Hello, could you please update the binaries?

Font8x8.c

@@ -0,0 +1,196 @@
+#include <stdint.h>
+
+const uint8_t x8x8_bits[][8]={
+  {0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00}, /* nul */
+  {0x00,0x20,0x50,0x50,0x88,0x88,0xFC,0x00}, /* delta */
+  {0x00,0x50,0xa0,0x50,0xa0,0x50,0xa0,0x00}, /* multiline marker */
+  {0x00,0x20,0x40,0xF8,0xF8,0x40,0x20,0x00}, /* left arrow */
+  {0x00,0x20,0x10,0xF8,0xF8,0x10,0x20,0x00}, /* right arrow */
+  {0x00,0x00,0xFE,0x6C,0x6C,0x6C,0x6C,0x00}, /* pi */
+  {0x00,0x00,0xCC,0xCC,0xCC,0x7C,0x0C,0x06}, /* micro */
+  {0x7C,0xC6,0xC6,0xC6,0x6C,0x6C,0xEE,0x00}, /* omega */
+  {0x70,0xD8,0xD8,0x70,0x00,0x00,0x00,0x00}, /* degree */
+  {0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00}, /* 0x20 ' ' */
+  {0x60,0xF0,0xF0,0x60,0x60,0x00,0x60,0x00}, /* 0x21 '!' */
+  {0xD8,0xD8,0xD8,0x00,0x00,0x00,0x00,0x00}, /* 0x22 '"' */
+  {0x6C,0x6C,0xFE,0x6C,0xFE,0x6C,0x6C,0x00}, /* 0x23 '#' */
+  {0x30,0x7C,0xC0,0x78,0x0C,0xF8,0x30,0x00}, /* 0x24 '$' */
+  {0x00,0xC6,0xCC,0x18,0x30,0x66,0xC6,0x00}, /* 0x25 '%' */
+  {0x38,0x6C,0x38,0x76,0xDC,0xCC,0x76,0x00}, /* 0x26 '&' */
+  {0x60,0x60,0xC0,0x00,0x00,0x00,0x00,0x00}, /* 0x27 ''' */
+  {0x30,0x60,0xC0,0xC0,0xC0,0x60,0x30,0x00}, /* 0x28 '(' */
+  {0xC0,0x60,0x30,0x30,0x30,0x60,0xC0,0x00}, /* 0x29 ')' */
+  {0x00,0x66,0x3C,0xFF,0x3C,0x66,0x00,0x00}, /* 0x2A '*' */
+  {0x00,0x30,0x30,0xFC,0x30,0x30,0x00,0x00}, /* 0x2B '+' */
+  {0x00,0x00,0x00,0x00,0x00,0xE0,0x60,0xC0}, /* 0x2C ',' */
+  {0x00,0x00,0x00,0xFC,0x00,0x00,0x00,0x00}, /* 0x2D '-' */
+  {0x00,0x00,0x00,0x00,0x00,0xC0,0xC0,0x00}, /* 0x2E '.' */
+  {0x06,0x0C,0x18,0x30,0x60,0xC0,0x80,0x00}, /* 0x2F '/' */
+  {0x78,0xCC,0xCC,0xCC,0xCC,0xCC,0x78,0x00}, /* 0x30 '0' */
+  {0x30,0xF0,0x30,0x30,0x30,0x30,0xFC,0x00}, /* 0x31 '1' */
+  {0x78,0xCC,0x0C,0x38,0x60,0xCC,0xFC,0x00}, /* 0x32 '2' */
+  {0x78,0xCC,0x0C,0x38,0x0C,0xCC,0x78,0x00}, /* 0x33 '3' */
+  {0x1C,0x3C,0x6C,0xCC,0xFE,0x0C,0x0C,0x00}, /* 0x34 '4' */
+  {0xFC,0xC0,0xF8,0x0C,0x0C,0xCC,0x78,0x00}, /* 0x35 '5' */
+  {0x38,0x60,0xC0,0xF8,0xCC,0xCC,0x78,0x00}, /* 0x36 '6' */
+  {0xFC,0xCC,0x0C,0x18,0x30,0x60,0x60,0x00}, /* 0x37 '7' */
+  {0x78,0xCC,0xCC,0x78,0xCC,0xCC,0x78,0x00}, /* 0x38 '8' */
+  {0x78,0xCC,0xCC,0x7C,0x0C,0x18,0x70,0x00}, /* 0x39 '9' */
+  {0x00,0x00,0xC0,0xC0,0x00,0xC0,0xC0,0x00}, /* 0x3A ':' */
