76 lines
2.4 KiB
C
Executable File
76 lines
2.4 KiB
C
Executable File
#include "evse_state.h"
|
|
#include "freertos/FreeRTOS.h"
|
|
#include "freertos/portmacro.h"
|
|
|
|
static evse_state_t current_state = EVSE_STATE_A;
|
|
static bool is_authorized = false;
|
|
|
|
// Proteção básica para variáveis globais em sistemas concorrentes
|
|
static portMUX_TYPE state_mux = portMUX_INITIALIZER_UNLOCKED;
|
|
|
|
void evse_set_state(evse_state_t state) {
|
|
portENTER_CRITICAL(&state_mux);
|
|
current_state = state;
|
|
portEXIT_CRITICAL(&state_mux);
|
|
}
|
|
|
|
evse_state_t evse_get_state(void) {
|
|
portENTER_CRITICAL(&state_mux);
|
|
evse_state_t s = current_state;
|
|
portEXIT_CRITICAL(&state_mux);
|
|
return s;
|
|
}
|
|
|
|
const char* evse_state_to_str(evse_state_t state) {
|
|
switch (state) {
|
|
case EVSE_STATE_A: return "A - EV Not Connected (12V)";
|
|
case EVSE_STATE_B1: return "B1 - EV Connected (9V, Not Authorized)";
|
|
case EVSE_STATE_B2: return "B2 - EV Connected (9V, Authorized and Ready)";
|
|
case EVSE_STATE_C1: return "C1 - Charging Requested (6V, Relay Off)";
|
|
case EVSE_STATE_C2: return "C2 - Charging Active (6V, Relay On)";
|
|
case EVSE_STATE_D1: return "D1 - Ventilation Required (3V, Relay Off)";
|
|
case EVSE_STATE_D2: return "D2 - Ventilation Active (3V, Relay On)";
|
|
case EVSE_STATE_E: return "E - Error: Control Pilot Shorted to Ground (0V)";
|
|
case EVSE_STATE_F: return "F - Fault: EVSE Unavailable or No Pilot Signal";
|
|
default: return "Unknown State";
|
|
}
|
|
}
|
|
|
|
void evse_state_init(void) {
|
|
portENTER_CRITICAL(&state_mux);
|
|
current_state = EVSE_STATE_A;
|
|
is_authorized = false;
|
|
portEXIT_CRITICAL(&state_mux);
|
|
}
|
|
|
|
void evse_state_tick(void) {
|
|
// Tick do estado (placeholder)
|
|
}
|
|
|
|
bool evse_state_is_charging(evse_state_t state) {
|
|
return state == EVSE_STATE_C1 || state == EVSE_STATE_C2;
|
|
}
|
|
|
|
bool evse_state_is_plugged(evse_state_t state) {
|
|
return state == EVSE_STATE_B1 || state == EVSE_STATE_B2 ||
|
|
state == EVSE_STATE_C1 || state == EVSE_STATE_C2 ||
|
|
state == EVSE_STATE_D1 || state == EVSE_STATE_D2;
|
|
}
|
|
|
|
bool evse_state_is_session(evse_state_t state) {
|
|
return state == EVSE_STATE_B2 || state == EVSE_STATE_C1 || state == EVSE_STATE_C2;
|
|
}
|
|
|
|
void evse_state_set_authorized(bool authorized) {
|
|
portENTER_CRITICAL(&state_mux);
|
|
is_authorized = authorized;
|
|
portEXIT_CRITICAL(&state_mux);
|
|
}
|
|
|
|
bool evse_state_get_authorized(void) {
|
|
portENTER_CRITICAL(&state_mux);
|
|
bool result = is_authorized;
|
|
portEXIT_CRITICAL(&state_mux);
|
|
return result;
|
|
}
|