run AStyle

src/Port_MCP23S17.cpp

@@ -7,15 +7,15 @@ The electrical limitation to bus speed is bus capacitance and the length of the
 Longer wires require lower clock speeds.
 */
 uint8_t Port_MCP23S17::transfer(const uint8_t command, const uint8_t registerAddr,
-        const uint8_t data)
+                                const uint8_t data)
 {
     uint8_t portState;                          //bit pattern
 
     SPI.beginTransaction( SPISettings(5000000, MSBFIRST, SPI_MODE0) ); //control SPI bus, 5 MHz
     digitalWrite(SS, LOW);                      //enable Slave Select
-      SPI.transfer(command);                    //write or read command
+    SPI.transfer(command);                      //write or read command
-      SPI.transfer(registerAddr);               //register address to write data to
+    SPI.transfer(registerAddr);                 //register address to write data to
-      portState = SPI.transfer(data);           //write data, read portState
+    portState = SPI.transfer(data);             //write data, read portState
     digitalWrite(SS, HIGH);                     //disable Slave Select
     SPI.endTransaction();
 

src/Row.cpp

@@ -4,9 +4,9 @@
 init() is called once for each row, to set scanner's uC strobePin to output.
 */
 Row::Row(ScannerInterface& refScanner, const uint8_t strobePin,
-        Key* const ptrsKeys[], const uint8_t keyCount)
+         Key* const ptrsKeys[], const uint8_t keyCount)
     : refScanner(refScanner), strobePin(strobePin),
-    ptrsKeys(ptrsKeys), keyCount(keyCount), debounced(0)
+      ptrsKeys(ptrsKeys), keyCount(keyCount), debounced(0)
 {
     refScanner.init(strobePin);
 }

src/Row.h

@@ -31,7 +31,7 @@ class Row
         read_pins_t debounced; //bit pattern, state of keys after debouncing, 1=pressed, 0=released
     public:
         Row(ScannerInterface& refScanner, const uint8_t strobePin,
-                Key* const ptrsKeys[], const uint8_t keyCount);
+            Key* const ptrsKeys[], const uint8_t keyCount);
         virtual void process();
 };
 #endif

src/Scanner_IOE.h

@@ -22,9 +22,9 @@ class Scanner_IOE : public ScannerInterface
         PortInterface& refPortRead;             //the IC's read port
     public:
         Scanner_IOE(const bool strobeOn,
-                PortInterface &refPortWrite, PortInterface& refPortRead)
+                    PortInterface &refPortWrite, PortInterface& refPortRead)
             : strobeOn(strobeOn), strobeOff(!strobeOn),
-            refPortWrite(refPortWrite), refPortRead(refPortRead) {}
+              refPortWrite(refPortWrite), refPortRead(refPortRead) {}
         void init(const uint8_t strobePin);
         void begin();
         read_pins_t scan(const uint8_t strobePin);

src/Scanner_ShiftRegsPISOMultiRow.cpp

@@ -5,7 +5,7 @@
 Scanner_ShiftRegsPISOMultiRow::Scanner_ShiftRegsPISOMultiRow(const bool strobeOn,
         const uint8_t slaveSelect, const uint8_t byte_count)
     : strobeOn(strobeOn), strobeOff(!strobeOn),
-        slaveSelect(slaveSelect), byte_count(byte_count)
+      slaveSelect(slaveSelect), byte_count(byte_count)
 {
     pinMode(slaveSelect, OUTPUT);
 }
@@ -39,8 +39,8 @@ read_pins_t Scanner_ShiftRegsPISOMultiRow::scan(const uint8_t strobePin)
     delayMicroseconds(3);                       //time to stablize voltage
 
     //read all the column pins
-    digitalWrite(slaveSelect, LOW);              //load parallel inputs to the register
+    digitalWrite(slaveSelect, LOW);             //load parallel inputs to the register
-    digitalWrite(slaveSelect, HIGH);             //shift the data toward a serial output
+    digitalWrite(slaveSelect, HIGH);            //shift the data toward a serial output
     SPI.transfer(&readState, byte_count);
 
     //strobe row off

src/Scanner_ShiftRegsPISOMultiRow.h

@@ -43,12 +43,11 @@ class Scanner_ShiftRegsPISOMultiRow : public ScannerInterface
     private:
         const bool strobeOn;                    //logic level of strobe on, active state HIGH or LOW
         const bool strobeOff;                   //logic level of strobe off, complement of strobeOn
-        const uint8_t slaveSelect;              //controller's pin number that is
+        const uint8_t slaveSelect;//controller pin number connected to shift register SHIFT-LOAD pin
-                                                // connected to shift register's SHIFT-LOAD pin
         const uint8_t byte_count;               //number of bytes to read from shift registers
     public:
         Scanner_ShiftRegsPISOMultiRow(const bool strobeOn,
-                const uint8_t slaveSelect, const uint8_t byte_count);
+                                      const uint8_t slaveSelect, const uint8_t byte_count);
         virtual void init(const uint8_t strobePin);
         virtual void begin();
         virtual read_pins_t scan(const uint8_t strobePin);

src/Scanner_ShiftRegsPISOSingleRow.h

@@ -45,12 +45,11 @@ Controller's MISO pin is connected to shift register's serial output (QH) pin
 class Scanner_ShiftRegsPISOSingleRow : public ScannerInterface
 {
     private:
-        const uint8_t slaveSelect;              //controller's pin number that is
+        const uint8_t slaveSelect;//controller pin number connected to shift register SHIFT-LOAD pin
-                                                // connected to shift register's SHIFT-LOAD pin
         const uint8_t byte_count;               //number of bytes to read from shift registers
     public:
         Scanner_ShiftRegsPISOSingleRow(const bool strobeOn,
-                const uint8_t slaveSelect, const uint8_t byte_count);
+                                       const uint8_t slaveSelect, const uint8_t byte_count);
         void init(const uint8_t strobePin);
         void begin();
         virtual read_pins_t scan(const uint8_t strobePin);

tutorials/keybrd_4b_split_keyboard_with_shift_registers/keybrd_4b_split_keyboard_with_shift_registers.ino

@@ -68,7 +68,8 @@ Row row_L1(scanner_L, 1, ptrsKeys_L1, KEY_COUNT_L1);
 Key* ptrsKeys_R0[] = { &s_6, &s_5, &s_4, &s_3,  //shift register on right
                        &s_c, &s_d, &s_e, &s_f,
                        &s_2, &s_1, &s_0, &s_g,  //shift register on left
-                       &s_a, &s_b };            //unused input pins are grounded
+                       &s_a, &s_b
+                     };            //unused input pins are grounded
 Row row_R0(scanner_R, 0, ptrsKeys_R0, sizeof(ptrsKeys_R0)/sizeof(*ptrsKeys_R0));
 
 // ################### MAIN ####################