+  {0x00,0x00,0x60,0x60,0x00,0xE0,0x60,0xC0}, /* 0x3B ';' */
+  {0x18,0x30,0x60,0xC0,0x60,0x30,0x18,0x00}, /* 0x3C '<' */
+  {0x00,0x00,0xFC,0x00,0xFC,0x00,0x00,0x00}, /* 0x3D '=' */
+  {0xC0,0x60,0x30,0x18,0x30,0x60,0xC0,0x00}, /* 0x3E '>' */
+  {0x78,0xCC,0x0C,0x18,0x30,0x00,0x30,0x00}, /* 0x3F '?' */
+  {0x7C,0xC6,0xDE,0xDE,0xDE,0xC0,0x78,0x00}, /* 0x40 '@' */
+  {0x30,0x78,0xCC,0xCC,0xFC,0xCC,0xCC,0x00}, /* 0x41 'A' */
+  {0xFC,0x66,0x66,0x7C,0x66,0x66,0xFC,0x00}, /* 0x42 'B' */
+  {0x3C,0x66,0xC0,0xC0,0xC0,0x66,0x3C,0x00}, /* 0x43 'C' */
+  {0xFC,0x6C,0x66,0x66,0x66,0x6C,0xFC,0x00}, /* 0x44 'D' */
+  {0xFE,0x62,0x68,0x78,0x68,0x62,0xFE,0x00}, /* 0x45 'E' */
+  {0xFE,0x62,0x68,0x78,0x68,0x60,0xF0,0x00}, /* 0x46 'F' */
+  {0x3C,0x66,0xC0,0xC0,0xCE,0x66,0x3E,0x00}, /* 0x47 'G' */
+  {0xCC,0xCC,0xCC,0xFC,0xCC,0xCC,0xCC,0x00}, /* 0x48 'H' */
+  {0xF0,0x60,0x60,0x60,0x60,0x60,0xF0,0x00}, /* 0x49 'I' */
+  {0x1E,0x0C,0x0C,0x0C,0xCC,0xCC,0x78,0x00}, /* 0x4A 'J' */
+  {0xE6,0x66,0x6C,0x78,0x6C,0x66,0xE6,0x00}, /* 0x4B 'K' */
+  {0xF0,0x60,0x60,0x60,0x62,0x66,0xFE,0x00}, /* 0x4C 'L' */
+  {0xC6,0xEE,0xFE,0xD6,0xC6,0xC6,0xC6,0x00}, /* 0x4D 'M' */
+  {0xC6,0xE6,0xF6,0xDE,0xCE,0xC6,0xC6,0x00}, /* 0x4E 'N' */
+  {0x38,0x6C,0xC6,0xC6,0xC6,0x6C,0x38,0x00}, /* 0x4F 'O' */
+  {0xFC,0x66,0x66,0x7C,0x60,0x60,0xF0,0x00}, /* 0x50 'P' */
+  {0x78,0xCC,0xCC,0xCC,0xDC,0x78,0x1C,0x00}, /* 0x51 'Q' */
+  {0xFC,0x66,0x66,0x7C,0x78,0x6C,0xE6,0x00}, /* 0x52 'R' */
+  {0x78,0xCC,0xE0,0x38,0x1C,0xCC,0x78,0x00}, /* 0x53 'S' */
+  {0xFC,0xB4,0x30,0x30,0x30,0x30,0x78,0x00}, /* 0x54 'T' */
+  {0xCC,0xCC,0xCC,0xCC,0xCC,0xCC,0xFC,0x00}, /* 0x55 'U' */
+  {0xCC,0xCC,0xCC,0xCC,0xCC,0x78,0x30,0x00}, /* 0x56 'V' */
+  {0xC6,0xC6,0xC6,0xD6,0xFE,0xEE,0xC6,0x00}, /* 0x57 'W' */
+  {0xC6,0xC6,0x6C,0x38,0x6C,0xC6,0xC6,0x00}, /* 0x58 'X' */
+  {0xCC,0xCC,0xCC,0x78,0x30,0x30,0x78,0x00}, /* 0x59 'Y' */
+  {0xFE,0xCC,0x98,0x30,0x62,0xC6,0xFE,0x00}, /* 0x5A 'Z' */
+  {0xF0,0xC0,0xC0,0xC0,0xC0,0xC0,0xF0,0x00}, /* 0x5B '[' */
+  {0xC0,0x60,0x30,0x18,0x0C,0x06,0x02,0x00}, /* 0x5C '\' */
+  {0xF0,0x30,0x30,0x30,0x30,0x30,0xF0,0x00}, /* 0x5D ']' */
+  {0x10,0x38,0x6C,0xC6,0x00,0x00,0x00,0x00}, /* 0x5E '^' */
+  {0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF}, /* 0x5F '_' */
+  {0xC0,0xC0,0x60,0x00,0x00,0x00,0x00,0x00}, /* 0x60 '`' */
