完成ds1302时间的设置与读取

plan_manage_main/ewp/settings/plan_manage_main.dni

@@ -9,7 +9,7 @@ TriggerName=main
 LimitSize=0
 ByteLimit=50
 [DebugChecksum]
-Checksum=2065568720
+Checksum=-203845490
 [CodeCoverage]
 Enabled=_ 0
 [Exceptions]
@@ -48,6 +48,14 @@ CStepIntDis=_ 0
 TraceBufferSize=0x00010000
 TraceStallIfFIFOFull=0x00000000
 TracePortSize=0x00000004
+[Trace1]
+Enabled=0
+ShowSource=1
+[Disassemble mode]
+mode=0
+[Breakpoints2]
+Bp0=_ 1 "EMUL_CODE" "{$PROJ_DIR$\..\src\app\main.c}.28.5" 0 0 1 "" 0 "" 0
+Count=1
 [Log file]
 LoggingEnabled=_ 0
 LogFile=_ ""
@@ -55,6 +63,9 @@ Category=_ 0
 [TermIOLog]
 LoggingEnabled=_ 0
 LogFile=_ ""
+[Aliases]
+Count=0
+SuppressDialog=0
 [CallStackLog]
 Enabled=0
 [DriverProfiling]
@@ -63,11 +74,3 @@ Mode=1
 Graph=0
 Symbiont=0
 Exclusions=
-[Disassemble mode]
-mode=0
-[Breakpoints2]
-Bp0=_ 0 "EMUL_CODE" "{$PROJ_DIR$\..\src\app\main.c}.81.13" 0 0 1 "" 0 "" 0
-Count=1
-[Aliases]
-Count=0
-SuppressDialog=0

plan_manage_main/src/app/include/config.h

@@ -47,6 +47,12 @@
 #define TFT_UARTX       UART2  // PTD2,PTD3
 
 
+/*
+ * 时间模块
+ */
+#define DS1302_CE_PINX      PTB2
+#define DS1302_CLK_PINX     PTB1
+#define DS1302_IO_PINX      PTB0
 
 
 #endif // CONFIG_H

plan_manage_main/src/app/include/time.h

@@ -4,8 +4,25 @@
 
 #include <stdint.h>
 
+typedef struct time_info_
+{
+    uint16_t year;
+    uint8_t month;
+    uint8_t week;
+    uint8_t day;
+    uint8_t hour;
+    uint8_t minute;
+    uint8_t sec;
+} time_info;
+
+
+
 uint8_t is_leapyear(uint16_t year);
 
-
-
 uint8_t get_month_days(uint16_t year, uint8_t month);
+
+void ds1302_init(void);
+
+void ds1302_set_time(time_info time);
+
+void ds1302_read_time(time_info *time);

plan_manage_main/src/app/main.c

@@ -7,17 +7,26 @@
 #include "include/key.h"
 #include "include/knob.h"
 #include "include/tft.h"
+#include "include/config.h"
+#include "include/time.h"
 
 
 void main(void)
 {
     int32_t log = 0, knob_v;
+    time_info time = {
+        2016, 4, 1, 18, 14, 9, 0
+    };
     
     pm_init();
 
     st_init(0, COMPARE, 10);
     st_init(1, COMPARE, 1);
 
+    
+    st_init(2, COMPARE, 3);
+    ds1302_set_time(time);
+
     knob_enable();
 
     while (1)
@@ -31,6 +40,15 @@ void main(void)
                 log = knob_v;
             }
         }
+        if (st_tcf(2) == 1)
+        {
+            enter_critical();
+            ds1302_read_time(&time);
+            exit_critical();
+            printf("%d 年 %d 月 %d 星期 %d 日 %d 时 %d 分 %d 秒\n", 
+                    time.year,time.month, time.week, time.day, 
+                    time.hour, time.minute, time.sec);
+        }
         
         
         switch (get_key_mean(UP_KEY))

plan_manage_main/src/app/pm_init.c

@@ -7,6 +7,8 @@
 #include "include/knob.h"
 #include "include/debug.h"
 #include "include/tft.h"
+#include "include/config.h"
+#include "include/time.h"
 
 
 /*
@@ -19,5 +21,6 @@ void pm_init(void)
     knob_init();
     st_base_init();
     tft_init();
+    ds1302_init();
     return;
 }

plan_manage_main/src/app/time.c

@@ -2,8 +2,10 @@
  * time.c - 时间处理
  */
 
-#include "include/time.h"
+#include "gpio.h"
 
+#include "include/time.h"
+#include "include/config.h"
 
