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modbus_tcp

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Make the tcp_pcb a global static variable
This commit is contained in:
Sander Speetjens
2023-11-28 12:35:17 +01:00
parent 16f356de61
commit a61dcfb5c7
1 changed files with 2 additions and 1 deletions
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3
project/Core/Src/modbus_tcp.c
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@@ -30,6 +30,8 @@
char registers[MAX_REG]; char registers[MAX_REG];
static char* TAG = "Modbus_TCP"; // Tag used in logs static char* TAG = "Modbus_TCP"; // Tag used in logs
static struct tcp_pcb* modbus_pcb;
// Functions // Functions
static err_t modbus_incoming_data(void* arg, struct tcp_pcb* pcb, struct pbuf* p, err_t err); static err_t modbus_incoming_data(void* arg, struct tcp_pcb* pcb, struct pbuf* p, err_t err);
static err_t modbus_accept(void* arg, struct tcp_pcb* pcb, err_t err); static err_t modbus_accept(void* arg, struct tcp_pcb* pcb, err_t err);
@@ -162,7 +164,6 @@ static err_t modbus_accept(void* arg, struct tcp_pcb* pcb, err_t err) {
* @brief Initializes the modbus tcp * @brief Initializes the modbus tcp
*/ */
void modbus_init(void) { void modbus_init(void) {
struct tcp_pcb* modbus_pcb;
LOG_INFO(TAG, "Initializing\n"); LOG_INFO(TAG, "Initializing\n");
modbus_pcb = tcp_new(); // Creating a new tcp pcb modbus_pcb = tcp_new(); // Creating a new tcp pcb
tcp_bind(modbus_pcb, IP_ADDR_ANY, MODBUSPORT); // Bind the modbus_pcb to port 502 tcp_bind(modbus_pcb, IP_ADDR_ANY, MODBUSPORT); // Bind the modbus_pcb to port 502