add the LED to the server example

hardware/esp8266com/esp8266/cores/esp8266/Esp.cpp

@@ -24,23 +24,55 @@ extern "C" {
 #include "user_interface.h"
 }
 
-#define kHz (1000L)
-#define MHz (1000L*kHz)
-#define GHz (1000L*MHz)
-
-#define kBit (1024L)
-#define MBit (1024L*kBit)
-#define GBit (1024L*MBit)
-
-#define kB (1024L)
-#define MB (1024L*kB)
-#define GB (1024L*MB)
-
 //extern "C" void ets_wdt_init(uint32_t val);
 extern "C" void ets_wdt_enable(void);
 extern "C" void ets_wdt_disable(void);
 extern "C" void wdt_feed(void);
 
+/**
+ * User-defined Literals
+ *  usage:
+ *
+ *   uint32_t = test = 10_MHz; // --> 10000000
+ */
+
+unsigned long long operator"" _kHz(unsigned long long x) {
+    return x * 1000;
+}
+
+unsigned long long operator"" _MHz(unsigned long long x) {
+    return x * 1000 * 1000;
+}
+
+unsigned long long operator"" _GHz(unsigned long long x) {
+    return x * 1000 * 1000 * 1000;
+}
+
+unsigned long long operator"" _kBit(unsigned long long x) {
+    return x * 1024;
+}
+
+unsigned long long operator"" _MBit(unsigned long long x) {
+    return x * 1024 * 1024;
+}
+
+unsigned long long operator"" _GBit(unsigned long long x) {
+    return x * 1024 * 1024 * 1024;
+}
+
+unsigned long long operator"" _kB(unsigned long long x) {
+    return x * 1024;
+}
+
+unsigned long long operator"" _MB(unsigned long long x) {
+    return x * 1024 * 1024;
+}
+
+unsigned long long operator"" _GB(unsigned long long x) {
+    return x * 1024 * 1024 * 1024;
+}
+
+
 EspClass ESP;
 
 EspClass::EspClass()
@@ -134,15 +166,15 @@ uint32_t EspClass::getFlashChipSize(void)
     if(spi_flash_read(0x0000, &data, 4) == SPI_FLASH_RESULT_OK) {
         switch((bytes[3] & 0xf0) >> 4) {
             case 0x0: // 4 Mbit (512KB)
-                return (512 * kB);
+                return (512_kB);
             case 0x1: // 2 MBit (256KB)
-                return (256 * kB);
+                return (256_kB);
             case 0x2: // 8 MBit (1MB)
-                return (1 * MB);
+                return (1_MB);
             case 0x3: // 16 MBit (2MB)
-                return (2 * MB);
+                return (2_MB);
             case 0x4: // 32 MBit (4MB)
-                return (4 * MB);
+                return (4_MB);
             default: // fail?
                 return 0;
         }
@@ -158,13 +190,13 @@ uint32_t EspClass::getFlashChipSpeed(void)
     if(spi_flash_read(0x0000, &data, 4) == SPI_FLASH_RESULT_OK) {
         switch(bytes[3] & 0x0F) {
             case 0x0: // 40 MHz
-                return (40 * MHz);
+                return (40_MHz);
             case 0x1: // 26 MHz
-                return (26 * MHz);
+                return (26_MHz);
             case 0x2: // 20 MHz
-                return (20 * MHz);
+                return (20_MHz);
             case 0xf: // 80 MHz
-                return (80 * MHz);
+                return (80_MHz);
             default: // fail?
                 return 0;
         }
@@ -186,3 +218,32 @@ FlashMode_t EspClass::getFlashChipMode(void)
     }
     return mode;
 }
+
+/**
+ * Infos from
+ *  http://www.wlxmall.com/images/stock_item/att/A1010004.pdf
+ *  http://www.gigadevice.com/product-series/5.html?locale=en_US
+ */
+uint32_t EspClass::getFlashChipSizeByChipId(void) {
+    uint32_t chipId = getFlashChipId();
+    switch(chipId) {
+        case 0x1740C8: // GD25Q64B
+            return (8_MB);
+        case 0x1640C8: // GD25Q32B
+            return (4_MB);
+        case 0x1540C8: // GD25Q16B
+            return (2_MB);
+        case 0x1440C8: // GD25Q80
+            return (1_MB);
+        case 0x1340C8: // GD25Q40
+            return (512_kB);
+        case 0x1240C8: // GD25Q20
+            return (256_kB);
+        case 0x1140C8: // GD25Q10
+            return (128_kB);
+        case 0x1040C8: // GD25Q12
+            return (64_kB);
+        default:
+            return 0;
+    }
+}

