diff --git a/cores/k210/HardwareSerial.cpp b/cores/k210/HardwareSerial.cpp
index 94ef96e..871596a 100644
--- a/cores/k210/HardwareSerial.cpp
+++ b/cores/k210/HardwareSerial.cpp
@@ -19,7 +19,7 @@ _rxPin(-1),
 _txPin(-1) 
 {
     if(uartNum >= /* UART_DEVICE_MAX */ 3) {
-        LOG_E("HardwareSerial Invaild uart_num %d\n", uartNum);
+        LOG_E("HardwareSerial Invalid uart_num %d\n", uartNum);
         return;
     }
     _uartNum = uartNum;
@@ -40,7 +40,7 @@ void HardwareSerial::begin(unsigned long baud, uint32_t config, int8_t rxPin, in
     }
 
     if (rxPin < 0 && txPin < 0) {
-        LOG_E("Invaild rxPin(%d) or txPin(%d)\n", rxPin, txPin);
+        LOG_E("Invalid rxPin(%d) or txPin(%d)\n", rxPin, txPin);
         return;
     }
 
diff --git a/cores/k210/k210-hal/k210-hal-dma.c b/cores/k210/k210-hal/k210-hal-dma.c
index 32f2e5a..34696e9 100644
--- a/cores/k210/k210-hal/k210-hal-dma.c
+++ b/cores/k210/k210-hal/k210-hal-dma.c
@@ -45,7 +45,7 @@ dmac_channel_number_t hal_dma_get_free_chn(void)
 void hal_dma_releas_chn(dmac_channel_number_t chn)
 {
     if(chn >= DMA_CHN_NUM) {
-        LOG_E("release invaild chn(%d)", chn);
+        LOG_E("release invalid chn(%d)", chn);
         return;
     }
 
diff --git a/cores/k210/k210-hal/k210-hal-tft-bus.c b/cores/k210/k210-hal/k210-hal-tft-bus.c
index f768850..4241dca 100644
--- a/cores/k210/k210-hal/k210-hal-tft-bus.c
+++ b/cores/k210/k210-hal/k210-hal-tft-bus.c
@@ -15,7 +15,7 @@ typedef enum {
     MODE_DATA_HALF,
     MODE_DATA_WORD,
     MODE_DATA_FILL,
-    MODE_INVAILD = 255,
+    MODE_INVALID = 255,
 } tft_bus_mod_t;
 
 struct tft_bus_t {
@@ -38,7 +38,7 @@ static struct tft_bus_t tft_bus = {
     .dcx_pin = -1,
     .csx_pin = -1,
     .clk_pin = -1,
-    .mode = MODE_INVAILD,
+    .mode = MODE_INVALID,
     .cs = SPI_CHIP_SELECT_3,
     .dc_gpio_func = TFT_DCX_GPIO_FUNC,
     .freq = 10 * 1000 * 1000,
@@ -145,7 +145,7 @@ void hal_tft_fill_data(uint32_t *data_buf, uint32_t length)
 void hal_tft_begin(int8_t clk_pin, int8_t cs_pin, int8_t dc_pin, uint32_t freq)
 {
     if((-1 == clk_pin) || (-1 == cs_pin) /* || (-1 == dc_pin) */) {
-        LOG_E("Invaild Pins");
+        LOG_E("Invalid Pins");
         return;
     }
 
@@ -186,7 +186,7 @@ void hal_tft_end(void)
     tft_bus.dcx_pin = -1;
     tft_bus.csx_pin = -1;
     tft_bus.clk_pin = -1;
-    tft_bus.mode = MODE_INVAILD;
+    tft_bus.mode = MODE_INVALID;
     tft_bus.cs = SPI_CHIP_SELECT_3;
     tft_bus.dc_gpio_func = TFT_DCX_GPIO_FUNC;
     tft_bus.freq = 10 * 1000 * 1000;
diff --git a/cores/k210/k210-sdk/drivers/k210_aes.h b/cores/k210/k210-sdk/drivers/k210_aes.h
index 55a0061..1e61091 100644
--- a/cores/k210/k210-sdk/drivers/k210_aes.h
+++ b/cores/k210/k210-sdk/drivers/k210_aes.h
@@ -43,7 +43,7 @@ typedef enum _aes_kmode
 
 typedef enum _aes_iv_len
 {
-    IV_LEN_INVAILD = 0,
+    IV_LEN_INVALID = 0,
     IV_LEN_96 = 12,
     IV_LEN_128 = 16,
 } aes_iv_len_t;
diff --git a/docs/source/libraries/image.rst b/docs/source/libraries/image.rst
index 0580314..0414e47 100644
--- a/docs/source/libraries/image.rst
+++ b/docs/source/libraries/image.rst
@@ -44,7 +44,7 @@ Image
         IMAGE_FORMAT_RGB565,        // bpp 2
         IMAGE_FORMAT_RGB888,        // bpp 3
         IMAGE_FORMAT_R8G8B8,        // bpp 3
-        IMAGE_FORMAT_INVAILD = 4,
+        IMAGE_FORMAT_INVALID = 4,
     };
 
