242 lines
7.6 KiB
C
242 lines
7.6 KiB
C
#include "gpio.h"
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#include "app_config.h"
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#include "system/includes.h"
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#include "chgbox_ctrl.h"
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#include "asm/adc_api.h"
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#include "chgbox_box.h"
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#include "device/chargebox.h"
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#include "chgbox_handshake.h"
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#if (TCFG_CHARGE_BOX_ENABLE && TCFG_HANDSHAKE_ENABLE)
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#define LOG_TAG_CONST APP_CHGBOX
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#define LOG_TAG "[CHG_HS]"
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#define LOG_ERROR_ENABLE
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#define LOG_DEBUG_ENABLE
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#define LOG_INFO_ENABLE
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/* #define LOG_DUMP_ENABLE */
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#define LOG_CLI_ENABLE
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#include "debug.h"
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void chgbox_timer_delay_us(u8 us);
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static u8 hs_cur_sys_clk = 0; //当前时钟匹配值
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static u32 hs_small_clk = 0; //小于48m的系统时钟,记录，用来恢复
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static u8 chgbox_hs_repeat_times = 0; //重复次数
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static int hs_timer;
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static struct _hs_hdl hs_ctrl = {
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.port = TCFG_HANDSHAKE_IO, //初始化IO
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.send_delay_us = chgbox_timer_delay_us, //注册延时函数
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};
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/*------------------------------------------------------------------------------------*/
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/**@brief lighting握手初始化
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@param 无
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@return 无
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@note 初始化io及注册延时
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*/
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/*------------------------------------------------------------------------------------*/
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void chgbox_handshake_init(void)
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{
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handshake_ctrl_init(&hs_ctrl);
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}
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static u16 delay_tap[HS_DELAY_240M + 1][HS_DELAY_16US + 1] = {
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19, 39, 52, 141, 158, 309, 355,//48m
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23, 45, 59, 146, 165, 315, 359,//60m
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27, 51, 66, 148, 170, 318, 367,//80m
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30, 55, 73, 151, 173, 320, 369,//96m
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32, 58, 75, 154, 177, 323, 370,//120m
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37, 60, 79, 157, 178, 325, 374,//160m
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38, 62, 82, 158, 179, 327, 376,//192m
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40, 64, 84, 159, 184, 328, 378,//240m
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};
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/*------------------------------------------------------------------------------------*/
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/**@brief 获取当前的时钟,设置对应的表值
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@param 无
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@return 无
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@note 该值匹配delay_tap
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*/
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/*------------------------------------------------------------------------------------*/
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static void set_hs_cur_sys_clk(void)
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{
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u32 cur_clock = 0;
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cur_clock = clk_get("sys");
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#if (TCFG_CLOCK_SYS_SRC == SYS_CLOCK_INPUT_PLL_RCL)
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if (cur_clock != 48000000) { //转成48m，结束后恢复原来的时钟
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hs_small_clk = cur_clock;
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clk_set("sys", 48 * 1000000L);
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hs_cur_sys_clk = HS_DELAY_48M;
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puts("rest 48m\n");
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if (clk_get("lsb") != 48000000L) {
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ASSERT(0, "clock err: %d", clk_get("lsb"));
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}
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}
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#else
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if (cur_clock < 48000000) { //小于48m时，转成48m，结束后恢复原来的时钟
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hs_small_clk = cur_clock;
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clk_set("sys", 48 * 1000000L);
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hs_cur_sys_clk = HS_DELAY_48M;
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puts("rest 48m\n");
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} else {
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switch (cur_clock) {
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case 48000000:
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hs_cur_sys_clk = HS_DELAY_48M;
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break;
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case 60000000:
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hs_cur_sys_clk = HS_DELAY_60M;
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break;
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case 80000000:
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hs_cur_sys_clk = HS_DELAY_80M;
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break;
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case 96000000:
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hs_cur_sys_clk = HS_DELAY_96M;
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break;
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case 120000000:
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hs_cur_sys_clk = HS_DELAY_120M;
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break;
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case 160000000:
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hs_cur_sys_clk = HS_DELAY_160M;
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break;
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case 192000000:
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hs_cur_sys_clk = HS_DELAY_192M;
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break;
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case 240000000:
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hs_cur_sys_clk = HS_DELAY_240M;
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break;
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}
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}
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#endif
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}
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/*------------------------------------------------------------------------------------*/
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/**@brief 握手后重设置时钟
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@param 无
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@return 无
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@note 有改过时钟才重设置
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*/
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/*------------------------------------------------------------------------------------*/
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static void after_handshake_resume_small_clk(void)
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{
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u32 cur_clock = 0;
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if (hs_small_clk) {
