GEX port to STM32F072. This is currently the main port.
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
gex-f072/GexUnits/dac/_dac_settings.c

132 lines
4.4 KiB

//
// Created by MightyPork on 2018/02/03.
//
#include "platform.h"
#include "unit_base.h"
#define DAC_INTERNAL
#include "_dac_internal.h"
/** Load from a binary buffer stored in Flash */
void UDAC_loadBinary(Unit *unit, PayloadParser *pp)
{
struct priv *priv = unit->data;
uint8_t version = pp_u8(pp);
(void)version;
priv->cfg.ch[0].enable = pp_bool(pp);
priv->cfg.ch[0].buffered = pp_bool(pp);
priv->cfg.ch[0].noise_type = (enum UDAC_Noise) pp_u8(pp);
priv->cfg.ch[0].noise_level = pp_u8(pp);
priv->cfg.ch[1].enable = pp_bool(pp);
priv->cfg.ch[1].buffered = pp_bool(pp);
priv->cfg.ch[1].noise_type = (enum UDAC_Noise) pp_u8(pp);
priv->cfg.ch[1].noise_level = pp_u8(pp);
}
/** Write to a binary buffer for storing in Flash */
void UDAC_writeBinary(Unit *unit, PayloadBuilder *pb)
{
struct priv *priv = unit->data;
pb_u8(pb, 0); // version
pb_bool(pb, priv->cfg.ch[0].enable);
pb_bool(pb, priv->cfg.ch[0].buffered);
pb_u8(pb, priv->cfg.ch[0].noise_type);
pb_u8(pb, priv->cfg.ch[0].noise_level);
pb_bool(pb, priv->cfg.ch[1].enable);
pb_bool(pb, priv->cfg.ch[1].buffered);
pb_u8(pb, priv->cfg.ch[1].noise_type);
pb_u8(pb, priv->cfg.ch[1].noise_level);
}
// ------------------------------------------------------------------------
/** Parse a key-value pair from the INI file */
error_t UDAC_loadIni(Unit *unit, const char *key, const char *value)
{
bool suc = true;
struct priv *priv = unit->data;
// Ch1
if (streq(key, "ch1_enable")) {
priv->cfg.ch[0].enable = cfg_bool_parse(value, &suc);
}
else if (streq(key, "ch1_buff")) {
priv->cfg.ch[0].buffered = cfg_bool_parse(value, &suc);
}
else if (streq(key, "ch1_noise")) {
priv->cfg.ch[0].noise_type =
(enum UDAC_Noise) cfg_enum3_parse(value,
"NONE", NOISE_NONE,
"WHITE", NOISE_WHITE,
"TRIANGLE", NOISE_TRIANGLE, &suc);
}
else if (streq(key, "ch1_noise-level")) {
uint8_t x = cfg_u8_parse(value, &suc);
if (x == 0) x = 1;
if (x > 12) x = 12;
priv->cfg.ch[0].noise_level = (uint8_t) (x - 1);
}
// Ch2
else if (streq(key, "ch2_enable")) {
priv->cfg.ch[1].enable = cfg_bool_parse(value, &suc);
}
else if (streq(key, "ch2_buff")) {
priv->cfg.ch[1].buffered = cfg_bool_parse(value, &suc);
}
else if (streq(key, "ch2_noise")) {
priv->cfg.ch[1].noise_type =
(enum UDAC_Noise) cfg_enum3_parse(value,
"NONE", NOISE_NONE,
"WHITE", NOISE_WHITE,
"TRIANGLE", NOISE_TRIANGLE, &suc);
}
else if (streq(key, "ch2_noise-level")) {
uint8_t x = cfg_u8_parse(value, &suc);
if (x == 0) x = 1;
if (x > 12) x = 12;
priv->cfg.ch[1].noise_level = (uint8_t) (x - 1);
}
// end
else {
return E_BAD_KEY;
}
if (!suc) return E_BAD_VALUE;
return E_SUCCESS;
}
/** Generate INI file section for the unit */
void UDAC_writeIni(Unit *unit, IniWriter *iw)
{
struct priv *priv = unit->data;
iw_comment(iw, "Enabled channels (1:A4, 2:A5)");
iw_entry_s(iw, "ch1_enable", str_yn(priv->cfg.ch[0].enable));
iw_entry_s(iw, "ch2_enable", str_yn(priv->cfg.ch[1].enable));
iw_comment(iw, "Enable output buffer");
iw_entry_s(iw, "ch1_buff", str_yn(priv->cfg.ch[0].buffered));
iw_entry_s(iw, "ch2_buff", str_yn(priv->cfg.ch[1].buffered));
iw_comment(iw, "Superimposed noise type (NONE,WHITE,TRIANGLE) and nbr. of bits (1-12)");
iw_entry_s(iw, "ch1_noise", cfg_enum3_encode(priv->cfg.ch[0].noise_type,
NOISE_NONE, "NONE",
NOISE_WHITE, "WHITE",
NOISE_TRIANGLE, "TRIANGLE"));
iw_entry_d(iw, "ch1_noise-level", priv->cfg.ch[0].noise_level + 1);
iw_entry_s(iw, "ch2_noise", cfg_enum3_encode(priv->cfg.ch[1].noise_type,
NOISE_NONE, "NONE",
NOISE_WHITE, "WHITE",
NOISE_TRIANGLE, "TRIANGLE"));
iw_entry_d(iw, "ch2_noise-level", priv->cfg.ch[1].noise_level + 1);
}