Port timer to mbed
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parent
f15b2691c9
commit
867f115bee
6 changed files with 73 additions and 39 deletions
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@ -7,7 +7,7 @@ SRC += $(COMMON_DIR)/host.c \
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$(COMMON_DIR)/action_layer.c \
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$(COMMON_DIR)/action_util.c \
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$(COMMON_DIR)/keymap.c \
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$(COMMON_DIR)/timer.c \
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$(COMMON_DIR)/avr/timer.c \
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$(COMMON_DIR)/print.c \
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$(COMMON_DIR)/bootloader.c \
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$(COMMON_DIR)/suspend.c \
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@ -18,6 +18,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
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#include <avr/io.h>
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#include <avr/interrupt.h>
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#include <stdint.h>
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#include "timer_avr.h"
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#include "timer.h"
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40
common/mbed/timer.c
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40
common/mbed/timer.c
Normal file
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@ -0,0 +1,40 @@
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#include "cmsis.h"
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#include "timer.h"
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/* Mill second tick count */
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volatile uint32_t timer_count = 0;
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/* Timer interrupt handler */
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void SysTick_Handler(void) {
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timer_count++;
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}
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void timer_init(void)
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{
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SysTick_Config(SystemCoreClock / 1000); /* 1ms tick */
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}
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void timer_clear(void)
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{
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timer_count = 0;
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}
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uint16_t timer_read(void)
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{
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return (uint16_t)(timer_count & 0xFFFF);
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}
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uint32_t timer_read32(void)
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{
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return timer_count;
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}
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uint16_t timer_elapsed(uint16_t last)
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{
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return TIMER_DIFF_16(timer_read(), last);
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}
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uint32_t timer_elapsed32(uint32_t last)
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{
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return TIMER_DIFF_32(timer_read32(), last);
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}
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@ -20,25 +20,6 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
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#include <stdint.h>
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#ifndef TIMER_PRESCALER
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# if F_CPU > 16000000
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# define TIMER_PRESCALER 256
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# elif F_CPU > 2000000
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# define TIMER_PRESCALER 64
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# elif F_CPU > 250000
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# define TIMER_PRESCALER 8
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# else
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# define TIMER_PRESCALER 1
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# endif
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#endif
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#define TIMER_RAW_FREQ (F_CPU/TIMER_PRESCALER)
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#define TIMER_RAW TCNT0
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#define TIMER_RAW_TOP (TIMER_RAW_FREQ/1000)
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#if (TIMER_RAW_TOP > 255)
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# error "Timer0 can't count 1ms at this clock freq. Use larger prescaler."
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#endif
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#define TIMER_DIFF(a, b, max) ((a) >= (b) ? (a) - (b) : (max) - (b) + (a))
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#define TIMER_DIFF_8(a, b) TIMER_DIFF(a, b, UINT8_MAX)
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#define TIMER_DIFF_16(a, b) TIMER_DIFF(a, b, UINT16_MAX)
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@ -1,19 +1,20 @@
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COMMON_DIR = common
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OBJECTS += \
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# $(COMMON_DIR)/host.o \
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# $(COMMON_DIR)/keyboard.o \
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# $(COMMON_DIR)/action.o \
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# $(COMMON_DIR)/action_tapping.o \
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# $(COMMON_DIR)/action_macro.o \
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# $(COMMON_DIR)/action_layer.o \
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# $(COMMON_DIR)/action_util.o \
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# $(COMMON_DIR)/keymap.o \
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# $(COMMON_DIR)/timer.o \
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$(COMMON_DIR)/print.o \
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# $(COMMON_DIR)/bootloader.o \
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# $(COMMON_DIR)/suspend.o \
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$(COMMON_DIR)/xprintf.o \
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$(COMMON_DIR)/util.o
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$(OBJDIR)/$(COMMON_DIR)/mbed/timer.o \
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INCLUDE_PATHS += \
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-I$(TMK_DIR)/$(COMMON_DIR)
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# $(OBJDIR)/$(COMMON_DIR)/host.o \
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# $(OBJDIR)/$(COMMON_DIR)/keyboard.o \
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# $(OBJDIR)/$(COMMON_DIR)/action.o \
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# $(OBJDIR)/$(COMMON_DIR)/action_tapping.o \
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# $(OBJDIR)/$(COMMON_DIR)/action_macro.o \
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# $(OBJDIR)/$(COMMON_DIR)/action_layer.o \
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# $(OBJDIR)/$(COMMON_DIR)/action_util.o \
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# $(OBJDIR)/$(COMMON_DIR)/keymap.o \
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# $(OBJDIR)/$(COMMON_DIR)/bootloader.o \
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# $(OBJDIR)/$(COMMON_DIR)/suspend.o \
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@ -1,6 +1,7 @@
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#include "mbed.h"
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#include "HIDKeyboard.h"
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#include "debug.h"
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#include "timer.h"
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/*
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//#define DEBUG
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@ -27,11 +28,16 @@ int main(void) {
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//led_red = 0;
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//led_green = 0;
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debug_enable = true;
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dprintf("HIDKeyboard:\n");
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print("aaa");
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dprintf("HIDKeyboard:\r\n");
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timer_init();
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xprintf("timer: %i\r\n", timer_read());
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report_keyboard_t report = { 2, 0, 4, }; //a
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report_keyboard_t report_off = { 0 };
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bool last_isp = isp;
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uint32_t last_timer;
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while (1) {
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//keyboard.mediaControl(KEY_VOLUME_DOWN);
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//keyboard.printf("Hello World from Mbed\r\n");
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@ -42,14 +48,19 @@ int main(void) {
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//leds = keyboard.lockStatus();
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//ser.putc(ser.getc());
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if (last_isp == isp) continue;
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if (isp == 0) {
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led_red = 0; // on
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keyboard.sendReport(report);
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xprintf("timer: %i\r\n", timer_read32());
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xprintf("diff: %i\r\n", timer_elapsed32(last_timer));
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//keyboard.sendReport(report);
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} else {
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led_red = 1; // off
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keyboard.sendReport(report_off);
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//keyboard.sendReport(report_off);
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}
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led_green = !led_green;
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last_isp = isp;
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last_timer = timer_read();
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//led_green = !led_green;
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//wait(0.5);
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}
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}
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