Add I2C Detect app

1 files changed, 59 insertions, 0 deletions

diff --git a/src/app/i2cdetect/main.cc b/src/app/i2cdetect/main.cc
new file mode 100644
index 0000000..32f3a18
--- /dev/null
+++ b/src/app/i2cdetect/main.cc
@@ -0,0 +1,59 @@
+#include "arch.h"
+#include "driver/gpio.h"
+#include "driver/stdout.h"
+#if defined(MULTIPASS_ARCH_HAS_I2C) && !defined(DRIVER_SOFTI2C)
+#include "driver/i2c.h"
+#else
+#include "driver/soft_i2c.h"
+#endif
+#include "driver/lm75.h"
+//#include "driver/mmsimple.h"
+
+void loop(void)
+{
+	kout.printf_float(lm75.getTemp());
+	kout << endl;
+	//moody.toggleBlue();
+}
+
+int main(void)
+{
+	unsigned int i2c_status[128 / (8 * sizeof(unsigned int)) + 1];
+
+	arch.setup();
+	gpio.setup();
+	kout.setup();
+
+	if (i2c.setup() != 0) {
+		return 1;
+	}
+
+	kout << "I2C setup OK" << endl;
+
+	for (unsigned char i = 0; i < sizeof(i2c_status)/sizeof(unsigned int); i++) {
+		i2c_status[i] = 0;
+	}
+
+	i2c.scan(i2c_status);
+
+	kout << "     0  1  2  3  4  5  6  7  8  9  a  b  c  d  e  f";
+	for (unsigned char address = 0; address < 128; address++) {
+		if ((address & 0x0f) == 0) {
+			kout << endl;
+			kout.printf_uint8(address);
+			kout << ":";
+		}
+
+		if (i2c_status[address / (8 * sizeof(unsigned int))] & (1 << (address % (8 * sizeof(unsigned int))))) {
+			kout << " ";
+			kout.printf_uint8(address);
+		} else {
+			kout << " --";
+		}
+	}
+	kout << endl;
+
+	arch.idle_loop();
+
+	return 0;
+}