+#define DAC_LCD_BRIGHTNESS 0
+#define DAC_SPEAKER_VOLUME 1
+
+#define PHDR_TS_PEN_DOWN 0x08
+
+#define SCPDR_TS_SCAN_ENABLE 0x20
+#define SCPDR_TS_SCAN_Y 0x02
+#define SCPDR_TS_SCAN_X 0x01
+
+#define SCPCR_TS_ENABLE 0x405
+#define SCPCR_TS_MASK 0xc0f
+
+#define ADC_CHANNEL_TS_Y 1
+#define ADC_CHANNEL_TS_X 2