 * ``create`` 是否创建图像内存
diff --git a/libraries/Image/src/Image.cpp b/libraries/Image/src/Image.cpp
index 2c25267..3f001be 100644
--- a/libraries/Image/src/Image.cpp
+++ b/libraries/Image/src/Image.cpp
@@ -88,7 +88,7 @@ namespace K210
         w = 0;
         h = 0;
         bpp = 0;
-        format = IMAGE_FORMAT_INVAILD;
+        format = IMAGE_FORMAT_INVALID;
         pixel = NULL;
         user_buffer = false;
         buffer_not_align = false;
@@ -1106,7 +1106,7 @@ namespace K210
             (0x00 == img->h) ||
             (0x00 == img->bpp))
         {
-            LOG_E("Invaild image.");
+            LOG_E("Invalid image.");
             return -1;
         }
 
diff --git a/libraries/Image/src/Image.h b/libraries/Image/src/Image.h
index 3fbf73c..6bb5cfc 100644
--- a/libraries/Image/src/Image.h
+++ b/libraries/Image/src/Image.h
@@ -13,7 +13,7 @@ namespace K210
         IMAGE_FORMAT_RGB565,        // bpp 2
         IMAGE_FORMAT_RGB888,        // bpp 3
         IMAGE_FORMAT_R8G8B8,        // bpp 3
-        IMAGE_FORMAT_INVAILD = 4,
+        IMAGE_FORMAT_INVALID = 4,
     };
 
     typedef struct rectangle
diff --git a/libraries/K210_8080/src/Bus8080.h b/libraries/K210_8080/src/Bus8080.h
index 11da959..051147f 100644
--- a/libraries/K210_8080/src/Bus8080.h
+++ b/libraries/K210_8080/src/Bus8080.h
@@ -31,7 +31,7 @@ class Bus8080
 
     /// @brief Control RESET Pin
     /// @param valid Rst Vaild state
-    /// @param rst_ms Set Rst Invaild time
+    /// @param rst_ms Set Rst Invalid time
     static void reset(PinStatus valid, int rst_ms);
 
     /// @brief TFT Bus write command
diff --git a/libraries/K210_AES/src/AES.cpp b/libraries/K210_AES/src/AES.cpp
index 6bc9547..4788d84 100644
--- a/libraries/K210_AES/src/AES.cpp
+++ b/libraries/K210_AES/src/AES.cpp
@@ -22,19 +22,19 @@ aes_iv_len_t        AES::_ivLen             = IV_LEN_128;
 
 /* static */ int AES::begin(aes_cipher_mode_t mode, aes_kmode_t keyLen)
 {
-    return begin(mode, keyLen, IV_LEN_INVAILD);
+    return begin(mode, keyLen, IV_LEN_INVALID);
 }
 
 /* static */ int AES::begin(aes_cipher_mode_t mode, aes_kmode_t keyLen, aes_iv_len_t ivLen)
 {
     if(AES_CIPHER_MAX <= mode) {
-        LOG_E("Invaild mode");
+        LOG_E("Invalid mode");
         return -1;
     }
     _mode = mode;
 
     if((AES_128 != keyLen) && (AES_192 != keyLen) && (AES_256 != keyLen)) {
-        LOG_E("Invaild keyLen");
+        LOG_E("Invalid keyLen");
         return -1;
     }
     _keyLen = keyLen;
diff --git a/libraries/K210_KPU/src/KPU.cpp b/libraries/K210_KPU/src/KPU.cpp
index 41d07da..5147827 100644
--- a/libraries/K210_KPU/src/KPU.cpp
+++ b/libraries/K210_KPU/src/KPU.cpp
@@ -249,7 +249,7 @@ namespace K210
 
         if(NULL == r8g8b8)
         {
-            LOG_E("invaild input");
+            LOG_E("Invalid input");
             return -1;
         }
 
