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sara_u2.c
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sara_u2.c
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#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include <string.h>
#include "sara_u2.h"
#include "board_define.h"
#include <ti/sysbios/BIOS.h>
#include <ti/sysbios/knl/Task.h>
#include <ti/sysbios/knl/Clock.h>
#include <ti/drivers/UART.h>
#include <ti/drivers/PIN.h>
#include <ti/devices/cc13x2_cc26x2/driverlib/ioc.h>
#define SARA_UART_WRITE_READ_DATA_SIZE 256
static volatile uint8_t sara_ack = 0x00;
static volatile sara_state_t sara_evt_state = SARA_NONE_EVT;
static volatile uint8_t sara_signal_qual = 0x00;
static volatile uint8_t sara_signal_power = 0x00;
static volatile uint8_t sara_gatt_state = 0x00;
static volatile uint8_t sara_pdp_state = 0x00;
static volatile uint8_t sara_tcp_socket_number = 0x00;
static volatile uint8_t sara_tcp_server_ip_address_size = 0;
static uint8_t sara_tcp_server_ip_address[20] = { 0x00 };
static uint8_t sara_tcp_read_socket_number = 0;
static uint16_t sara_tcp_read_socket_data_size = 0;
static volatile uint8_t sara_sim_number_size = 0;
static char sara_sim_serial_number[32] = { 0x00 };
static char sara_write_command[128] = { 0x00 };
static uint16_t sara_write_command_size = 0;
static volatile uint8_t sara_tcp_read_data_step = 0x00;
static uint8_t sara_tcp_read_data[255] = { 0x00 };
static volatile uint8_t sara_tcp_read_data_size = 0;
static uint16_t data_array_index = 0;
static uint8_t data_array[SARA_UART_WRITE_READ_DATA_SIZE] = { 0x00 };
static sara_u2_data_t sara_data;
static sara_u2_callback sara_callback;
static UART_Handle uart;
static PIN_Handle pinHandle;
void set_sara_u2_gpio_instance(PIN_Handle pinHandleInstance)
{
pinHandle = pinHandleInstance;
PIN_setOutputValue(pinHandle, GPIO_CELLUAR_EN, 0);
PIN_setOutputValue(pinHandle, GPIO_CELLUAR_PWR, 0);
}
void set_sara_u2_uart_instance(UART_Handle uartInstance)
{
uart = uartInstance;
}
static void wait_us(uint32_t wait)
{
Task_sleep(wait / Clock_tickPeriod);
}
static void wait_100_ms()
{
Task_sleep(100 * 1000 / Clock_tickPeriod);
}
static void wait_100_ms_timer(uint32_t wait)
{
for (uint32_t i = 0; i < wait; i++)
{
wait_100_ms();
}
}
static uint8_t sara_data_write(uint8_t *data, uint16_t size, uint16_t wait)
{
sara_ack = 0x00;
data_array_index = 0;
memset(data_array, 0x00, sizeof(data_array));
UART_write(uart, data, size);
UART_write(uart, "\r\n", 2);
for (uint16_t i = 0; i < wait; i++)
{
if (sara_ack)
{
return 0x01;
}
wait_100_ms();
}
return 0x00;
}
static uint8_t sara_tcp_buffer_write(uint8_t *data, uint16_t size,
uint16_t wait)
{
sara_ack = 0x00;
data_array_index = 0;
memset(data_array, 0x00, sizeof(data_array));
UART_write(uart, data, size);
for (uint16_t i = 0; i < wait; i++)
{
if (sara_ack)
{
return 0x01;
}
wait_100_ms();
}
return 0x00;
}
void set_sara_callback(sara_u2_callback callback)
{
sara_callback = callback;
}
uint8_t set_sara_power_on(uint8_t retry, uint16_t wait)
{
PIN_setOutputValue(pinHandle, GPIO_CELLUAR_EN, 1);
wait_100_ms_timer(60);
PIN_setOutputValue(pinHandle, GPIO_CELLUAR_PWR, 1);
wait_us(65);
PIN_setOutputValue(pinHandle, GPIO_CELLUAR_PWR, 0);
wait_100_ms_timer(30);
for (uint8_t i = 0; i < retry; i++)
{
sara_evt_state = SARA_ECHO_TEST;
