1 files changed, 109 insertions, 0 deletions
diff --git a/boards/base/Olimex-STM32-LCD/ginput_lld_mouse_board.h b/boards/base/Olimex-STM32-LCD/ginput_lld_mouse_board.h
new file mode 100644
index 00000000..7a383c60
--- /dev/null
+++ b/boards/base/Olimex-STM32-LCD/ginput_lld_mouse_board.h
@@ -0,0 +1,109 @@
+/*
+ * 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 _GINPUT_LLD_MOUSE_BOARD_H
+#define _GINPUT_LLD_MOUSE_BOARD_H
+
+#define ADC_NUM_CHANNELS   2
+#define ADC_BUF_DEPTH      1
+
+static const ADCConversionGroup adc_y_config = { 
+    FALSE,
+    ADC_NUM_CHANNELS,
+    NULL,
+    NULL,
+    0, 0,    
+    0, 0,    
+    ADC_SQR1_NUM_CH(ADC_NUM_CHANNELS),
+    0,    
+    ADC_SQR3_SQ2_N(ADC_CHANNEL_IN12) | ADC_SQR3_SQ1_N(ADC_CHANNEL_IN13)
+};
+
+static const ADCConversionGroup adc_x_config = { 
+    FALSE,
+    ADC_NUM_CHANNELS,
+    NULL,
+    NULL,
+    0, 0,
+    0, 0,
+    ADC_SQR1_NUM_CH(ADC_NUM_CHANNELS),
+    0,  
+    ADC_SQR3_SQ2_N(ADC_CHANNEL_IN10) | ADC_SQR3_SQ1_N(ADC_CHANNEL_IN11)
+};
+
+static inline void init_board(void) {
+	adcStart(&ADCD1, NULL);
+}
+
+static inline bool_t getpin_pressed(void) {
+    palSetPadMode(GPIOC, 0, PAL_MODE_INPUT_PULLDOWN);
+    palSetPadMode(GPIOC, 1, PAL_MODE_INPUT);
+    palSetPadMode(GPIOC, 2, PAL_MODE_INPUT);
+    palSetPadMode(GPIOC, 3, PAL_MODE_OUTPUT_PUSHPULL);
+    palSetPad(GPIOC, 3);
+	
+	return palReadPad(GPIOC, 0);
+}
+
+static inline void aquire_bus(void) {
+
+}
+
+static inline void release_bus(void) {
+
+}
+
+static inline uint16_t read_x_value(void) {
+	uint16_t val1, val2;
+    adcsample_t samples[ADC_NUM_CHANNELS * ADC_BUF_DEPTH];
+
+    palSetPadMode(GPIOC, 0, PAL_MODE_INPUT_ANALOG);
+    palSetPadMode(GPIOC, 1, PAL_MODE_INPUT_ANALOG);
+    palSetPadMode(GPIOC, 2, PAL_MODE_OUTPUT_PUSHPULL);
+    palSetPadMode(GPIOC, 3, PAL_MODE_OUTPUT_PUSHPULL);
+    
+	palSetPad(GPIOC, 2);
+    palClearPad(GPIOC, 3); 
+    gfxSleepMilliseconds(1);
+    adcConvert(&ADCD1, &adc_x_config, samples, ADC_BUF_DEPTH);  
+    val1 = ((samples[0] + samples[1])/2);
+    
+	palClearPad(GPIOC, 2);
+    palSetPad(GPIOC, 3);
+    gfxSleepMilliseconds(1);
+    adcConvert(&ADCD1, &adc_x_config, samples, ADC_BUF_DEPTH);
+    val2 = ((samples[0] + samples[1])/2);
+    
+	return ((val1+((1<<12)-val2))/4);
+}
+
+static inline uint16_t read_y_value(void) {
+	uint16_t val1, val2;
+    adcsample_t samples[ADC_NUM_CHANNELS * ADC_BUF_DEPTH];
+
+    palSetPadMode(GPIOC, 2, PAL_MODE_INPUT_ANALOG);
+    palSetPadMode(GPIOC, 3, PAL_MODE_INPUT_ANALOG);
+    palSetPadMode(GPIOC, 0, PAL_MODE_OUTPUT_PUSHPULL);
+    palSetPadMode(GPIOC, 1, PAL_MODE_OUTPUT_PUSHPULL);
+
+    palSetPad(GPIOC, 1);
+    palClearPad(GPIOC, 0);
+    gfxSleepMilliseconds(1);
+    adcConvert(&ADCD1, &adc_y_config, samples, ADC_BUF_DEPTH);
+    val1 = ((samples[0] + samples[1])/2);
+
+    palClearPad(GPIOC, 1);
+    palSetPad(GPIOC, 0);
+    gfxSleepMilliseconds(1);
+    adcConvert(&ADCD1, &adc_y_config, samples, ADC_BUF_DEPTH);
+    val2 = ((samples[0] + samples[1])/2);
+    
+	return ((val1+((1<<12)-val2))/4);
+}
+
+#endif /* _GINPUT_LLD_MOUSE_BOARD_H */
+