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-rw-r--r--include/driver/tsl2591.h30
-rw-r--r--src/app/datalogger/main.cc13
-rw-r--r--src/driver/tsl2591.cc38
3 files changed, 81 insertions, 0 deletions
diff --git a/include/driver/tsl2591.h b/include/driver/tsl2591.h
new file mode 100644
index 0000000..0e9e8c8
--- /dev/null
+++ b/include/driver/tsl2591.h
@@ -0,0 +1,30 @@
+/*
+ * Copyright 2020 Daniel Friesel
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+#ifndef TSL2591_H
+#define TSL2591_H
+
+class TSL2591 {
+ private:
+ TSL2591(const TSL2591 &copy);
+ unsigned char const address = 0x29;
+ unsigned char txbuf[2];
+ unsigned char rxbuf[4];
+
+ public:
+ TSL2591() {}
+
+ unsigned short ch0;
+ unsigned short ch1;
+
+ void init();
+
+ unsigned char getStatus();
+ void read();
+};
+
+extern TSL2591 tsl2591;
+
+#endif
diff --git a/src/app/datalogger/main.cc b/src/app/datalogger/main.cc
index 8312367..8740035 100644
--- a/src/app/datalogger/main.cc
+++ b/src/app/datalogger/main.cc
@@ -42,6 +42,9 @@
#ifdef DRIVER_MPU9250
#include "driver/mpu9250.h"
#endif
+#ifdef DRIVER_TSL2591
+#include "driver/tsl2591.h"
+#endif
void loop(void)
{
@@ -127,6 +130,12 @@ void loop(void)
kout.printf_float(max44009.getLux());
kout << endl;
#endif
+
+#ifdef DRIVER_TSL2591
+ tsl2591.read();
+ kout << dec << "TSL2591 CH0: " << tsl2591.ch0 << " / CH1: " << tsl2591.ch1;
+ kout << hex << " (status: 0x" << tsl2591.getStatus() << ")" << endl;
+#endif
}
int main(void)
@@ -211,6 +220,10 @@ int main(void)
mpu9250.init();
#endif
+#ifdef DRIVER_TSL2591
+ tsl2591.init();
+#endif
+
arch.idle_loop();
return 0;
diff --git a/src/driver/tsl2591.cc b/src/driver/tsl2591.cc
new file mode 100644
index 0000000..6356477
--- /dev/null
+++ b/src/driver/tsl2591.cc
@@ -0,0 +1,38 @@
+/*
+ * Copyright 2020 Daniel Friesel
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+#include "driver/tsl2591.h"
+#if defined(MULTIPASS_ARCH_HAS_I2C) && !defined(DRIVER_SOFTI2C)
+#include "driver/i2c.h"
+#else
+#include "driver/soft_i2c.h"
+#endif
+
+void TSL2591::init()
+{
+ txbuf[0] = 0xa0;
+ txbuf[1] = 0x03;
+ i2c.xmit(address, 2, txbuf, 0, rxbuf);
+ txbuf[0] = 0xa1;
+ txbuf[1] = 0x01; // 200ms integration time
+ i2c.xmit(address, 2, txbuf, 0, rxbuf);
+}
+
+void TSL2591::read()
+{
+ txbuf[0] = 0xb4;
+ i2c.xmit(address, 1, txbuf, 4, rxbuf);
+ ch0 = (rxbuf[1] << 8) + rxbuf[0];
+ ch1 = (rxbuf[3] << 8) + rxbuf[2];
+}
+
+unsigned char TSL2591::getStatus()
+{
+ txbuf[0] = 0xb3;
+ i2c.xmit(address, 1, txbuf, 1, rxbuf);
+ return rxbuf[0];
+}
+
+TSL2591 tsl2591;