Update documentation and fix small issues.

src/esp_sht21/CMakeLists.txt

@@ -29,5 +29,4 @@ target_include_directories(esp_sht21 PUBLIC
 
 esp_gen_lib(esp_sht21
     ${ESP_CMAKE_FIND_DIR}
-    ${esp_i2c_LIBRARIES}
-    ${esp_tim_LIBRARIES})
+    ${esp_i2c_LIBRARIES})

src/esp_sht21/README.md

@@ -14,5 +14,5 @@ Before you can start communicating with SHT21 you have to call
 `esp_sht21_init`. You need to call it only once unless you change the GPIO
 pins setup somewhere else in your code.
 
-See driver documentation in [esp_sht21.h](include/esp_sht21.h) header file 
-for more details.
+See [example program](../../examples/sht21) and driver documentation in 
+[esp_sht21.h](include/esp_sht21.h) header file for more details.

src/esp_sht21/esp_sht21.c

@@ -15,7 +15,6 @@
  */
 
 #include <esp_sht21.h>
-#include <osapi.h>
 
 static uint8_t ICACHE_FLASH_ATTR
 calc_crc(uint8_t init, const uint8_t *data, uint8_t len)

src/esp_sht21/include/esp_sht21.h

@@ -18,8 +18,8 @@
 #ifndef ESP_SHT21_H
 #define ESP_SHT21_H
 
-#include <c_types.h>
 #include <esp_i2c.h>
+#include <c_types.h>
 
 #define ESP_SHT21_ADDRESS 0x40
 // Measure relative humidity. Hold Master Mode.
@@ -56,6 +56,7 @@
 // RH: 11bit TEMP: 11bit
 #define ESP_SHT21_RES0 0x3
 
+
 /**
  * Initialize SHT21.
  *