Update SPI library for STM8 architecture

Author: ridhaosWi6labs

libraries/SPI/examples/BarometricPressureSensor/BarometricPressureSensor.ino

@@ -29,14 +29,17 @@
 const int PRESSURE = 0x1F;      //3 most significant bits of pressure
 const int PRESSURE_LSB = 0x20;  //16 least significant bits of pressure
 const int TEMPERATURE = 0x21;   //16 bit temperature reading
-const byte READ = 0b11111100;     // SCP1000's read command
-const byte WRITE = 0b00000010;   // SCP1000's write command
+const byte READ = B11111100;     // SCP1000's read command
+const byte WRITE = B00000010;   // SCP1000's write command
 
 // pins used for the connection with the sensor
 // the other you need are controlled by the SPI library):
 const int dataReadyPin = 6;
 const int chipSelectPin = 7;
 
+unsigned int readRegister(byte thisRegister, int bytesToRead);
+void writeRegister(byte thisRegister, byte thisValue);
+
 void setup() {
   Serial.begin(9600);
 
@@ -72,7 +75,7 @@ void loop() {
 
     //Read the pressure data highest 3 bits:
     byte  pressure_data_high = readRegister(0x1F, 1);
-    pressure_data_high &= 0b00000111; //you only needs bits 2 to 0
+    pressure_data_high &= B00000111; //you only needs bits 2 to 0
 
     //Read the pressure data lower 16 bits:
     unsigned int pressure_data_low = readRegister(0x20, 2);
@@ -140,4 +143,3 @@ void writeRegister(byte thisRegister, byte thisValue) {
   // take the chip select high to de-select:
   digitalWrite(chipSelectPin, HIGH);
 }
-

libraries/SPI/examples/DigitalPotControl/DigitalPotControl.ino

@@ -34,6 +34,8 @@
 // set pin 10 as the slave select for the digital pot:
 const int slaveSelectPin = 10;
 
+void digitalPotWrite(int address, int value);
+
 void setup() {
   // set the slaveSelectPin as an output:
   pinMode(slaveSelectPin, OUTPUT);

libraries/SPI/library.properties

@@ -3,7 +3,7 @@ version=1.0
 author=Arduino, Wi6Labs
 maintainer=stm32duino
 sentence=Enables the communication with devices that use the Serial Peripheral Interface (SPI) Bus.
-paragraph=This library is based on the official Arduino SPI library and adapted to STM32 boards.
+paragraph=This library is based on the official Arduino SPI library and adapted to STM8 boards.
 category=Communication
 url=http://www.arduino.cc/en/Reference/SPI
-architectures=stm32
+architectures=stm8