model.code
+            ee_size = self.protocol.model.eeprom
 
         print("Loading flash: ", end="")
         sys.stdout.flush()
@@ -140,8 +147,6 @@ class StcGal:
         if len(bindata) % 512:
             bindata += b'\xff' * (512 - len(bindata) % 512)
 
-        if self.opts.option: self.emit_options(self.opts.option)
-
         self.protocol.handshake()
         self.protocol.erase_flash(len(bindata), code_size)
         self.protocol.program_flash(bindata)

stcgal/protocols.py

@@ -86,6 +86,8 @@ class StcBaseProtocol(ABC):
         self.mcu_bsl_version = ""
         self.options = None
         self.model = None
+        self.split_eeprom = None
+        self.split_code = None
         self.uid = None
         self.debug = False
         self.status_packet = None
@@ -1613,6 +1615,9 @@ class Stc8Protocol(Stc15Protocol):
         print("Target ref. voltage: %d mV" % self.reference_voltage)
         print("Target mfg. date: %04d-%02d-%02d" % self.mfg_date)
 
+    def set_option(self, name, value):
+        super().set_option(name, value)
+        
     def calibrate(self):
         """Calibrate selected user frequency frequency and switch to selected baudrate."""
 
@@ -1881,7 +1886,13 @@ class Stc8dProtocol(Stc8Protocol):
 
     def __init__(self, port, handshake, baud, trim):
         Stc8Protocol.__init__(self, port, handshake, baud, trim)
-
+    
+    def set_option(self, name, value):
+        super().set_option(name, value)
+        if name=='program_eeprom_split':
+            self.split_code = Utils.to_int(value);
+            self.split_eeprom = self.model.total - Utils.to_int(value);
+        
     def choose_range(self, packet, response, target_count):
         """Choose appropriate trim value mean for next round from challenge
         responses."""