+  {0x00,0x00,0x78,0x0C,0x7C,0xCC,0x76,0x00}, /* 0x61 'a' */
+  {0xE0,0x60,0x7C,0x66,0x66,0x66,0xBC,0x00}, /* 0x62 'b' */
+  {0x00,0x00,0x78,0xCC,0xC0,0xCC,0x78,0x00}, /* 0x63 'c' */
+  {0x1C,0x0C,0x0C,0x7C,0xCC,0xCC,0x76,0x00}, /* 0x64 'd' */
+  {0x00,0x00,0x78,0xCC,0xFC,0xC0,0x78,0x00}, /* 0x65 'e' */
+  {0x38,0x6C,0x60,0xF0,0x60,0x60,0xF0,0x00}, /* 0x66 'f' */
+  {0x00,0x00,0x76,0xCC,0xCC,0x7C,0x0C,0xF8}, /* 0x67 'g' */
+  {0xE0,0x60,0x6C,0x76,0x66,0x66,0xE6,0x00}, /* 0x68 'h' */
+  {0x60,0x00,0xE0,0x60,0x60,0x60,0xF0,0x00}, /* 0x69 'i' */
+  {0x18,0x00,0x78,0x18,0x18,0x18,0xD8,0x70}, /* 0x6A 'j' */
+  {0xE0,0x60,0x66,0x6C,0x78,0x6C,0xE6,0x00}, /* 0x6B 'k' */
+  {0xE0,0x60,0x60,0x60,0x60,0x60,0xF0,0x00}, /* 0x6C 'l' */
+  {0x00,0x00,0xEC,0xFE,0xD6,0xC6,0xC6,0x00}, /* 0x6D 'm' */
+  {0x00,0x00,0xF8,0xCC,0xCC,0xCC,0xCC,0x00}, /* 0x6E 'n' */
+  {0x00,0x00,0x78,0xCC,0xCC,0xCC,0x78,0x00}, /* 0x6F 'o' */
+  {0x00,0x00,0xDC,0x66,0x66,0x7C,0x60,0xF0}, /* 0x70 'p' */
+  {0x00,0x00,0x76,0xCC,0xCC,0x7C,0x0C,0x1E}, /* 0x71 'q' */
+  {0x00,0x00,0xD8,0x6C,0x6C,0x60,0xF0,0x00}, /* 0x72 'r' */
+  {0x00,0x00,0x7C,0xC0,0x78,0x0C,0xF8,0x00}, /* 0x73 's' */
+  {0x20,0x60,0xF8,0x60,0x60,0x68,0x30,0x00}, /* 0x74 't' */
+  {0x00,0x00,0xCC,0xCC,0xCC,0xCC,0x76,0x00}, /* 0x75 'u' */
+  {0x00,0x00,0xCC,0xCC,0xCC,0x78,0x30,0x00}, /* 0x76 'v' */
+  {0x00,0x00,0xC6,0xC6,0xD6,0xFE,0x6C,0x00}, /* 0x77 'w' */
+  {0x00,0x00,0xC6,0x6C,0x38,0x6C,0xC6,0x00}, /* 0x78 'x' */
+  {0x00,0x00,0xCC,0xCC,0xCC,0x7C,0x0C,0xF8}, /* 0x79 'y' */
+  {0x00,0x00,0xFC,0x98,0x30,0x64,0xFC,0x00}, /* 0x7A 'z' */
+  {0x1C,0x30,0x30,0xE0,0x30,0x30,0x1C,0x00}, /* 0x7B '{' */
+  {0xC0,0xC0,0xC0,0x00,0xC0,0xC0,0xC0,0x00}, /* 0x7C '|' */
+  {0xE0,0x30,0x30,0x1C,0x30,0x30,0xE0,0x00}, /* 0x7D '}' */
+  {0x76,0xDC,0x00,0x00,0x00,0x00,0x00,0x00}, /* 0x7E '~' */
+  {0x10,0x38,0x6C,0xC6,0xC6,0xC6,0xFE,0x00}, /* 0x7F '' */
+};
+
+
+
+static const uint8_t x8x8_len[] = {
+  1 /* nul      */  | 6<<4, /* delta */
+  5 /* multil.  */  | 6<<4, /* left */
+  6 /* right    */  | 8<<4, /* pi */
+  8 /* micro    */  | 8<<4, /* omega */
+  6 /* degree   */  | 4<<4, /* 0x20 ' ' */
+  5 /* 0x21 '!' */  | 6<<4, /* 0x22 '"' */
+  8 /* 0x23 '#' */  | 7<<4, /* 0x24 '$' */
+  8 /* 0x25 '%' */  | 8<<4, /* 0x26 '&' */
+  4 /* 0x27 ''' */  | 5<<4, /* 0x28 '(' */
