Merge pull request #40 from Sensirion/update-count-interface

Update count interface

Author: psachs

library.properties

@@ -1,5 +1,5 @@
 name=sensirion-sps
-version=1.0.0
+version=1.1.0
 author=Johannes Winkelmann
 maintainer=Johannes Winkelmann <[email protected]>
 sentence=Support for Sensirion's SPS30 particulate matter sensor

sensirion_hw_i2c_implementation.cpp

@@ -58,12 +58,12 @@ void sensirion_i2c_release(void)
 {
 }
 
-int8_t sensirion_i2c_read(uint8_t address, uint8_t *data, uint16_t count)
+int8_t sensirion_i2c_read(uint8_t address, uint8_t *data, uint8_t count)
 {
     return I2c.read(address, count, data);
 }
 
-int8_t sensirion_i2c_write(uint8_t address, const uint8_t *data, uint16_t count)
+int8_t sensirion_i2c_write(uint8_t address, const uint8_t *data, uint8_t count)
 {
     // the API doesn't forsee calls without register, so we'll use the first
     // byte as "register", and pass the rest as data argument
@@ -90,7 +90,7 @@ void sensirion_i2c_release(void)
 {
 }
 
-int8_t sensirion_i2c_read(uint8_t address, uint8_t *data, uint16_t count) {
+int8_t sensirion_i2c_read(uint8_t address, uint8_t *data, uint8_t count) {
     uint8_t readData[count];
     uint8_t rxByteCount = 0;
 
@@ -109,7 +109,7 @@ int8_t sensirion_i2c_read(uint8_t address, uint8_t *data, uint16_t count) {
 }
 
 int8_t sensirion_i2c_write(uint8_t address, const uint8_t *data,
-                           uint16_t count) {
+                           uint8_t count) {
     Wire.beginTransmission(address);
     Wire.write(data, count);
     Wire.endTransmission();

sensirion_i2c.h

@@ -71,7 +71,7 @@ void sensirion_i2c_release(void);
  * @param count   number of bytes to read from I2C and store in the buffer
  * @returns 0 on success, error code otherwise
  */
-int8_t sensirion_i2c_read(uint8_t address, uint8_t* data, uint16_t count);
+int8_t sensirion_i2c_read(uint8_t address, uint8_t* data, uint8_t count);
 
 /**
  * Execute one write transaction on the I2C bus, sending a given number of
@@ -84,8 +84,8 @@ int8_t sensirion_i2c_read(uint8_t address, uint8_t* data, uint16_t count);
  * @param count   number of bytes to read from the buffer and send over I2C
  * @returns 0 on success, error code otherwise
  */
-int8_t sensirion_i2c_write(uint8_t address, const uint8_t* data,
-                           uint16_t count);
+int8_t sensirion_i2c_write(uint8_t address, const uint8_t *data,
+                           uint8_t count);
 
 /**
  * Sleep for a given number of microseconds. The function should delay the