Files
barnum/Refernce Code/RP2040_ETH_CODE/C/RP2040-ETH-Demo/lib/CH9120/CH9120.c

313 lines
9.4 KiB
C

#include "CH9120.h"
UCHAR CH9120_Mode = TCP_CLIENT; //Optional:TCP_SERVER、TCP_CLIENT、UDP_SERVER、UDP_CLIENT
UCHAR CH9120_LOCAL_IP[4] = {192, 168, 1, 200}; // LOCAL IP
UCHAR CH9120_GATEWAY[4] = {192, 168, 1, 1}; // GATEWAY
UCHAR CH9120_SUBNET_MASK[4] = {255, 255, 255, 0}; // SUBNET MASK
UCHAR CH9120_TARGET_IP[4] = {192, 168, 1, 10}; // TARGET_IP
UWORD CH9120_PORT1 = 1000; // LOCAL PORT1
UWORD CH9120_TARGET_PORT = 2000; // TARGET PORT
UDOUBLE CH9120_BAUD_RATE = 115200; // BAUD RATE
UCHAR tx[8] = {0x57, 0xAB};
/******************************************************************************
function: Send four bytes
parameter:
data: parameter
command: command code
Info: Set mode, enable port, clear serial port, switch DHCP, switch port 2
******************************************************************************/
void CH9120_TX_4_bytes(UCHAR data, int command)
{
for (int i = 2; i < 4; i++)
{
if (i == 2)
tx[i] = command;
else
tx[i] = data;
}
DEV_Delay_ms(10);
for (int o = 0; o < 4; o++)
uart_putc(UART_ID1, tx[o]);
DEV_Delay_ms(10);
for (int i = 2; i < 4; i++)
tx[i] = 0;
}
/******************************************************************************
function: Send five bytes
parameter:
data: parameter
command: command code
Info: Set the local port and target port
******************************************************************************/
void CH9120_TX_5_bytes(UWORD data, int command)
{
UCHAR Port[2];
Port[0] = data & 0xff;
Port[1] = data >> 8;
for (int i = 2; i < 5; i++)
{
if (i == 2)
tx[i] = command;
else
tx[i] = Port[i - 3];
}
DEV_Delay_ms(10);
for (int o = 0; o < 5; o++)
uart_putc(UART_ID1, tx[o]);
DEV_Delay_ms(10);
for (int i = 2; i < 5; i++)
tx[i] = 0;
}
/******************************************************************************
function: Send seven bytes
parameter:
data: parameter
command: command code
Info: Set the IP address, subnet mask, gateway,
******************************************************************************/
void CH9120_TX_7_bytes(UCHAR data[], int command)
{
for (int i = 2; i < 7; i++)
{
if (i == 2)
tx[i] = command;
else
tx[i] = data[i - 3];
}
DEV_Delay_ms(10);
for (int o = 0; o < 7; o++)
uart_putc(UART_ID1, tx[o]);
DEV_Delay_ms(10);
for (int i = 2; i < 7; i++)
tx[i] = 0;
}
/******************************************************************************
function: CH9120_TX_BAUD
parameter:
data: parameter
command: command code
Info: Set baud rate
******************************************************************************/
void CH9120_TX_BAUD(UDOUBLE data, int command)
{
UCHAR Port[4];
Port[0] = (data & 0xff);
Port[1] = (data >> 8) & 0xff;
Port[2] = (data >> 16) & 0xff;
Port[3] = data >> 24;
for (int i = 2; i < 7; i++)
{
if (i == 2)
tx[i] = command;
else
tx[i] = Port[i - 3];
}
DEV_Delay_ms(10);
for (int o = 0; o < 7; o++)
uart_putc(UART_ID1, tx[o]);
DEV_Delay_ms(10);
for (int i = 2; i < 7; i++)
tx[i] = 0;
}
/******************************************************************************
function: CH9120_Start
parameter:
Info: Start configuration Parameters
******************************************************************************/
void CH9120_Start()
{
gpio_put(RES_PIN, 1);
gpio_put(CFG_PIN, 0);
DEV_Delay_ms(500);
}
/******************************************************************************
function: CH9120_End
parameter:
Info: Updating configuration Parameters
******************************************************************************/
void CH9120_End()
{
tx[2] = 0x0d;
uart_puts(UART_ID1, tx);
DEV_Delay_ms(200);
tx[2] = 0x0e;
uart_puts(UART_ID1, tx);
DEV_Delay_ms(200);
tx[2] = 0x5e;
uart_puts(UART_ID1, tx);
DEV_Delay_ms(200);
gpio_put(CFG_PIN, 1);
}
/******************************************************************************
Function: CH9120_SetMode
Parameters:
Mode: Mode parameter
Info: Configure communication mode
******************************************************************************/
void CH9120_SetMode(UCHAR Mode)
{
CH9120_TX_4_bytes(Mode, Mode1); //Mode
DEV_Delay_ms(100);
}
/******************************************************************************
Function: CH9120_SetLocalIP
Parameters:
CH9120_LOCAL_IP: Local IP parameter