if (sara_data_write((uint8_t*) SARA_AT_ECHO, strlen(SARA_AT_ECHO),
wait))
{
if (sara_evt_state == SARA_OK)
{
return 0x01;
}
}
wait_100_ms_timer(10);
}
return 0x00;
}
void set_sara_power_off(uint8_t retry, uint16_t wait)
{
for (uint8_t i = 0; i < retry; i++)
{
sara_evt_state = SARA_POWER_OFF;
if (sara_data_write((uint8_t*) SARA_AT_POWER_OFF,
strlen(SARA_AT_POWER_OFF), wait))
{
if (sara_evt_state == SARA_OK)
{
break;
}
}
wait_100_ms_timer(10);
}
PIN_setOutputValue(pinHandle, GPIO_CELLUAR_EN, 0);
}
uint8_t set_sara_echo_off(uint16_t wait)
{
sara_evt_state = SARA_ECHO_OFF;
if (sara_data_write((uint8_t*) SARA_AT_ECHO_OFF, strlen(SARA_AT_ECHO_OFF),
wait))
{
if (sara_evt_state == SARA_OK)
{
return 0x01;
}
}
return 0x00;
}
uint8_t set_sara_power_save_mode_off(uint16_t wait)
{
sara_evt_state = SARA_SET_POWER_SAVE_MODE;
if (sara_data_write((uint8_t*) SARA_AT_POWER_SAVE_MODE_OFF,
strlen(SARA_AT_POWER_SAVE_MODE_OFF), wait))
{
if (sara_evt_state == SARA_OK)
{
return 0x01;
}
}
return 0x00;
}
uint8_t set_sara_gpio_1(uint16_t wait)
{
sara_evt_state = SARA_GPIO_1_SETUP;
if (sara_data_write((uint8_t*) SARA_AT_GPIO_1_NETWORK_STATE,
strlen(SARA_AT_GPIO_1_NETWORK_STATE), wait))
{
if (sara_evt_state == SARA_OK)
{
return 0x01;
}
}
return 0x00;
}
uint8_t get_sara_sim_id(uint16_t wait)
{
sara_evt_state = SARA_READ_SIM_ID;
if (sara_data_write((uint8_t*) SARA_AT_CHECK_SIM_ID,
strlen(SARA_AT_CHECK_SIM_ID), wait))
{
if (sara_evt_state == SARA_OK)
{
sara_data.sara_sim_number_size = sara_sim_number_size;
memcpy(sara_data.sara_sim_serial_number, sara_sim_serial_number,
sara_sim_number_size);
sara_callback(sara_data);
return 0x01;
}
}
return 0x00;
}
uint8_t get_sara_csq_network_state(uint16_t retry, uint16_t wait)
{
for (uint16_t i = 0; i < retry; i++)
{
sara_evt_state = SARA_CSQ_READ;
if (sara_data_write((uint8_t*) SARA_AT_NET_SIG_QUAL,
strlen(SARA_AT_NET_SIG_QUAL), wait))
{
if (sara_evt_state == SARA_OK)
{
sara_data.sara_signal_power = sara_signal_power;
sara_data.sara_signal_qual = sara_signal_qual;
sara_callback(sara_data);
if (sara_signal_qual != 99)
{
return 0x01;
}
}
}
wait_100_ms_timer(10);
}
return 0x00;
}
uint8_t get_sara_gatt_state(uint16_t retry, uint16_t wait)
{
for (uint16_t i = 0; i < retry; i++)
{
sara_evt_state = SARA_GATT_READ;
if (sara_data_write((uint8_t*) SARA_AT_NET_CHECK_GATT,
strlen(SARA_AT_NET_CHECK_GATT), wait))
{
if (sara_evt_state == SARA_OK)
{
sara_data.sara_gatt_state = sara_gatt_state;
sara_callback(sara_data);
if (sara_gatt_state != 0x00)
{
return 0x01;
}
}
}
wait_100_ms_timer(10);
}
return 0x00;
}
uint8_t get_sara_pdp_state(uint16_t retry, uint16_t wait)
{
for (uint16_t i = 0; i < retry; i++)
{
sara_evt_state = SARA_PDP_READ;
if (sara_data_write((uint8_t*) SARA_AT_NET_CHECK_GPRS,
strlen(SARA_AT_NET_CHECK_GPRS), wait))
{
if (sara_evt_state == SARA_OK)
{
sara_data.sara_pdp_state = sara_pdp_state;
sara_callback(sara_data);
return 0x01;
}
}
wait_100_ms_timer(10);
}
return 0x00;
}
uint8_t set_sara_gprs_state(uint16_t wait)
{
if (sara_pdp_state == 0x00)
{
sara_evt_state = SARA_PDP_CONNECT;
if (sara_data_write((uint8_t*) SARA_AT_NET_ACT_GPRS,
strlen(SARA_AT_NET_ACT_GPRS), wait))
{
if (sara_evt_state != SARA_OK)
{
return 0x00;
}
}
}
return 0x01;
}
uint8_t set_sara_socket_close(uint16_t wait)
{
sara_write_command_size = 0;