@@ -306,7 +306,7 @@ namespace K210
     {
         if(IMAGE_FORMAT_R8G8B8 != img->format)
         {
-            LOG_E("Invaild image format");
+            LOG_E("Invalid image format");
             return -1;
         }
 
@@ -351,7 +351,7 @@ namespace K210
     {
         if((NULL == anchor) || (anchor_num % 2))
         {
-            LOG_E("anchor invaild");
+            LOG_E("anchor invalid");
             return -1;
         }
 
@@ -421,7 +421,7 @@ namespace K210
     {
         if(IMAGE_FORMAT_R8G8B8 != img->format)
         {
-            LOG_E("Invaild image format");
+            LOG_E("Invalid image format");
             return -1;
         }
 
diff --git a/libraries/SPI/src/SPI.cpp b/libraries/SPI/src/SPI.cpp
index f51f328..b30bd8d 100644
--- a/libraries/SPI/src/SPI.cpp
+++ b/libraries/SPI/src/SPI.cpp
@@ -121,7 +121,7 @@ void SPIClass::begin(int8_t sckPin, int8_t misoPin, int8_t mosiPin, int8_t csPin
     }
 
     if((-1 == sckPin) /* || (-1 == misoPin) */ || (-1 == mosiPin) /* || (-1 == csPin) */) {
-        LOG_E("Invaild Pins\n");
+        LOG_E("Invalid Pins\n");
         return;
     }
 
@@ -137,7 +137,7 @@ void SPIClass::begin(int8_t sckPin, int8_t misoPin, int8_t mosiPin, int8_t csPin
     spi_chip_select_t chip_sel = spi_acquire_cs_func(_spiBus);
 
     if(SPI_CHIP_SELECT_MAX <= chip_sel) {
-        LOG_E("Invaild cs_func %d\n", chip_sel);
+        LOG_E("Invalid cs_func %d\n", chip_sel);
         failed = true;
         goto _fail;
     }
@@ -161,7 +161,7 @@ void SPIClass::begin(int8_t sckPin, int8_t misoPin, int8_t mosiPin, int8_t csPin
         // } case SPI_BUS_3: {
         //     break;
         } default: {
-            LOG_E("Invaild spi_bus %d\n", _spiBus);
+            LOG_E("Invalid spi_bus %d\n", _spiBus);
             failed = true;
             goto _fail;
             break;
diff --git a/libraries/Wire/src/Wire.cpp b/libraries/Wire/src/Wire.cpp
index b24d67f..4c45a7a 100644
--- a/libraries/Wire/src/Wire.cpp
+++ b/libraries/Wire/src/Wire.cpp
@@ -26,7 +26,7 @@ TwoWire::TwoWire(int busNum)
     ,user_onReceive(NULL)
 {
     if(busNum >= I2C_DEVICE_MAX) {
-        LOG_E("TwoWire Invaild busNum %d\n", busNum);
+        LOG_E("TwoWire Invalid busNum %d\n", busNum);
         return;
     }
     _i2cNum = (i2c_device_number_t)busNum;
@@ -44,7 +44,7 @@ bool TwoWire::begin(int8_t sclPin, int8_t sdaPin, uint32_t frequency)
     char _lock_name[32]; // real max len 8
 
     if(_i2cNum >= I2C_DEVICE_MAX) {
-        LOG_E("TwoWire Invaild _i2cNum %d\n", _i2cNum);
+        LOG_E("TwoWire Invalid _i2cNum %d\n", _i2cNum);
         started = false;
         goto _end;
     }
@@ -65,7 +65,7 @@ bool TwoWire::begin(int8_t sclPin, int8_t sdaPin, uint32_t frequency)
     // _clockFreq = frequency;
 
     if((sclPin < 0) || (sdaPin < 0)) {
-        LOG_E("Invaild sclPin(%d) or sdaPin(%d)\n", sclPin, sdaPin);
+        LOG_E("Invalid sclPin(%d) or sdaPin(%d)\n", sclPin, sdaPin);
         return false;
     }
 
@@ -129,7 +129,7 @@ bool TwoWire::begin(uint16_t address, int8_t sclPin, int8_t sdaPin, uint32_t fre
     _slaveTransmitting = false;
 
     if((sclPin < 0) || (sdaPin < 0)) {
-        LOG_E("Invaild sclPin(%d) or sdaPin(%d)\n", sclPin, sdaPin);
+        LOG_E("Invalid sclPin(%d) or sdaPin(%d)\n", sclPin, sdaPin);
         return false;
     }