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modbus_tcp

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remove redundant pc variable
This commit is contained in:
Sander Speetjens
2023-11-28 12:40:44 +01:00
parent a61dcfb5c7
commit 33e7d6f4eb
1 changed files with 3 additions and 4 deletions
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7
project/Core/Src/modbus_tcp.c
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@@ -43,7 +43,6 @@ static err_t modbus_accept(void* arg, struct tcp_pcb* pcb, err_t err);
*/
static err_t modbus_incoming_data(void* arg, struct tcp_pcb* pcb, struct pbuf* p, err_t err) {
uint8_t counter;
char* pc;
char text[TEXT_LENGTH];
uint8_t background_red = 0;
uint8_t background_green = 0;
@@ -62,10 +61,10 @@ static err_t modbus_incoming_data(void* arg, struct tcp_pcb* pcb, struct pbuf* p
LOG_INFO(TAG, "data not null\n");
// Process the modbus data
tcp_recved(pcb, p->tot_len);
pc = (char*)p->payload;
for (uint16_t i = 0; i < p->tot_len && i < MAX_REG; i++) { // Putting the buffer in the register array
registers[i] = pc[i]; // Getting the error "void value not ignored as it ought to be" on this line
// Putting the buffer in the register array
for (uint16_t i = 0; i < p->tot_len && i < MAX_REG; i++) {
registers[i] = ((uint*)p->payload)[i];
}
if (registers[MODBUS_MODE] == MULTIPLE_REG) { // Check if it's a Modbus Write Multiple Registers request (0x10)