 
 uint8_t is_leapyear(uint16_t year)
@@ -29,3 +31,148 @@ uint8_t get_month_days(uint16_t year, uint8_t month)
         return 31;
     }
 }
+
+void ds1302_byte_write(uint8_t data)
+{
+    gpio_init(DS1302_IO_PINX, 1, 0);
+    for (uint8_t mask = 0x01; mask != 0; mask <<= 1)
+    {
+        gpio_set(DS1302_CLK_PINX, 0);
+        if (data & mask)
+        {
+            gpio_set(DS1302_IO_PINX, 1);
+        }
+        else
+        {
+            gpio_set(DS1302_IO_PINX, 0);
+        }
+        // tdc,200ns,数据建立时间,tcl,1000ns,sclk低电平保持时间
+        for (uint8_t i = 0; i < 50; i++);
+        gpio_set(DS1302_CLK_PINX, 1);
+        // tcdh,280ns,数据采集时间,tch,1000ns,sclk高电平保持时间
+        for (uint8_t i = 0; i < 50; i++);
+    }
+    return;
+}
+
+uint8_t ds1302_byte_read(void)
+{
+    uint8_t data = 0;
+
+    //gpio_init(DS1302_IO_PINX, 0, 1);
+    gpio_Interrupt_init(DS1302_IO_PINX, GPI_UP_PF, GPI_DISAB);
+    gpio_set(DS1302_CLK_PINX, 1);
+    // tccz,280ns,sclk到高阻态
+    for (uint8_t i = 0; i < 50; i++);
+    for (uint8_t mask = 0x01; mask != 0; mask <<= 1)
+    {
+        gpio_set(DS1302_CLK_PINX, 0);   // 产生下降沿
+        // tcdd,800ns,数据输出延迟
+        for (uint8_t i = 0; i < 50; i++);
+        for (uint8_t i = 0; i < 50; i++);
+        if (gpio_get(DS1302_IO_PINX))
+        {
+            data |= mask;
+        }
+        gpio_set(DS1302_CLK_PINX, 1);
+        // tccz,280ns,sclk到高阻态
+        for (uint8_t i = 0; i < 50; i++);
+    }
+    return data;
+}
+
+
+
+
+uint8_t ds1302_single_read(uint8_t addr)
+{
+    uint8_t cmd = 0,
+            data = 0;
+
+    cmd = (1 << 7) | (addr << 1) | 1;
+    /*
+     * 初始化ce和clk状态
+     */
+    gpio_set(DS1302_CE_PINX, 0);
+    for (uint8_t i = 0; i < 50; i++);
+    gpio_set(DS1302_CLK_PINX, 0);
+    for (uint8_t i = 0; i < 50; i++);
+
+    gpio_set(DS1302_CE_PINX, 1);
+    // tcc,ce到时钟建立时间，4us
+    for (uint8_t i = 0; i < 200; i++);
+    ds1302_byte_write(cmd);
+    data = ds1302_byte_read();
+    gpio_set(DS1302_CE_PINX, 0);
+    // tcdz,ce到高阻态时间，280ns
+    for (uint8_t i = 0; i < 20; i++);
+    return data;
+}
+
+void ds1302_single_write(uint8_t addr, uint8_t data)
+{
+    uint8_t cmd = 0;
+
+    cmd = (1 << 7) | (addr << 1);
+    /*
+     * 初始化ce和clk状态
+     */
+    gpio_set(DS1302_CE_PINX, 0);
+    for (uint8_t i = 0; i < 50; i++);
+    gpio_set(DS1302_CLK_PINX, 0);
+    for (uint8_t i = 0; i < 50; i++);
+
+    gpio_set(DS1302_CE_PINX, 1);
+    // tcc,ce到时钟建立时间，4us
+    for (uint8_t i = 0; i < 200; i++);
+    ds1302_byte_write(cmd);
+    ds1302_byte_write(data);
+    gpio_set(DS1302_CE_PINX, 0);
+    return;
+}
+
+void ds1302_set_time(time_info time)
+{
+    ds1302_single_write(7, 0x00);
+    ds1302_single_write(0, time.sec % 10 + (time.sec / 10 << 4));
+    ds1302_single_write(1, time.minute % 10 + (time.minute / 10 << 4));
+    ds1302_single_write(2, time.hour % 10 + (time.hour / 10 << 4));
+    ds1302_single_write(3, time.day % 10 + (time.day / 10 << 4));
+    ds1302_single_write(4, time.month % 10 + (time.month / 10 << 4));
+    ds1302_single_write(5, time.week);
+    ds1302_single_write(6, (time.year - 2000) % 10 + ((time.year - 2000) / 10 << 4));
+    return;
+}
+
+void ds1302_read_time(time_info *time)
+{
+    uint8_t rval;
+
+    rval = ds1302_single_read(0);
+    (*time).sec = (rval & 0x0f) + ((rval & 0x70) >> 4) * 10;
+    rval = ds1302_single_read(1);
+    (*time).minute = (rval & 0x0f) + ((rval & 0x70) >> 4) * 10;
+    rval = ds1302_single_read(2);
+    (*time).hour = (rval & 0x0f) + ((rval & 0x30) >> 4) * 10;
+    rval = ds1302_single_read(3);
+    (*time).day = (rval & 0x0f) + ((rval & 0x10) >> 4) * 10;
+    rval = ds1302_single_read(4);
+    (*time).month = (rval & 0x0f) + ((rval & 0x10) >> 4) * 10;
+    rval = ds1302_single_read(5);
+    (*time).week = rval & 0x07;
+    rval = ds1302_single_read(6);
+    (*time).year = (rval & 0x0f) + ((rval & 0xf0) >> 4) * 10 + 2000;
+
+    return;
+}
+
+void ds1302_init(void)
+{
+    //gpio_Interrupt_init(DS1302_CE_PINX, GPO, GPI_DISAB);
+    //gpio_Interrupt_init(DS1302_CLK_PINX, GPO, GPI_DISAB);
+    gpio_init(DS1302_CE_PINX, 1, 0);
+    gpio_init(DS1302_CLK_PINX, 1, 0);
+    gpio_Interrupt_init(DS1302_IO_PINX, GPI_UP_PF, GPI_DISAB);
+    ds1302_single_write(7, 0x00);
+    return;
+}

plan_manage_main/src/common/printf.c

@@ -5,6 +5,7 @@
 
 #include "common.h"
 #include <stdarg.h>
+#include <string.h>
 
 /********************************************************************/
 

plan_manage_main/src/common/uif.c

@@ -8,6 +8,7 @@
 
 #include "common.h"
 #include "uif.h"
+#include <string.h>
 
 /********************************************************************/
 /*