1 files changed, 95 insertions, 0 deletions
diff --git a/boards/base/Mikromedia-STM32-M4-ILI9341/gmouse_lld_MCU_board.h b/boards/base/Mikromedia-STM32-M4-ILI9341/gmouse_lld_MCU_board.h
new file mode 100644
index 00000000..bad8b9ab
--- /dev/null
+++ b/boards/base/Mikromedia-STM32-M4-ILI9341/gmouse_lld_MCU_board.h
@@ -0,0 +1,95 @@
+/*
+ * This file is subject to the terms of the GFX License. If a copy of
+ * the license was not distributed with this file, you can obtain one at:
+ *
+ *              http://ugfx.org/license.html
+ */
+
+#ifndef _LLD_GMOUSE_MCU_BOARD_H
+#define _LLD_GMOUSE_MCU_BOARD_H
+
+// Resolution and Accuracy Settings
+#define GMOUSE_MCU_PEN_CALIBRATE_ERROR		8
+#define GMOUSE_MCU_PEN_CLICK_ERROR			6
+#define GMOUSE_MCU_PEN_MOVE_ERROR			4
+#define GMOUSE_MCU_FINGER_CALIBRATE_ERROR	14
+#define GMOUSE_MCU_FINGER_CLICK_ERROR		18
+#define GMOUSE_MCU_FINGER_MOVE_ERROR		14
+#define GMOUSE_MCU_Z_MIN					0
+#define GMOUSE_MCU_Z_MAX					4095
+#define GMOUSE_MCU_Z_TOUCHON				3090
+#define GMOUSE_MCU_Z_TOUCHOFF				400
+
+// How much extra data to allocate at the end of the GMouse structure for the board's use
+#define GMOUSE_MCU_BOARD_DATA_SIZE		0
+
+#define ADC_NUM_CHANNELS   2
+#define ADC_BUF_DEPTH      1
+
+static const ADCConversionGroup adcgrpcfg = {
+  FALSE,
+  ADC_NUM_CHANNELS,
+  0,
+  0,
+  /* HW dependent part.*/
+  0,
+  ADC_CR2_SWSTART,
+  0,
+  0,
+  ADC_SQR1_NUM_CH(ADC_NUM_CHANNELS),
+  0,
+  ADC_SQR3_SQ2_N(ADC_CHANNEL_IN8) | ADC_SQR3_SQ1_N(ADC_CHANNEL_IN9)
+};
+
+static bool_t init_board(GMouse *m, unsigned driverinstance) {
+	(void)	m;
+
+	// Only one touch interface on this board
+	if (driverinstance)
+		return FALSE;
+
+	adcStart(&ADCD1, 0);
+
+	// Set up for reading Z
+	palClearPad(GPIOB, GPIOB_DRIVEA);
+	palClearPad(GPIOB, GPIOB_DRIVEB);
+    chThdSleepMilliseconds(1);				// Settling time
+	return TRUE;
+}
+
+static bool_t read_xyz(GMouse *m, GMouseReading *prd) {
+	adcsample_t samples[ADC_NUM_CHANNELS * ADC_BUF_DEPTH];
+	(void)		m;
+
+	// No buttons
+	prd->buttons = 0;
+
+	// Get the z reading (assumes we are ready to read z)
+    adcConvert(&ADCD1, &adcgrpcfg, samples, ADC_BUF_DEPTH);
+    prd->z = samples[0];
+
+    // Take a shortcut and don't read x, y if we know we are definitely not touched.
+    if (prd->z >= GMOUSE_MCU_Z_TOUCHOFF) {
+
+		// Get the x reading
+		palSetPad(GPIOB, GPIOB_DRIVEA);
+		palClearPad(GPIOB, GPIOB_DRIVEB);
+		chThdSleepMilliseconds(2);
+		adcConvert(&ADCD1, &adcgrpcfg, samples, ADC_BUF_DEPTH);
+		prd->x = samples[1];
+
+		// Get the y reading
+		palClearPad(GPIOB, GPIOB_DRIVEA);
+		palSetPad(GPIOB, GPIOB_DRIVEB);
+		chThdSleepMilliseconds(2);
+		adcConvert(&ADCD1, &adcgrpcfg, samples, ADC_BUF_DEPTH);
+		prd->y = samples[0];
+
+		// Set up for reading z again. We know it will be 20ms before we get called again so don't worry about settling time
+		palClearPad(GPIOB, GPIOB_DRIVEA);
+		palClearPad(GPIOB, GPIOB_DRIVEB);
+    }
+    return TRUE;
+}
+
+#endif /* _LLD_GMOUSE_MCU_BOARD_H */