hardware/esp8266com/esp8266/cores/esp8266/Esp.h

@@ -90,6 +90,7 @@ class EspClass {
         uint32_t getFlashChipSize(void);
         uint32_t getFlashChipSpeed(void);
         FlashMode_t getFlashChipMode(void);
+        uint32_t getFlashChipSizeByChipId(void);
 
 };
 

hardware/esp8266com/esp8266/cores/esp8266/HardwareSerial.cpp

@@ -510,6 +510,9 @@ void ICACHE_FLASH_ATTR HardwareSerial::begin(unsigned long baud, byte config) {
 }
 
 void ICACHE_FLASH_ATTR HardwareSerial::end() {
+    if(uart_get_debug() == _uart_nr) {
+        uart_set_debug(UART_NO);
+    }
     uart_uninit(_uart);
     delete _rx_buffer;
     delete _tx_buffer;

hardware/esp8266com/esp8266/cores/esp8266/core_esp8266_main.cpp

@@ -48,7 +48,7 @@ extern void setup();
 
 void preloop_update_frequency() __attribute__((weak));
 void preloop_update_frequency() {
-#if defined(F_CPU) && (F_CPU == 16000000L)
+#if defined(F_CPU) && (F_CPU == 160000000L)
     REG_SET_BIT(0x3ff00014, BIT(0));
     ets_update_cpu_frequency(160);
 #endif

hardware/esp8266com/esp8266/cores/esp8266/core_esp8266_wiring_digital.c

@@ -59,13 +59,17 @@ extern void __pinMode(uint8_t pin, uint8_t mode) {
       GPF(pin) = GPFFS(GPFFS_GPIO(pin));//Set mode to GPIO
       GPC(pin) = (GPC(pin) & (0xF << GPCI)); //SOURCE(GPIO) | DRIVER(NORMAL) | INT_TYPE(UNCHANGED) | WAKEUP_ENABLE(DISABLED)
       GPES = (1 << pin); //Enable
-    } else if(mode == INPUT || mode == INPUT_PULLUP){
+    } else if(mode == INPUT || mode == INPUT_PULLUP || mode == INPUT_PULLDOWN){
       GPF(pin) = GPFFS(GPFFS_GPIO(pin));//Set mode to GPIO
       GPC(pin) = (GPC(pin) & (0xF << GPCI)) | (1 << GPCD); //SOURCE(GPIO) | DRIVER(OPEN_DRAIN) | INT_TYPE(UNCHANGED) | WAKEUP_ENABLE(DISABLED)
       GPEC = (1 << pin); //Disable
-      if(mode == INPUT_PULLUP){
-        GPF(pin) |= (1 << GPFPU);//Enable Pullup
-      }
+        if(mode == INPUT_PULLUP) {
+            GPF(pin) &= ~(1 << GPFPD); // Disable Pulldown
+            GPF(pin) |= (1 << GPFPU);  // Enable  Pullup
+        } else if(mode == INPUT_PULLDOWN) {
+            GPF(pin) &= ~(1 << GPFPU); // Disable Pullup
+            GPF(pin) |= (1 << GPFPD);  // Enable  Pulldown
+        }
     }
   } else if(pin == 16){
     GPF16 = GP16FFS(GPFFS_GPIO(pin));//Set mode to GPIO
@@ -81,7 +85,7 @@ extern void __pinMode(uint8_t pin, uint8_t mode) {
   }
 }
 
-extern void __digitalWrite(uint8_t pin, uint8_t val) {
+extern void ICACHE_RAM_ATTR __digitalWrite(uint8_t pin, uint8_t val) {
   val &= 0x01;
   if(pin < 16){
     if(val) GPOS = (1 << pin);
@@ -92,12 +96,13 @@ extern void __digitalWrite(uint8_t pin, uint8_t val) {
   }
 }
 
