mhu/reflow-oven-control-sw
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Add settings load function for PID parameters

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This commit is contained in:
Mario Hüttel
2020-11-08 21:35:41 +01:00
parent 2e640fa7fa
commit f2405e23b4
6 changed files with 94 additions and 5 deletions
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11
stm-firmware/config-parser/config-parser.c
View File

@@ -96,7 +96,7 @@ exit:
return 0;
}
enum config_parser_ret config_parser_get_line(config_parser_handle_t handle, struct config_parser_entry *entry)
enum config_parser_ret config_parser_get_line(config_parser_handle_t handle, struct config_parser_entry *entry, bool force_float)
{
struct config_parser *p;
config_parser_check_handle(handle);
@@ -142,6 +142,15 @@ enum config_parser_ret config_parser_get_line(config_parser_handle_t handle, str
token = strtok(NULL, token_delim);
}
if (force_float) {
if (entry->type == CONFIG_PARSER_TYPE_INT)
entry->value.float_val = (float)entry->value.int_val;
if (entry->type == CONFIG_PARSER_TYPE_UINT)
entry->value.float_val = (float)entry->value.uint_val;
entry->type = CONFIG_PARSER_TYPE_FLOAT;
}
return CONFIG_PARSER_OK;
}

2
stm-firmware/config-parser/include/config-parser/config-parser.h
View File

@@ -82,7 +82,7 @@ config_parser_handle_t config_parser_open_file(struct config_parser *config_pars
* have to be copied
* @return Config parser error
*/
enum config_parser_ret config_parser_get_line(config_parser_handle_t handle, struct config_parser_entry *entry);
enum config_parser_ret config_parser_get_line(config_parser_handle_t handle, struct config_parser_entry *entry, bool force_float);
enum config_parser_ret config_parser_reset_to_start(config_parser_handle_t handle);

5
stm-firmware/include/reflow-controller/settings/settings-sd-card.h
View File

@@ -22,8 +22,7 @@
#define __SETTINGS_SETTINGS_SD_CARD_H__
#include <stdbool.h>
#define CALIBRATION_FILE_NAME "settings.ini"
#include <reflow-controller/settings/settings.h>
int sd_card_settings_save_calibration(float sens_deviation, float offset, bool active);
@@ -35,4 +34,6 @@ int sd_card_settings_save_calibration(float sens_deviation, float offset, bool a
*/
int sd_card_settings_try_load_calibration(float *sens_deviation, float *offset);
enum settings_load_result sd_card_settings_load_pid_oven_parameters(struct oven_pid_settings *settings);
#endif /* __SETTINGS_SETTINGS_SD_CARD_H__ */

19
stm-firmware/include/reflow-controller/settings/settings.h
View File

@@ -24,6 +24,23 @@
#include <stdbool.h>
struct oven_pid_settings {
float kd;
float kp;
float ki;
float t_sample;
float max_integral;
};
enum settings_load_result {
SETT_LOAD_SUCCESS = 0,
SETT_LOAD_FILE_NOT_FOUND,
SETT_LOAD_ERR,
SETT_LOAD_DISK_ERR
};
#define SETTINGS_PID_PARAMETER_FILE "pid.conf"
/**
* @brief Save the calibration
* @param sens_deviation
@@ -34,4 +51,6 @@ int settings_save_calibration(float sens_deviation, float offset, bool active);
int settings_load_calibration(float *sens_dev, float *offset);
enum settings_load_result settings_load_pid_oven_parameters(struct oven_pid_settings *settings);
#endif /* __SETTINGS_SETTINGS_H__ */

57
stm-firmware/settings/settings-sd-card.c
View File

@@ -138,7 +138,7 @@ int sd_card_settings_try_load_calibration(float *sens_deviation, float *offset)
p = config_parser_open_file(&parser, false, path, workbuff, sizeof(workbuff));
status = 0;
do {
res = config_parser_get_line(p, &entry);
res = config_parser_get_line(p, &entry, true);
if (res == CONFIG_PARSER_OK) {
if (!strcmp(entry.name, "offset") && entry.type == CONFIG_PARSER_TYPE_FLOAT) {
offset_loaded = true;
@@ -161,3 +161,58 @@ int sd_card_settings_try_load_calibration(float *sens_deviation, float *offset)
return status;
}
enum settings_load_result sd_card_settings_load_pid_oven_parameters(struct oven_pid_settings *settings)
{
enum settings_load_result ret = SETT_LOAD_ERR;
const char * const file_name = SETTINGS_PID_PARAMETER_FILE;
struct config_parser parser;
config_parser_handle_t p;
enum config_parser_ret parse_result;
struct config_parser_entry entry;
bool kp_loaded = false, kd_loaded = false, ki_loaded = false, int_max_loaded = false, t_sample = false;
if (!settings) {
ret = SETT_LOAD_ERR;
goto exit;
}
workbuff[0] = 0;
p = config_parser_open_file(&parser, false, file_name, workbuff, sizeof(workbuff));
if (!p)
goto exit;
do {
parse_result = config_parser_get_line(p, &entry, true);
if (parse_result == CONFIG_PARSER_OK) {
if (!strcmp(entry.name, "kp")) {
kp_loaded = true;
settings->kp = entry.value.float_val;
} else if (!strcmp(entry.name, "kd")) {
kd_loaded = true;
settings->kd = entry.value.float_val;
} else if (!strcmp(entry.name, "ki")) {
ki_loaded = true;
settings->ki = entry.value.float_val;
} else if (!strcmp(entry.name, "max_int")) {
int_max_loaded = true;
settings->max_integral = entry.value.float_val;
} else if (!strcmp(entry.name, "sample_period")) {
t_sample = true;
settings->t_sample = entry.value.float_val / 1000.0f;
}
}
} while (parse_result != CONFIG_PARSER_END_REACHED &&
parse_result != CONFIG_PARSER_GENERIC_ERR &&
parse_result != CONFIG_PARSER_IOERR &&
parse_result != CONFIG_PARSER_PARAM_ERR);
if (kp_loaded && kd_loaded && ki_loaded && t_sample && int_max_loaded)
ret = SETT_LOAD_SUCCESS;
config_parser_close_file(p);
exit:
return ret;
}

5
stm-firmware/settings/settings.c
View File

@@ -31,3 +31,8 @@ int settings_load_calibration(float *sens_dev, float *offset)
{
return sd_card_settings_try_load_calibration(sens_dev, offset);
}
enum settings_load_result settings_load_pid_oven_parameters(struct oven_pid_settings *settings)
{
return sd_card_settings_load_pid_oven_parameters(settings);
}