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clk_set("sys", hs_small_clk);
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hs_small_clk = 0;//清0
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cur_clock = clk_get("sys");
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printf("after handshake app :%d\n", cur_clock);
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}
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}
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/*------------------------------------------------------------------------------------*/
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/**@brief lighting握手延时
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@param 无
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@return 无
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@note 提供不同的ms级延时
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*/
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/*------------------------------------------------------------------------------------*/
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static void chgbox_timer_delay_ms(u8 ms)
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{
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//delay 值要根据不同的频率去调整，小于48m的要先设置48m，方便延时
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JL_TIMER2->CNT = 0;
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#if (TCFG_CLOCK_SYS_SRC == SYS_CLOCK_INPUT_PLL_RCL)
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JL_TIMER2->PRD = ms * clk_get("lsb") / (2 * 1000);
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JL_TIMER2->CON = BIT(0) | BIT(6) | BIT(14); //系统时钟,lsb, div 2
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#else
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JL_TIMER2->PRD = ms * clk_get("timer") / 1000;
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JL_TIMER2->CON = BIT(0) | BIT(3) | BIT(14); //1分频,osc时钟,24m，24次就1us
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#endif
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while (!(JL_TIMER2->CON & BIT(15))); //等pending
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JL_TIMER2->CON = 0;
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}
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/*------------------------------------------------------------------------------------*/
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/**@brief lighting握手延时
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@param 无
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@return 无
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@note 提供不同的us级延时
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*/
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/*------------------------------------------------------------------------------------*/
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SEC(.chargebox_code)
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void chgbox_timer_delay_us(u8 us)
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{
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//delay 值要根据不同的频率去调整，小于48m的要先设置48m，方便延时
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JL_TIMER2->CNT = 0;
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#if (TCFG_CLOCK_SYS_SRC == SYS_CLOCK_INPUT_PLL_RCL)
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JL_TIMER2->PRD = delay_tap[hs_cur_sys_clk][us];//这里不允许做乘除法
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JL_TIMER2->CON = BIT(0) | BIT(6) | BIT(14); //系统时钟,lsb, div 2, 必须为24M
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#else
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JL_TIMER2->PRD = delay_tap[hs_cur_sys_clk][us];
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JL_TIMER2->CON = BIT(0) | BIT(3) | BIT(14); //1分频,osc时钟,24m，24次就1us
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#endif
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while (!(JL_TIMER2->CON & BIT(15))); //等pending
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JL_TIMER2->CON = 0;
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}
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/*------------------------------------------------------------------------------------*/
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/**@brief lighting握手
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@param 无
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@return 无
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@note 注意：为了精确的时间，会关闭其他中断
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*/
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/*------------------------------------------------------------------------------------*/
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void chgbox_handshake_run_app(void)
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{
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set_hs_cur_sys_clk();
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local_irq_disable();
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chgbox_timer_delay_ms(2);
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handshake_send_app(HS_CMD0);
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chgbox_timer_delay_ms(2);
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handshake_send_app(HS_CMD1);
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chgbox_timer_delay_ms(2);
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handshake_send_app(HS_CMD2);
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chgbox_timer_delay_ms(2);
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handshake_send_app(HS_CMD3);
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local_irq_enable();
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after_handshake_resume_small_clk();
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}
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/*------------------------------------------------------------------------------------*/
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/**@brief lighting重复握手
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@param null
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@return 无
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@note 用定时器实现重复握手增加握手成功几率
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*/
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/*------------------------------------------------------------------------------------*/
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static void chgbox_handshake_deal(void *priv)
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{
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chgbox_handshake_run_app();
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chgbox_hs_repeat_times--;
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if (chgbox_hs_repeat_times == 0) {
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sys_timer_del(hs_timer);
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hs_timer = 0;
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app_chargebox_event_to_user(CHGBOX_EVENT_HANDSHAKE_OK);
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}
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}
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/*------------------------------------------------------------------------------------*/
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/**@brief lighting重复握手初始化
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@param times:重复次数
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@return 无
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@note 初始化多次握手的次数
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*/
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/*------------------------------------------------------------------------------------*/
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void chgbox_handshake_set_repeat(u8 times)
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{
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chgbox_hs_repeat_times = times;
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if (chgbox_hs_repeat_times) {
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if (hs_timer == 0) {
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hs_timer = sys_timer_add(NULL, chgbox_handshake_deal, 200);
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}
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} else {
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if (hs_timer) {
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sys_timer_del(hs_timer);
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hs_timer = 0;
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}
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}
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}
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#endif
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