fix unused variables in drivers

Author: hathach

src/Adafruit_EPD.cpp

@@ -312,6 +312,7 @@ void Adafruit_EPD::writeSRAMFramebufferToEPD(uint16_t SRAM_buffer_addr,
                                              uint32_t buffer_size,
                                              uint8_t EPDlocation,
                                              bool invertdata) {
+  (void)invertdata;
   uint8_t c;
   // use SRAM
   sram.csLow();
@@ -350,8 +351,6 @@ void Adafruit_EPD::writeSRAMFramebufferToEPD(uint16_t SRAM_buffer_addr,
 */
 /**************************************************************************/
 void Adafruit_EPD::display(bool sleep) {
-  uint8_t c;
-
 #ifdef EPD_DEBUG
   Serial.println("  Powering Up");
 #endif

src/drivers/Adafruit_ACeP.cpp

@@ -250,8 +250,6 @@ void Adafruit_ACEP::begin(bool reset) {
 */
 /**************************************************************************/
 void Adafruit_ACEP::display(bool sleep) {
-  uint8_t c;
-
 #ifdef EPD_DEBUG
   Serial.println("  Powering Up");
 #endif
@@ -301,9 +299,6 @@ void Adafruit_ACEP::display(bool sleep) {
 */
 /**************************************************************************/
 void Adafruit_ACEP::update(void) {
-
-  uint8_t buf[4];
-
   EPD_command(ACEP_POWER_ON);
   busy_wait();
   EPD_command(ACEP_DISPLAY_REFRESH);
@@ -374,6 +369,7 @@ void Adafruit_ACEP::powerDown(void) {
 */
 /**************************************************************************/
 uint8_t Adafruit_ACEP::writeRAMCommand(uint8_t index) {
+  (void)index;
   return EPD_command(ACEP_DTM, false);
 }
 
@@ -384,4 +380,7 @@ uint8_t Adafruit_ACEP::writeRAMCommand(uint8_t index) {
     @param y Y address counter value
 */
 /**************************************************************************/
-void Adafruit_ACEP::setRAMAddress(uint16_t x, uint16_t y) {}
+void Adafruit_ACEP::setRAMAddress(uint16_t x, uint16_t y) {
+  (void)x;
+  (void)y;
+}

src/drivers/Adafruit_EK79686.cpp

@@ -148,8 +148,6 @@ void Adafruit_EK79686::update() {
 */
 /**************************************************************************/
 void Adafruit_EK79686::powerUp() {
-  uint8_t buf[5];
-
   hardwareReset();
   delay(10);
 
@@ -208,4 +206,7 @@ uint8_t Adafruit_EK79686::writeRAMCommand(uint8_t index) {
     @param y Y address counter value
 */
 /**************************************************************************/
-void Adafruit_EK79686::setRAMAddress(uint16_t x, uint16_t y) {}
+void Adafruit_EK79686::setRAMAddress(uint16_t x, uint16_t y) {
+  (void)x;
+  (void)y;
+}

src/drivers/Adafruit_IL0373.cpp

@@ -209,12 +209,13 @@ uint8_t Adafruit_IL0373::writeRAMCommand(uint8_t index) {
 /**************************************************************************/
 void Adafruit_IL0373::setRAMAddress(uint16_t x, uint16_t y) {
   // on this chip we do nothing
+  (void)x;
+  (void)y;
 }
 
 void Adafruit_IL0373::displayPartial(uint16_t x1, uint16_t y1, uint16_t x2,
                                      uint16_t y2) {
   uint8_t buf[7];
-  uint8_t c;
 
   // check rotation, move window around if necessary
   switch (getRotation()) {

src/drivers/Adafruit_IL0398.cpp

@@ -210,4 +210,6 @@ uint8_t Adafruit_IL0398::writeRAMCommand(uint8_t index) {
 /**************************************************************************/
 void Adafruit_IL0398::setRAMAddress(uint16_t x, uint16_t y) {
   // on this chip we do nothing
+  (void)x;
+  (void)y;
 }

src/drivers/Adafruit_IL91874.cpp

@@ -249,4 +249,6 @@ uint8_t Adafruit_IL91874::writeRAMCommand(uint8_t index) {
 /**************************************************************************/
 void Adafruit_IL91874::setRAMAddress(uint16_t x, uint16_t y) {
   // on this chip we do nothing
+  (void)x;
+  (void)y;
 }

src/drivers/Adafruit_SSD1608.cpp

@@ -234,6 +234,7 @@ void Adafruit_SSD1608::powerDown(void) {
 */
 /**************************************************************************/
 uint8_t Adafruit_SSD1608::writeRAMCommand(uint8_t index) {
+  (void)index;
   return EPD_command(SSD1608_WRITE_RAM, false);
 }
 

src/drivers/Adafruit_SSD1619.cpp

@@ -230,6 +230,9 @@ uint8_t Adafruit_SSD1619::writeRAMCommand(uint8_t index) {
 */
 /**************************************************************************/
 void Adafruit_SSD1619::setRAMAddress(uint16_t x, uint16_t y) {
+  (void)x;
+  (void)y;
+
   uint8_t buf[2];
 
   // set RAM x address count

src/drivers/Adafruit_SSD1675.cpp

@@ -279,6 +279,9 @@ uint8_t Adafruit_SSD1675::writeRAMCommand(uint8_t index) {
 */
 /**************************************************************************/
 void Adafruit_SSD1675::setRAMAddress(uint16_t x, uint16_t y) {
+  (void)x;
+  (void)y;
+
   uint8_t buf[2];
 
   // Set RAM X address counter

src/drivers/Adafruit_SSD1675B.cpp

@@ -214,7 +214,7 @@ void Adafruit_SSD1675B::powerUp() {
   buf[2] = LUT_DATA[103];
   EPD_command(SSD1675B_SOURCE_VOLTAGE, buf, 3);
 
-  // Set dummy line period
+  // Set dummy line periodAdafruit_SSD1675B.cpp
   buf[0] = LUT_DATA[105];
   EPD_command(SSD1675B_WRITE_DUMMY, buf, 1);
 
@@ -283,6 +283,8 @@ uint8_t Adafruit_SSD1675B::writeRAMCommand(uint8_t index) {
 */
 /**************************************************************************/
 void Adafruit_SSD1675B::setRAMAddress(uint16_t x, uint16_t y) {
+  (void)x;
+  (void)y;
   uint8_t buf[2];
 
   // Set RAM X address counter