-extern int __digitalRead(uint8_t pin) {
+extern int ICACHE_RAM_ATTR __digitalRead(uint8_t pin) {
   if(pin < 16){
     return GPIP(pin);
   } else if(pin == 16){
     return GP16I & 0x01;
   }
+  return 0;
 }
 
 /*
@@ -154,6 +159,11 @@ extern void __detachInterrupt(uint8_t pin) {
 }
 
 void initPins() {
+  //Disable UART interrupts
+  system_set_os_print(0);
+  U0IE = 0;
+  U1IE = 0;
+
   for (int i = 0; i <= 5; ++i) {
     pinMode(i, INPUT);
   }

hardware/esp8266com/esp8266/cores/esp8266/esp8266_peri.h

@@ -93,9 +93,11 @@ static uint8_t esp8266_gpioToFn[16] = {0x34, 0x18, 0x38, 0x14, 0x3C, 0x40, 0x1C,
 //GPIO (0-15) PIN Function Bits
 #define GPFSOE 0 //Sleep OE
 #define GPFSS  1 //Sleep Sel
+#define GPFSPD 2 //Sleep Pulldown
 #define GPFSPU 3 //Sleep Pullup
 #define GPFFS0 4 //Function Select bit 0
 #define GPFFS1 5 //Function Select bit 1
+#define GPFPD  6 //Pulldown
 #define GPFPU  7 //Pullup
 #define GPFFS2 8 //Function Select bit 2
 #define GPFFS(f) (((((f) & 4) != 0) << GPFFS2) | ((((f) & 2) != 0) << GPFFS1) | ((((f) & 1) != 0) << GPFFS0))

hardware/esp8266com/esp8266/libraries/ESP8266WebServer/examples/HelloServer/HelloServer.ino

@@ -9,26 +9,34 @@ MDNSResponder mdns;
 
 ESP8266WebServer server(80);
 
+const int led = 13;
+
 void handleRoot() {
+  digitalWrite(led, 1);
   server.send(200, "text/plain", "hello from esp8266!");
+  digitalWrite(led, 0);
 }
 
 void handleNotFound(){
-  String message = "URI: ";
+  digitalWrite(led, 1);
+  String message += "File Not Found\n\n";
+  message += "URI: ";
   message += server.uri();
   message += "\nMethod: ";
   message += (server.method() == HTTP_GET)?"GET":"POST";
-  message += "\nNot Found!\n\n";
   message += "\nArguments: ";
   message += server.args();
   message += "\n";
   for (uint8_t i=0; i<server.args(); i++){
     message += " " + server.argName(i) + ": " + server.arg(i) + "\n";
   }
   server.send(404, "text/plain", message);
+  digitalWrite(led, 0);
 }
 
 void setup(void){
+  pinMode(led, OUTPUT);
+  digitalWrite(led, 0);
   Serial.begin(115200);
   WiFi.begin(ssid, password);
   Serial.println("");

hardware/esp8266com/esp8266/platform.txt

@@ -23,7 +23,7 @@ compiler.S.flags=-c -g -x assembler-with-cpp -MMD
 compiler.c.elf.ldscript=eagle.app.v6.ld
 compiler.c.elf.flags=-nostdlib -Wl,--no-check-sections -u call_user_start -Wl,-static "-L{compiler.sdk.path}/lib" "-L{compiler.sdk.path}/ld" "-T{compiler.c.elf.ldscript}"
 compiler.c.elf.cmd=xtensa-lx106-elf-gcc
-compiler.c.elf.libs=-lc -lm -lg -lgcc -lhal -lphy -lnet80211 -llwip -lwpa -lmain -lpp -lsmartconfig
+compiler.c.elf.libs=-lm -lc -lgcc -lhal -lphy -lnet80211 -llwip -lwpa -lmain -lpp -lsmartconfig
 
 compiler.cpp.cmd=xtensa-lx106-elf-g++
 compiler.cpp.flags=-c -Os -mlongcalls -mtext-section-literals -fno-exceptions -fno-rtti -std=c++11 -MMD