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