301 lines
8.7 KiB
C
301 lines
8.7 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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extern void delay_2ms(int cnt);
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/*------------------------------------------------------------------------------------*/
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/**@brief 关闭所有中断使能
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@param 无
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@return 无
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@note 同时记录下状态，以便恢复
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*/
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/*------------------------------------------------------------------------------------*/
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static u8 irq_ie_tab[10];
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void chgbox_irq_disable_backup()
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{
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u8 i;
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u8 x, y;
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local_irq_disable();
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memset(irq_ie_tab, 0, sizeof(irq_ie_tab) / sizeof(irq_ie_tab[0]));
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for (i = 0; i < MAX_IRQ_ENTRY_NUM; i++) {
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if (irq_read(i)) {
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x = i / 8;
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y = i % 8;
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irq_ie_tab[x] |= BIT(y);
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}
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}
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for (i = 0; i < MAX_IRQ_ENTRY_NUM; i++) {
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irq_disable(i);
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}
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local_irq_enable();
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}
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/*------------------------------------------------------------------------------------*/
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/**@brief 中断使能恢复
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@param 无
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@return 无
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@note 用于恢复用chgbox_irq_disable_backup关闭的中断
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*/
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/*------------------------------------------------------------------------------------*/
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void chgbox_irq_enable_revert()
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{
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u8 i;
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u8 x, y;
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local_irq_disable();
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for (i = 0; i < MAX_IRQ_ENTRY_NUM; i++) {
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x = i / 8;
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y = i % 8;
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if (irq_ie_tab[x] & BIT(y)) {
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irq_enable(i);
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}
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}
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local_irq_enable();
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}
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//关于handshake部分
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//////////////////////////////////////////////////////////////////////////
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void chgbox_timer2_delay_us(u8 us);
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struct _hs_hdl hs_ctrl = {
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.port = CHGBOX_HANDSHAKE_IO, //初始化IO
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.send_delay_us = chgbox_timer2_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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//部分封装与其他IO绑定在一起,注意设置成高阻
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gpio_direction_input(IO_PORTC_07);
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gpio_set_die(IO_PORTC_07, 0);
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gpio_set_pull_down(IO_PORTC_07, 0);
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gpio_set_pull_up(IO_PORTC_07, 0);
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handshake_ctrl_init(&hs_ctrl);
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}
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u8 hs_cur_sys_clk = 0; //当前时钟匹配值
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u32 hs_small_clk = 0; //小于48m的系统时钟,记录，用来恢复
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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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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 (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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}
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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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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_timer2_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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switch (us) {
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case HS_DELAY_2US:
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JL_TIMER2->PRD = delay_tap[hs_cur_sys_clk][HS_DELAY_2US];//24*2;
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break;
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case HS_DELAY_3US:
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JL_TIMER2->PRD = delay_tap[hs_cur_sys_clk][HS_DELAY_3US];//24*3;
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break;
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case HS_DELAY_4US:
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JL_TIMER2->PRD = delay_tap[hs_cur_sys_clk][HS_DELAY_4US];//24*4;
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break;
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case HS_DELAY_7US:
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JL_TIMER2->PRD = delay_tap[hs_cur_sys_clk][HS_DELAY_7US];//24*7;
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break;
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case HS_DELAY_8US:
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JL_TIMER2->PRD = delay_tap[hs_cur_sys_clk][HS_DELAY_8US];//24*8;
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break;
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case HS_DELAY_14US:
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JL_TIMER2->PRD = delay_tap[hs_cur_sys_clk][HS_DELAY_14US];//24*14;
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break;
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case HS_DELAY_16US:
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JL_TIMER2->PRD = delay_tap[hs_cur_sys_clk][HS_DELAY_16US];//24*16;
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break;
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}
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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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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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delay_2ms(2);
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chgbox_irq_disable_backup();
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set_hs_cur_sys_clk();
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handshake_send_app(HS_CMD0);
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chgbox_irq_enable_revert();
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delay_2ms(2);
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chgbox_irq_disable_backup();
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set_hs_cur_sys_clk();
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handshake_send_app(HS_CMD1);
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chgbox_irq_enable_revert();
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delay_2ms(2);
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chgbox_irq_disable_backup();
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set_hs_cur_sys_clk();
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handshake_send_app(HS_CMD2);
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chgbox_irq_enable_revert();
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delay_2ms(2);
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chgbox_irq_disable_backup();
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set_hs_cur_sys_clk();
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handshake_send_app(HS_CMD3);
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chgbox_irq_enable_revert();
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after_handshake_resume_small_clk();
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}
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//握手n次处理
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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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/*------------------------------------------------------------------------------------*/
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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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}
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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, 2000);
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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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