memset(sara_write_command, 0x00, sizeof(sara_write_command));
sara_write_command_size = sprintf(sara_write_command, "AT+USOCL=%d",
sara_tcp_socket_number);
sara_evt_state = SARA_SOCKET_CLOSE;
if (sara_data_write((uint8_t*) sara_write_command, sara_write_command_size,
wait))
{
if (sara_evt_state == SARA_OK)
{
return 0x01;
}
}
return 0x00;
}
uint8_t set_sara_socket_create(uint16_t wait)
{
sara_evt_state = SARA_SOCKET_CREATE;
if (sara_data_write((uint8_t*) SARA_AT_SOCKET_CMD_CREATE,
strlen(SARA_AT_SOCKET_CMD_CREATE), wait))
{
if (sara_evt_state == SARA_OK)
{
sara_data.sara_tcp_socket_number = sara_tcp_socket_number;
sara_callback(sara_data);
return 0x01;
}
}
return 0x00;
}
uint8_t set_sara_socket_connect(char *ip, uint16_t port, uint16_t wait)
{
sara_write_command_size = 0;
memset(sara_write_command, 0x00, sizeof(sara_write_command));
sara_write_command_size = sprintf(sara_write_command,
"AT+USOCO=%d,\"%s\",%d",
sara_tcp_socket_number, ip, port);
sara_evt_state = SARA_SOCKET_CONNECT;
if (sara_data_write((uint8_t*) sara_write_command, sara_write_command_size,
wait))
{
if (sara_evt_state == SARA_OK)
{
return 0x01;
}
}
return 0x00;
}
uint8_t set_sara_socket_write_data_size(uint16_t sara_tcp_data_size,
uint16_t wait)
{
sara_write_command_size = 0;
memset(sara_write_command, 0x00, sizeof(sara_write_command));
sara_write_command_size = sprintf(sara_write_command, "AT+USOWR=%d,%d",
sara_tcp_socket_number,
sara_tcp_data_size);
sara_evt_state = SARA_TCP_WRITE_REQUEST;
if (sara_data_write((uint8_t*) sara_write_command, sara_write_command_size,
wait))
{
if (sara_evt_state == SARA_OK)
{
wait_100_ms();
return 0x01;
}
}
return 0x00;
}
uint8_t set_sara_socket_write_data(uint8_t *sara_tcp_data,
uint16_t sara_tcp_data_size, uint16_t wait)
{
sara_write_command_size = 0;
memset(sara_write_command, 0x00, sizeof(sara_write_command));
memcpy(sara_write_command, sara_tcp_data, sara_tcp_data_size);
sara_write_command_size = sara_tcp_data_size;
sara_evt_state = SARA_TCP_WRITE_DATA;
if (sara_tcp_buffer_write((uint8_t*) sara_write_command,
sara_write_command_size, wait))
{
if (sara_evt_state != SARA_OK)
{
return 0x00;
}
}
return 0x01;
}
uint8_t get_sara_socket_wait_receive_data(uint16_t wait)
{
sara_evt_state = SARA_TCP_READ_WAIT;
data_array_index = 0;
memset(data_array, 0x00, sizeof(data_array));
for (uint16_t i = 0; i < wait; i++)
{
if (sara_evt_state == SARA_OK)
{
return 0x01;
}
else if (sara_evt_state == SARA_ERROR)
{
return 0x00;
}
wait_100_ms();
}
return 0x00;
}
uint8_t get_sara_socket_receive_data(uint16_t wait)
{
sara_evt_state = SARA_TCP_READ_DATA;
sara_tcp_read_data_step = 0x00;
sara_tcp_read_data_size = 0;
memset(sara_tcp_read_data, 0x00, sizeof(sara_tcp_read_data));
sara_write_command_size = 0;
memset(sara_write_command, 0x00, sizeof(sara_write_command));
sara_write_command_size = sprintf(sara_write_command, "AT+USORD=%d,%d",
sara_tcp_read_socket_number,
sara_tcp_read_socket_data_size);
if (sara_data_write((uint8_t*) sara_write_command, sara_write_command_size,
wait))
{
if (sara_evt_state == SARA_OK)
{
return 0x01;
}
}
return 0x00;
}
uint8_t sara_u2_init_config_setup(void)
{
if (!set_sara_echo_off(10))
{
return 0x00;
}
if (!get_sara_sim_id(10))
{
return 0x00;
}
return 0x01;
}
uint8_t sara_u2_init_network_setup(void)
{
