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-rw-r--r--src/arch/msp430fr5994lp/Makefile.inc16
-rw-r--r--src/arch/msp430fr5994lp/driver/timed_resistive_load.cc85
2 files changed, 100 insertions, 1 deletions
diff --git a/src/arch/msp430fr5994lp/Makefile.inc b/src/arch/msp430fr5994lp/Makefile.inc
index 8348d8e..e9d666f 100644
--- a/src/arch/msp430fr5994lp/Makefile.inc
+++ b/src/arch/msp430fr5994lp/Makefile.inc
@@ -72,6 +72,19 @@ ifneq ($(findstring counter,${arch_drivers}), )
CXX_TARGETS += src/arch/msp430fr5994lp/driver/counter.cc
endif
+ifneq ($(findstring timed_resistive_load,${arch_drivers}), )
+ CXX_TARGETS += src/arch/msp430fr5994lp/driver/timed_resistive_load.cc
+ resistor1_pin ?= p3_0
+ resistor2_pin ?= p3_1
+ resistor3_pin ?= p3_2
+ resistor4_pin ?= p3_3
+ COMMON_FLAGS += -DDRIVER_TIMED_RESISTIVE_LOAD
+ COMMON_FLAGS += -DTIMED_RESISTIVE_LOAD_PIN1=GPIO::${resistor1_pin}
+ COMMON_FLAGS += -DTIMED_RESISTIVE_LOAD_PIN2=GPIO::${resistor2_pin}
+ COMMON_FLAGS += -DTIMED_RESISTIVE_LOAD_PIN3=GPIO::${resistor3_pin}
+ COMMON_FLAGS += -DTIMED_RESISTIVE_LOAD_PIN4=GPIO::${resistor4_pin}
+endif
+
ifneq (${cpu_freq}, )
COMMON_FLAGS += -DF_CPU=${cpu_freq}UL
else
@@ -127,7 +140,8 @@ arch_info:
@echo "CPU Freq: ${cpu_freq} Hz"
@echo "Timer Freq: ${timer_freq} Hz -> $(shell src/arch/msp430fr5994lp/model.py f_timer "${cpu_freq}" "${timer_freq}")"
@echo "I2C Freq: ${i2c_freq} Hz"
- @echo "Counter Overflow: 65536/255"
+ @echo "Counter Overflow: 65536/65535"
+ @echo "sleep_ms Overflow: 250 500"
@echo "Monitor: /dev/${SERIAL_PORT} 115200"
.PHONY: arch_clean arch_help arch_info monitor program
diff --git a/src/arch/msp430fr5994lp/driver/timed_resistive_load.cc b/src/arch/msp430fr5994lp/driver/timed_resistive_load.cc
new file mode 100644
index 0000000..2c46be2
--- /dev/null
+++ b/src/arch/msp430fr5994lp/driver/timed_resistive_load.cc
@@ -0,0 +1,85 @@
+#include "driver/timed_resistive_load.h"
+#include "driver/gpio.h"
+#include "arch.h"
+
+#ifndef TIMED_RESISTIVE_LOAD_PIN1
+#error TIMED_RESISTIVE_LOAD_PIN1 must be set
+#endif
+
+#ifndef TIMED_RESISTIVE_LOAD_PIN2
+#error TIMED_RESISTIVE_LOAD_PIN2 must be set
+#endif
+
+#ifndef TIMED_RESISTIVE_LOAD_PIN3
+#error TIMED_RESISTIVE_LOAD_PIN3 must be set
+#endif
+
+#ifndef TIMED_RESISTIVE_LOAD_PIN4
+#error TIMED_RESISTIVE_LOAD_PIN4 must be set
+#endif
+
+void TimedResistiveLoad::setup()
+{
+ gpio.output(TIMED_RESISTIVE_LOAD_PIN1, 0);
+ gpio.output(TIMED_RESISTIVE_LOAD_PIN2, 0);
+ gpio.output(TIMED_RESISTIVE_LOAD_PIN3, 0);
+ gpio.output(TIMED_RESISTIVE_LOAD_PIN4, 0);
+}
+
+void TimedResistiveLoad::switchToNone()
+{
+ gpio.write(TIMED_RESISTIVE_LOAD_PIN1, 0);
+ gpio.write(TIMED_RESISTIVE_LOAD_PIN2, 0);
+ gpio.write(TIMED_RESISTIVE_LOAD_PIN3, 0);
+ gpio.write(TIMED_RESISTIVE_LOAD_PIN4, 0);
+}
+
+void TimedResistiveLoad::switchTo750()
+{
+ gpio.write(TIMED_RESISTIVE_LOAD_PIN1, 1);
+ gpio.write(TIMED_RESISTIVE_LOAD_PIN2, 1);
+ gpio.write(TIMED_RESISTIVE_LOAD_PIN3, 0);
+ gpio.write(TIMED_RESISTIVE_LOAD_PIN4, 0);
+}
+
+void TimedResistiveLoad::switchTo1K0()
+{
+ gpio.write(TIMED_RESISTIVE_LOAD_PIN1, 1);
+ gpio.write(TIMED_RESISTIVE_LOAD_PIN2, 0);
+ gpio.write(TIMED_RESISTIVE_LOAD_PIN3, 0);
+ gpio.write(TIMED_RESISTIVE_LOAD_PIN4, 0);
+}
+
+void TimedResistiveLoad::switchTo2K4()
+{
+ gpio.write(TIMED_RESISTIVE_LOAD_PIN1, 0);
+ gpio.write(TIMED_RESISTIVE_LOAD_PIN2, 1);
+ gpio.write(TIMED_RESISTIVE_LOAD_PIN3, 0);
+ gpio.write(TIMED_RESISTIVE_LOAD_PIN4, 1);
+}
+
+void TimedResistiveLoad::switchTo3K3()
+{
+ gpio.write(TIMED_RESISTIVE_LOAD_PIN1, 0);
+ gpio.write(TIMED_RESISTIVE_LOAD_PIN2, 1);
+ gpio.write(TIMED_RESISTIVE_LOAD_PIN3, 0);
+ gpio.write(TIMED_RESISTIVE_LOAD_PIN4, 0);
+}
+
+void TimedResistiveLoad::switchTo10K()
+{
+ gpio.write(TIMED_RESISTIVE_LOAD_PIN1, 0);
+ gpio.write(TIMED_RESISTIVE_LOAD_PIN2, 0);
+ gpio.write(TIMED_RESISTIVE_LOAD_PIN3, 0);
+ gpio.write(TIMED_RESISTIVE_LOAD_PIN4, 1);
+}
+
+void TimedResistiveLoad::switchTo47K()
+{
+ gpio.write(TIMED_RESISTIVE_LOAD_PIN1, 0);
+ gpio.write(TIMED_RESISTIVE_LOAD_PIN2, 0);
+ gpio.write(TIMED_RESISTIVE_LOAD_PIN3, 1);
+ gpio.write(TIMED_RESISTIVE_LOAD_PIN4, 0);
+}
+
+TimedResistiveLoad timedResistiveLoad;