stc_ttss_wisdomcar_main/source/app/app_task_tcp.c

#include "app_task_tcp.h"
#include "../msp/uart0.h"
#include "../msp/uart4.h"
#include "../app/app_task_gm35.h"
#include "../app/app_common.h"

#define MODBUS_SLAVER_DW20_REG_START 0x02
#define MODBUS_SLAVER_DW20_REG_NUM 0x02
#define MODBUS_SLAVER_RETRY_MAX_TIME 1

TS_tcp ts_tcp;

void L3_task_tcp_init(void)
{
	L1_task_init(&ts_tcp.task);
	L3_task_s_go(ts_tcp,D_task_init);
	ts_tcp.slaverIndex = 0;
	ts_tcp.pkglen = 0;
	ts_tcp.retryTimes = 0;
	ts_tcp.ackFlag = 0;
}

#define D_task_tcp_constructor_modbus_pkg 0x51
#define D_task_tcp_send_modbus_pkg 0x52
#define D_task_tcp_wait_modbus_ack 0x53
#define D_task_tcp_switch_next_slaver 0x54

void L3_task_tcp_handle(TS_tcp *s)
{
  TTSS_Task_init();
		L2_task_go(D_task_tcp_constructor_modbus_pkg);
		
	TTSS_Task_step(D_task_tcp_constructor_modbus_pkg)
		if(G.ccmd_slaver_info[s->slaverIndex].mask > 0)
		{
			s->pkglen = L3_pack_ccmodbus(&s->loopPkg,G.ccmd_slaver_info + s->slaverIndex);
			s->ackFlag = 0;
			s->retryTimes = 0;
			L2_task_go(D_task_tcp_send_modbus_pkg);
		}
		else
		{
			L2_task_go(D_task_tcp_switch_next_slaver);
		}
		
	TTSS_Task_step(D_task_tcp_send_modbus_pkg)
		L0_uart0_sendArray((U8*)&s->loopPkg,s->pkglen);
		L3_gm35_send((U8*)&s->loopPkg,s->pkglen);
		s->sendStamp = s_nos_tick.t_5ms;
		if(G.ccmd_slaver_info[s->slaverIndex].mask == 1)
		{
			G.ccmd_slaver_info[s->slaverIndex].mask = 0;
		}
		L2_task_go(D_task_tcp_wait_modbus_ack);
		
    TTSS_Task_step(D_task_tcp_wait_modbus_ack)
		if(s_nos_tick.t_5ms - s->sendStamp >= 300)
		{
			if(s_uart4_tcp_rec.ok)
			{
				s_uart4_tcp_rec.ok = 0;
				s->pAckPkg = (TS_PH3_ccmodbus*)(s_uart4_tcp_rec.sp);
				L0_uart0_sendArray((U8*)s->pAckPkg,s->pAckPkg->num + 3);
				if(s->pAckPkg->slaver == G.ccmd_slaver_info[s->slaverIndex].slaver)
				{
					s->ackFlag = 1;
					G.tcpLastRecvStamp = s_nos_tick.t_1s;
					if(s->pAckPkg->oper == MODBUS_OPER_WRITE_M)
					{
						U16 reg = (U16)(s->pAckPkg->buf[0]) << 8 | (U16)(s->pAckPkg->buf[1]);
						if(reg == G.ccmd_slaver_info[0].reg)
						{
							G.authed = 1;
						}
						else if(reg == G.md_slaver_info[2].reg)
						{
							G.flowStarted = 1;
						}
					}
				}
			}
			else
			{
				if(++s->retryTimes >= MODBUS_SLAVER_RETRY_MAX_TIME)
				{
					//断开连接
					g_at_send_status.conn_ok = 0;
				}
			}
			if(s->ackFlag || s->retryTimes >= MODBUS_SLAVER_RETRY_MAX_TIME)
			{	
				L2_task_go(D_task_tcp_switch_next_slaver);
			}
			else
			{
				L2_task_go(D_task_tcp_send_modbus_pkg);
			}
		}
		
	TTSS_Task_step(D_task_tcp_switch_next_slaver)
		if(++ s->slaverIndex >= CCMD_SLAVER_INFO_MAX)
		{
			s->slaverIndex = 0;
		}
		L2_task_go(D_task_tcp_constructor_modbus_pkg);
		
	TTSS_Task_end();
}