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authorJoey Castillo <joeycastillo@utexas.edu>2021-11-30 20:02:41 -0500
committerJoey Castillo <joeycastillo@utexas.edu>2021-11-30 20:02:41 -0500
commit45282f2ef40a54e337b1596af45009c609981130 (patch)
treeee6f9f2f6edcfcf046046e5d508ebd9c69173c5d
parent4ae46f907b2c6f54f87c350920d7f297967764fe (diff)
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lis2dh driver: add support for int2 pin
-rw-r--r--watch-library/driver/lis2dh.c12
-rw-r--r--watch-library/driver/lis2dh.h8
2 files changed, 20 insertions, 0 deletions
diff --git a/watch-library/driver/lis2dh.c b/watch-library/driver/lis2dh.c
index 2ebf53fb..8266905f 100644
--- a/watch-library/driver/lis2dh.c
+++ b/watch-library/driver/lis2dh.c
@@ -125,3 +125,15 @@ void lis2dh_configure_aoi_int1(lis2dh_interrupt_configuration configuration, uin
lis2dh_interrupt_state lis2dh_get_int1_state() {
return (lis2dh_interrupt_state) watch_i2c_read8(LIS2DH_ADDRESS, LIS2DH_REG_INT1_SRC);
}
+
+void lis2dh_configure_aoi_int2(lis2dh_interrupt_configuration configuration, uint8_t threshold, uint8_t duration) {
+ watch_i2c_write8(LIS2DH_ADDRESS, LIS2DH_REG_CTRL6, LIS2DH_CTRL6_VAL_I2_INT2);
+ watch_i2c_write8(LIS2DH_ADDRESS, LIS2DH_REG_INT2_CFG, configuration);
+ watch_i2c_write8(LIS2DH_ADDRESS, LIS2DH_REG_INT2_THS, threshold);
+ watch_i2c_write8(LIS2DH_ADDRESS, LIS2DH_REG_INT2_DUR, duration);
+}
+
+lis2dh_interrupt_state lis2dh_get_int2_state() {
+ return (lis2dh_interrupt_state) watch_i2c_read8(LIS2DH_ADDRESS, LIS2DH_REG_INT2_SRC);
+}
+
diff --git a/watch-library/driver/lis2dh.h b/watch-library/driver/lis2dh.h
index b8162a4c..f3e7ec84 100644
--- a/watch-library/driver/lis2dh.h
+++ b/watch-library/driver/lis2dh.h
@@ -106,6 +106,10 @@ void lis2dh_configure_aoi_int1(lis2dh_interrupt_configuration configuration, uin
lis2dh_interrupt_state lis2dh_get_int1_state();
+void lis2dh_configure_aoi_int2(lis2dh_interrupt_configuration configuration, uint8_t threshold, uint8_t duration);
+
+lis2dh_interrupt_state lis2dh_get_int2_state();
+
// Assumes SA0 is high; if low, its 0x18
#define LIS2DH_ADDRESS (0x19)
@@ -204,6 +208,10 @@ lis2dh_interrupt_state lis2dh_get_int1_state();
#define LIS2DH_REG_INT1_SRC 0x31
#define LIS2DH_REG_INT1_THS 0x32
#define LIS2DH_REG_INT1_DUR 0x33
+#define LIS2DH_REG_INT2_CFG 0x34
+#define LIS2DH_REG_INT2_SRC 0x35
+#define LIS2DH_REG_INT2_THS 0x36
+#define LIS2DH_REG_INT2_DUR 0x37
#define LIS2DH_REG_CLICK_CFG 0x38
#define LIS2DH_REG_CLICK_SRC 0x39
#define LIS2DH_REG_CLICK_THS 0x3A