+  5 /* 0x29 ')' */  | 9<<4, /* 0x2A '*' */
+  7 /* 0x2B '+' */  | 4<<4, /* 0x2C ',' */
+  7 /* 0x2D '-' */  | 3<<4, /* 0x2E '.' */
+  8 /* 0x2F '/' */  | 7<<4, /* 0x30 '0' */
+  7 /* 0x31 '1' */  | 7<<4, /* 0x32 '2' */
+  7 /* 0x33 '3' */  | 8<<4, /* 0x34 '4' */
+  7 /* 0x35 '5' */  | 7<<4, /* 0x36 '6' */
+  7 /* 0x37 '7' */  | 7<<4, /* 0x38 '8' */
+  7 /* 0x39 '9' */  | 3<<4, /* 0x3A ':' */
+  4 /* 0x3B ';' */  | 6<<4, /* 0x3C '<' */
+  7 /* 0x3D '=' */  | 6<<4, /* 0x3E '>' */
+  7 /* 0x3F '?' */  | 8<<4, /* 0x40 '@' */
+  7 /* 0x41 'A' */  | 8<<4, /* 0x42 'B' */
+  8 /* 0x43 'C' */  | 8<<4, /* 0x44 'D' */
+  8 /* 0x45 'E' */  | 8<<4, /* 0x46 'F' */
+  8 /* 0x47 'G' */  | 7<<4, /* 0x48 'H' */
+  5 /* 0x49 'I' */  | 8<<4, /* 0x4A 'J' */
+  8 /* 0x4B 'K' */  | 8<<4, /* 0x4C 'L' */
+  8 /* 0x4D 'M' */  | 8<<4, /* 0x4E 'N' */
+  8 /* 0x4F 'O' */  | 8<<4, /* 0x50 'P' */
+  7 /* 0x51 'Q' */  | 8<<4, /* 0x52 'R' */
+  7 /* 0x53 'S' */  | 7<<4, /* 0x54 'T' */
+  7 /* 0x55 'U' */  | 7<<4, /* 0x56 'V' */
+  8 /* 0x57 'W' */  | 8<<4, /* 0x58 'X' */
+  7 /* 0x59 'Y' */  | 8<<4, /* 0x5A 'Z' */
+  5 /* 0x5B '[' */  | 8<<4, /* 0x5C '\' */
+  5 /* 0x5D ']' */  | 8<<4, /* 0x5E '^' */
+  9 /* 0x5F '_' */  | 4<<4, /* 0x60 '`' */
+  8 /* 0x61 'a' */  | 8<<4, /* 0x62 'b' */
+  7 /* 0x63 'c' */  | 8<<4, /* 0x64 'd' */
+  7 /* 0x65 'e' */  | 7<<4, /* 0x66 'f' */
+  8 /* 0x67 'g' */  | 8<<4, /* 0x68 'h' */
+  5 /* 0x69 'i' */  | 6<<4, /* 0x6A 'j' */
+  8 /* 0x6B 'k' */  | 5<<4, /* 0x6C 'l' */
+  8 /* 0x6D 'm' */  | 7<<4, /* 0x6E 'n' */
+  7 /* 0x6F 'o' */  | 8<<4, /* 0x70 'p' */
+  8 /* 0x71 'q' */  | 7<<4, /* 0x72 'r' */
+  7 /* 0x73 's' */  | 6<<4, /* 0x74 't' */
+  8 /* 0x75 'u' */  | 7<<4, /* 0x76 'v' */
+  8 /* 0x77 'w' */  | 8<<4, /* 0x78 'x' */
+  7 /* 0x79 'y' */  | 7<<4, /* 0x7A 'z' */
+  7 /* 0x7B '{' */  | 3<<4, /* 0x7C '|' */
+  7 /* 0x7D '}' */  | 8<<4, /* 0x7E '~' */
+  8 /* 0x7F '' */ | 0<<4
+};
+
+
+
+uint8_t x8x8_map_char_table(uint8_t ch)
+{
+  if ( ch > 0x7f )
+  {
+    /* limit to largest character */
+    ch = 0x7f - 32 + 9;
+  }
+  else if ( ch >= 32 ) 
+  {
+    /* normal character */
+    ch = ch - 32 + 9;
+  }
+  else
+  {
+    /* special character */
+  }
+
+  return ch;
+}
+
+
+
+uint8_t x8x8_get_len(uint8_t ch)
+{
+  return (x8x8_len[ch/2] >> 4*(ch%2) ) & 0x0f;
+}

