diff --git a/BLHeli_S SiLabs/MakeHexfiles.sh b/BLHeli_S SiLabs/MakeHexfiles.sh
new file mode 100755
index 00000000..e8afc100
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+++ b/BLHeli_S SiLabs/MakeHexfiles.sh	
@@ -0,0 +1,76 @@
+#!/bin/bash
+# Created by: Englebert
+# Date: Wed 16 Jun 15:12:37 +08 2021
+# Description: This is to compile the hex in linux environment. My environment is UBUNTU 21.04
+LOGFILE=MakeHex_Result.log
+OUTPUT_PATH=Output
+HEXFILES_PATH=${OUTPUT_PATH}/Hex
+REVISION=REV16_7
+##KEILPATH=~/Applications/SimplicityStudio_v5/developer/toolchains/keil_8051/9.60/BIN
+KEILPATH=/home/englebert/.wine/drive_c/Keil_v5/C51/BIN
+WINE=/usr/bin/wine
+
+if [ -e ${LOGFILE} ];
+then
+    rm -f ${LOGFILE}
+fi
+
+### Adapt settings to your environment
+if [ -d ${OUTPUT_PATH} ];
+then
+    rm -rf ${OUTPUT_PATH}
+fi
+
+# Recreate the path
+mkdir -p ${HEXFILES_PATH}
+
+echo "Revision: ${REVISION}" >> ${LOGFILE}
+echo "Path for Keil toolchain: ${KEILPATH}" >> ${LOGFILE}
+echo "Starting compilation...." >> ${LOGFILE}
+
+#### Common Functions #### START
+compile() {
+    VAL="0 5 10 15 20 25 30 40 50 70 90"
+
+    for REPEAT in ${VAL}
+    do
+        FETON_DELAY=${REPEAT}
+        ESCNAME=${ESC}${FETON_DELAY}
+        echo "F: $FETON_DELAY"
+        compile_code
+    done
+}
+
+compile_code() {
+    echo "Compiling ${ESCNAME}" | tee -a ${LOGFILE}
+    echo "********************************************************************" | tee -a ${LOGFILE}
+    echo "${ESCNAME}" | tee -a ${LOGFILE}
+    echo "********************************************************************" | tee -a ${LOGFILE}
+    ### Not sure some of the exe are in capital and some in small letters. Just following what I am having in the system.
+    ${WINE} ${KEILPATH}/AX51.exe "BLHeli_S.asm" "DEFINE(ESCNO=${ESCNO})" "DEFINE(MCU_48MHZ=${MCU_48MHZ})" "DEFINE(FETON_DELAY=${FETON_DELAY})" "OBJECT(${OUTPUT_PATH}/${ESCNAME}_${REVISION}.OBJ)" "DEBUG" "MACRO" "NOMOD51" "COND" "SYMBOLS" "PAGEWIDTH(120)" "PAGELENGTH(65)" | tee -a ${LOGFILE}
+    ### ${WINE} ${KEILPATH}/AX51.exe "BLHeli_S.asm" "DEFINE(ESCNO=${ESCNO})" "DEFINE(MCU_48MHZ=${MCU_48MHZ})" "DEFINE(FETON_DELAY=${FETON_DELAY})" "OBJECT(${OUTPUT_PATH}/${ESCNAME}_${REVISION}.OBJ)" "PAGEWIDTH(120)" "PAGELENGTH(65)" | tee -a ${LOGFILE}
+    ${WINE} ${KEILPATH}/LX51.exe ${OUTPUT_PATH}/${ESCNAME}_${REVISION}.OBJ TO ${OUTPUT_PATH}/${ESCNAME}_${REVISION}.OMF 'PAGEWIDTH(120)' 'PAGELENGTH(65)' | tee -a ${LOGFILE}
+    ${WINE} ${KEILPATH}/Ohx51.exe "${OUTPUT_PATH}/${ESCNAME}_${REVISION}.OMF" "HEXFILE (${OUTPUT_PATH}/Hex/${ESCNAME}_${REVISION}.HEX)" "H386" | tee -a ${LOGFILE}
+}
+
+#### Common Functions #### END
+ESC_TYPES="A B C D E F G H I J K L M N O P Q R S T U V W Z"
+ESCNO=0
+
+for ESC_TYPE in ${ESC_TYPES}
+do
+    if [[ "${ESC_TYPE}" == "W" ]];
+    then
+        ESCNO=$((ESCNO + 3))
+    else
+        ESCNO=$((ESCNO + 1))
+    fi
+
+    ESC=${ESC_TYPE}_L_
+    MCU_48MHZ=0
+    compile
+
+    ESC=${ESC_TYPE}_H_
+    MCU_48MHZ=1
+    compile
+done