Available up to 10 channels

src/touch.c

@@ -93,7 +93,7 @@ touch_measure_data_t *p_selfcap_measure_data = NULL;
  * setHysteresis() , setSensitivity() and setSensitivityChannel before the init
  */
 unsigned int _sensitivity = 50u;
-unsigned int _sensitivity_ch[5] = {50u , 50u, 50u, 50u, 50u};
+unsigned int _sensitivity_ch[10] = {50u , 50u, 50u, 50u, 50u, 50u , 50u, 50u, 50u, 50u};
 
 hysteresis_t _hysteresis = HYST_6_25;
 
@@ -383,6 +383,51 @@ touch_ret = touch_selfcap_sensor_config(SENSOR_TYPE_KEY, CHANNEL_0,
 		}
 	}
 
+	touch_ret = touch_selfcap_sensor_config(SENSOR_TYPE_KEY, CHANNEL_5,
+			CHANNEL_5,  NO_AKS_GROUP, _sensitivity_ch[5],
+			HYST_6_25, RES_1_BIT,
+			&sensor_id);
+	if (touch_ret != TOUCH_SUCCESS) {
+		while (1) {
+		}
+	}
+
+	touch_ret = touch_selfcap_sensor_config(SENSOR_TYPE_KEY, CHANNEL_6,
+			CHANNEL_6,  NO_AKS_GROUP, _sensitivity_ch[6],
+			HYST_6_25, RES_1_BIT,
+			&sensor_id);
+	if (touch_ret != TOUCH_SUCCESS) {
+		while (1) {
+		}
+	}
+
+	touch_ret = touch_selfcap_sensor_config(SENSOR_TYPE_KEY, CHANNEL_7,
+			CHANNEL_7,  NO_AKS_GROUP, _sensitivity_ch[7],
+			HYST_6_25, RES_1_BIT,
+			&sensor_id);
+	if (touch_ret != TOUCH_SUCCESS) {
+		while (1) {
+		}
+	}
+
+	touch_ret = touch_selfcap_sensor_config(SENSOR_TYPE_KEY, CHANNEL_8,
+			CHANNEL_8,  NO_AKS_GROUP, _sensitivity_ch[8],
+			HYST_6_25, RES_1_BIT,
+			&sensor_id);
+	if (touch_ret != TOUCH_SUCCESS) {
+		while (1) {
+		}
+	}
+
+	touch_ret = touch_selfcap_sensor_config(SENSOR_TYPE_KEY, CHANNEL_9,
+			CHANNEL_9,  NO_AKS_GROUP, _sensitivity_ch[9],
+			HYST_6_25, RES_1_BIT,
+			&sensor_id);
+	if (touch_ret != TOUCH_SUCCESS) {
+		while (1) {
+		}
+	}
+
 	return (touch_ret);
 }
 
@@ -412,7 +457,7 @@ void setHysteresis(hysteresis_t newHyst){
 
 void setSensitivity(unsigned int newSens){
 	_sensitivity = newSens;
-	for (int i = 0; i < 5; i++){
+	for (int i = 0; i < DEF_SELFCAP_LINES; i++){
 		_sensitivity_ch[i] = _sensitivity;
 	}
 }

src/touch_api_SAMD.h

@@ -128,11 +128,11 @@ extern "C"
 /* Self capacitance method */
    #define GET_SELFCAP_SENSOR_STATE(SENSOR_NUMBER) p_selfcap_measure_data-> \
 	p_sensor_states[(SENSOR_NUMBER / \
-	8)] & (1 << (SENSOR_NUMBER % 8))
+	16)] & (1 << (SENSOR_NUMBER % 16))
 /* Mutual capacitance method */
    #define GET_MUTLCAP_SENSOR_STATE(SENSOR_NUMBER) p_mutlcap_measure_data-> \
 	p_sensor_states[(SENSOR_NUMBER / \
-	8)] & (1 << (SENSOR_NUMBER % 8))
+	16)] & (1 << (SENSOR_NUMBER % 16))
 
 /**
  * \def GET_ROTOR_SLIDER_POSITION(ROTOR_SLIDER_NUMBER)
@@ -759,7 +759,7 @@ typedef struct tag_touch_measure_data_t {
 	/* ! Number of sensor state bytes. */
 	uint8_t num_sensor_states;
 	/* ! Pointer to Touch Status of each sensor. */
-	uint8_t *p_sensor_states;
+	uint16_t *p_sensor_states;
 	/* ! Length of the Rotor and Slider position values list. */
 	uint8_t num_rotor_slider_values;
 	/* ! Pointer to Rotor and Slider position values. */

src/touch_config_samd.h

@@ -92,7 +92,7 @@
  * the touch channel (nodes) are specified below.  Touch channel numbering
  * follows the order in which Y lines are specified.
  */
-#define DEF_SELFCAP_LINES  Y(0), Y(8), Y(9), Y(2), Y(3)
+#define DEF_SELFCAP_LINES  Y(0), Y(1), Y(2), Y(3), Y(4), Y(5), Y(8), Y(9), Y(14), Y(15)
 
 /*----------------------------------------------------------------------------
 *              Self Cap method channel and sensor configuration.
@@ -105,7 +105,7 @@
  * using 3 touch channels.
  * Range: 1u to 16u.
  */
-#define DEF_SELFCAP_NUM_CHANNELS   (5) /* Total number of channels */
+#define DEF_SELFCAP_NUM_CHANNELS   (10) /* Total number of channels */
 
 /**
  * Self Cap number of Sensors.
@@ -117,7 +117,7 @@
  * the number of sensors is 6 key + 1 rotor + 1 slider = 8 sensors.
  * Range: 1u to 16u.
  */
-#define DEF_SELFCAP_NUM_SENSORS  (5)  /* Total number of sensors */
+#define DEF_SELFCAP_NUM_SENSORS  (10)  /* Total number of sensors */
 
 /**
  * Self Cap number of Rotors and Sliders.