Makefile

@@ -120,7 +120,7 @@ CSRC = $(STARTUPSRC) \
        $(STREAMSSRC) \
        $(SHELLSRC) \
        usbcfg.c \
-       main.c si5351.c tlv320aic3204.c dsp.c plot.c ui.c ili9341.c numfont20x22.c Font5x7.c flash.c adc.c
+       main.c si5351.c tlv320aic3204.c dsp.c plot.c ui.c ili9341.c numfont20x22.c Font8x8.c flash.c adc.c
 
 #       $(TESTSRC) \
 
@@ -228,6 +228,13 @@ include $(RULESPATH)/rules.mk
 flash: build/ch.bin
 	dfu-util -d 0483:df11 -a 0 -s 0x08000000:leave -D build/ch.bin
 
+release: build/ch.hex build/ch.bin build/ch.dmp
+	dfu-tool convert dfuse ./build/ch.hex ./build/ch.dfu
+	dfu-tool set-product ./build/ch.dfu df11
+	dfu-tool set-vendor ./build/ch.dfu 0483
+	cd build; md5sum ch.* > md5.txt; sha256sum ch.* > sha256.txt
+	zip -j -r build/nanovna_$(VERSION).zip build/ch* build/sha256.txt build/md5.txt
+
 dfu:
 	-@printf "reset dfu\r" >/dev/cu.usbmodem401
 