if (!get_sara_csq_network_state(1000, 10))
{
return 0x00;
}
if (!get_sara_gatt_state(1000, 10))
{
return 0x00;
}
if (!get_sara_pdp_state(1000, 10))
{
return 0x00;
}
if (!set_sara_gprs_state(1000))
{
return 0x00;
}
return 0x01;
}
uint8_t sara_u2_tcp_data_upload(uint8_t *buffer, uint16_t size)
{
if (!set_sara_socket_create(100))
{
return 0x00;
}
if (!set_sara_socket_connect("121.130.26.214", 8888, 100))
{
return 0x00;
}
if (!set_sara_socket_write_data_size(size, 10))
{
return 0x00;
}
if (!set_sara_socket_write_data(buffer, size, 100))
{
return 0x00;
}
if (!get_sara_socket_wait_receive_data(100))
{
return 0x00;
}
if (!get_sara_socket_receive_data(50))
{
return 0x00;
}
return 0x01;
}
uint16_t get_sarau2_socket_recevice_buffer_datat(uint8_t *buffer)
{
memcpy(buffer, sara_tcp_read_data, sara_tcp_read_socket_data_size);
return sara_tcp_read_socket_data_size;
}
void sara_u2_uart_input(uint8_t data)
{
data_array[data_array_index++] = data;
if (sara_evt_state == SARA_TCP_WRITE_REQUEST)
{
if (data_array[data_array_index - 1] == '@')
{
sara_ack = 0x01;
sara_evt_state = SARA_OK;
}
data_array_index = 0;
}
else if (sara_evt_state == SARA_TCP_READ_DATA)
{
if (sara_tcp_read_data_step == 0x00)
{
if (data_array[data_array_index - 1] == '+')
{
sara_tcp_read_data_step = 0x01;
}
else
{
sara_tcp_read_data_step = 0x00;
}
data_array_index = 0;
}
else if (sara_tcp_read_data_step == 0x01)
{
if (data_array[data_array_index - 1] == 'U')
{
sara_tcp_read_data_step = 0x02;
}
else
{
sara_tcp_read_data_step = 0x00;
}
data_array_index = 0;
}
else if (sara_tcp_read_data_step == 0x02)
{
if (data_array[data_array_index - 1] == 'S')
{
sara_tcp_read_data_step = 0x03;
}
else
{
sara_tcp_read_data_step = 0x00;
}
data_array_index = 0;
}
else if (sara_tcp_read_data_step == 0x03)
{
if (data_array[data_array_index - 1] == 'O')
{
sara_tcp_read_data_step = 0x04;
}
else
{
sara_tcp_read_data_step = 0x00;
}
data_array_index = 0;
}
else if (sara_tcp_read_data_step == 0x04)
{
if (data_array[data_array_index - 1] == 'R')
{
sara_tcp_read_data_step = 0x05;
}
else
{
sara_tcp_read_data_step = 0x00;
}
data_array_index = 0;
}
else if (sara_tcp_read_data_step == 0x05)
{
if (data_array[data_array_index - 1] == 'D')
{
sara_tcp_read_data_step = 0x06;
}
else
{
sara_tcp_read_data_step = 0x00;
}
data_array_index = 0;
}
else if (sara_tcp_read_data_step == 0x06)
{
if (data_array[data_array_index - 1] == ':')
{
sara_tcp_read_data_step = 0x07;
}
else
{
sara_tcp_read_data_step = 0x00;
}
data_array_index = 0;
}
else if (sara_tcp_read_data_step == 0x07)
{
if (data_array[data_array_index - 1] == '\"')
{
sara_tcp_read_data_step = 0x08;
}
data_array_index = 0;
}
else if (sara_tcp_read_data_step == 0x08)
{
if (sara_tcp_read_data_size >= sara_tcp_read_socket_data_size)
{
sara_tcp_read_data_step = 0x09;
}
else
{
sara_tcp_read_data[sara_tcp_read_data_size++] =
data_array[data_array_index - 1];
}
data_array_index = 0;
}
else if (sara_tcp_read_data_step == 0x09)
{
if ((data_array[data_array_index - 1] == '\n')
&& (data_array[data_array_index - 2] == '\r'))
{
if (strncmp("OK", (char*) data_array, 2) == 0)
{
sara_ack = 0x01;
sara_evt_state = SARA_OK;
}
data_array_index = 0;
}
}
}
else
{
if ((data_array[data_array_index - 1] == '\n')
&& (data_array[data_array_index - 2] == '\r'))
{
if (sara_evt_state == SARA_ECHO_TEST)
{