Info: Configure local IP
******************************************************************************/
void CH9120_SetLocalIP(UCHAR CH9120_LOCAL_IP[])
{
CH9120_TX_7_bytes(CH9120_LOCAL_IP, LOCAL_IP); //LOCALIP
DEV_Delay_ms(100);
}
/******************************************************************************
Function: CH9120_SetSubnetMask
Parameters:
CH9120_SUBNET_MASK: SUBNET MASK parameter
Info: Configure subnet mask
******************************************************************************/
void CH9120_SetSubnetMask(UCHAR CH9120_SUBNET_MASK[])
{
CH9120_TX_7_bytes(CH9120_SUBNET_MASK, SUBNET_MASK); //SUBNET MASK
DEV_Delay_ms(100);
}
/******************************************************************************
Function: CH9120_SetGateway
Parameters:
CH9120_GATEWAY: Gateway parameter
Info: Configure gateway
******************************************************************************/
void CH9120_SetGateway(UCHAR CH9120_GATEWAY[])
{
CH9120_TX_7_bytes(CH9120_GATEWAY, GATEWAY); //GATEWAY
DEV_Delay_ms(100);
}
/******************************************************************************
Function: CH9120_SetTargetIP
Parameters:
CH9120_TARGET_IP: Target IP parameter
Info: Configure target IP
******************************************************************************/
void CH9120_SetTargetIP(UCHAR CH9120_TARGET_IP[])
{
CH9120_TX_7_bytes(CH9120_TARGET_IP, TARGET_IP1); //TARGET IP
DEV_Delay_ms(100);
}
/******************************************************************************
Function: CH9120_SetLocalPort
Parameters:
CH9120_PORT: Local Port parameter
Info: Configure local port number
******************************************************************************/
void CH9120_SetLocalPort(UWORD CH9120_PORT)
{
CH9120_TX_5_bytes(CH9120_PORT, LOCAL_PORT1); //Local port
DEV_Delay_ms(100);
}
/******************************************************************************
Function: CH9120_SetTargetPort
Parameters:
CH9120_TARGET_PORT: Target Port parameter
Info: Configure target port number
******************************************************************************/
void CH9120_SetTargetPort(UWORD CH9120_TARGET_PORT)
{
CH9120_TX_5_bytes(CH9120_TARGET_PORT, TARGET_PORT1); //Target port
DEV_Delay_ms(100);
}
/******************************************************************************
Function: CH9120_SetBaudRate
Parameters:
CH9120_BAUD_RATE: Baud Rate parameter
Info: Configure communication baud rate
******************************************************************************/
void CH9120_SetBaudRate(UDOUBLE CH9120_BAUD_RATE)
{
CH9120_TX_BAUD(CH9120_BAUD_RATE, UART1_BAUD1); //Port 1 baud rate
DEV_Delay_ms(100);
}
/**
* delay x ms
**/
void DEV_Delay_ms(UDOUBLE xms)
{
sleep_ms(xms);
}
void DEV_Delay_us(UDOUBLE xus)
{
sleep_us(xus);
}
/******************************************************************************
function: CH9120_init
parameter:
Info: Initialize CH9120
******************************************************************************/
void CH9120_init(void)
{
stdio_init_all();
uart_init(UART_ID1, Inti_BAUD_RATE);
gpio_set_function(UART_TX_PIN1, GPIO_FUNC_UART);
gpio_set_function(UART_RX_PIN1, GPIO_FUNC_UART);
gpio_init(CFG_PIN);
gpio_init(RES_PIN);
gpio_set_dir(CFG_PIN, GPIO_OUT);
gpio_set_dir(RES_PIN, GPIO_OUT);
CH9120_Start();
CH9120_SetMode(CH9120_Mode); //Mode
CH9120_SetLocalIP(CH9120_LOCAL_IP); //LOCALIP
CH9120_SetSubnetMask(CH9120_SUBNET_MASK); //SUBNET MASK
CH9120_SetGateway(CH9120_GATEWAY); //GATEWAY
CH9120_SetTargetIP(CH9120_TARGET_IP); //TARGET IP
CH9120_SetLocalPort(CH9120_PORT1); //Local port
CH9120_SetTargetPort(CH9120_TARGET_PORT); //Target port
CH9120_SetBaudRate(CH9120_BAUD_RATE); //Port 1 baud rate
CH9120_End();
uart_set_baudrate(UART_ID1, Transport_BAUD_RATE);
while (uart_is_readable(UART_ID1))
{
UBYTE ch1 = uart_getc(UART_ID1);
}
}
/******************************************************************************
function: RX_TX
parameter:
Info: Serial port 1 and serial port 2 receive and dispatch
******************************************************************************/
void RX_TX()
{
while (1)
{
while (uart_is_readable(UART_ID1))
{
UBYTE ch1 = uart_getc(UART_ID1);
if (uart_is_writable(UART_ID1))
{
uart_putc(UART_ID1, ch1);
}
}
}
}