README.md

@@ -7,7 +7,9 @@ NanoVNA - Very tiny handheld Vector Network Analyzer
 [release]: https://github.com/ttrftech/NanoVNA/releases
 
 <div align="center">
-<img src="/doc/nanovna.jpg" width="480px">
+<p><img src="/doc/nanovna.jpg" width="320px">
+    <img src="/doc/nanovna_screen.jpg" width="320px">
+    <img src="/doc/nanovna_infoscreen.jpg" width="320px"></p>
 </div>
 
 # About
@@ -17,7 +19,10 @@ standalone with lcd display, portable device with battery. This
 project aim to provide an RF gadget but useful instrument for
 enthusiast.
 
-This repository contains source of NanoVNA firmware.
+This repository contains source of NanoVNA firmware with a more readable font than the original.
+
+## Binary releases
+From time to time there are binary releases so you don´t have to compile the firmware by yourself. See https://github.com/reald/NanoVNA/releases
 
 ## Prepare ARM Cross Tools
 
@@ -44,7 +49,7 @@ Download arm cross tools from [here](https://developer.arm.com/tools-and-softwar
 
 Fetch source and submodule.
 
-    $ git clone https://github.com/ttrftech/NanoVNA.git
+    $ git clone https://github.com/reald/NanoVNA.git
     $ cd NanoVNA
     $ git submodule update --init --recursive
 
@@ -114,3 +119,4 @@ Hardware design material is disclosed to prevent bad quality clone. Please let m
 
 * [@hugen79](https://github.com/hugen79)
 * [@cho45](https://github.com/cho45)
+* DL9CAT

STM32F072xB.ld

@@ -19,14 +19,14 @@
  */
 MEMORY
 {
-    flash0  : org = 0x08000000, len = 96k
+    flash0  : org = 0x08000000, len = 102k
     flash1  : org = 0x00000000, len = 0
     flash2  : org = 0x00000000, len = 0
     flash3  : org = 0x00000000, len = 0
     flash4  : org = 0x00000000, len = 0
     flash5  : org = 0x00000000, len = 0
     flash6  : org = 0x00000000, len = 0
-    flash7  : org = 0x08018000, len = 32k
+    flash7  : org = 0x08019800, len = 26k
     ram0    : org = 0x20000000, len = 16k
     ram1    : org = 0x00000000, len = 0
     ram2    : org = 0x00000000, len = 0

flash.c

@@ -79,7 +79,11 @@ checksum(const void *start, size_t len)
 
 #define FLASH_PAGESIZE 0x800
 
+#if SAVEAREA_MAX==5
 const uint32_t save_config_area = 0x08018000;
+#else
+const uint32_t save_config_area = 0x08019800;
+#endif
 
 int
 config_save(void)
@@ -97,7 +101,7 @@ config_save(void)
   /* erase flash pages */
   flash_erase_page((uint32_t)dst);
 
-  /* write to flahs */
+  /* write to flash */
   while(count-- > 0) {
     flash_program_half_word((uint32_t)dst, *src++);
     dst++;
@@ -122,10 +126,14 @@ config_recall(void)
   return 0;
 }
 
-#define SAVEAREA_MAX 5
+
 
 const uint32_t saveareas[] =
-  { 0x08018800, 0x0801a000, 0x0801b800, 0x0801d000, 0x0801e800 };
+{
+#if SAVEAREA_MAX==5
+                  0x08018800,
+#endif
+                  0x0801a000, 0x0801b800, 0x0801d000, 0x0801e800 };
 
 int16_t lastsaveid = 0;
 
@@ -210,7 +218,11 @@ caldata_ref(int id)
   return src;
 }
 
+#if SAVEAREA_MAX==5
 const uint32_t save_config_prop_area_size = 0x8000;
+#else
+const uint32_t save_config_prop_area_size = 0x6800;
+#endif
 
 void
 clear_all_config_prop_data(void)