diff --git a/bbn_m5atomS3_lite_env/Nmea0183Msg.h b/bbn_m5atomS3_lite_env/Nmea0183Msg.h
new file mode 100644
index 0000000..9ff6d11
--- /dev/null
+++ b/bbn_m5atomS3_lite_env/Nmea0183Msg.h
@@ -0,0 +1,30 @@
+#ifndef Nmea0183Msg_h
+#define Nmea0183Msg_h
+
+/*
+   NMEA 0183 Messages
+   
+   Example:
+   
+    TXT - Text Transmission 
+    For the transmission of short text messages, longer text messages may be transmitted by using multiple 
+    sentences. Nmea0183Msg_h
+     
+    $--TXT,x1,x2,x3,c--c*hh<CR><LF> 
+           x1    Total number of sentences 1, 01 to 99 
+           x2    Sentence sequence number, 01 to 99 
+           x3    Text identifier
+           c--c  Text message
+    
+     $GPTXT,01,01,25,DR MODE - ANTENNA FAULT^21*38<CR><LF>
+ */
+#include "NmeaChecksum.h"
+
+void gen_nmea0183_msg(const char *nmea_fmt, const char *value) {
+  char nmea_part[82];
+  snprintf(nmea_part, 76, nmea_fmt, value);
+  int checksum = nmea0183_checksum(nmea_part);
+  Serial.printf("%s*%02X\r\n", nmea_part, checksum);
+}
+
+#endif