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NXDN: Add DCR TCH / PICH Lich 0x48 Payload Only; #299

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Misc Tweaks to Payload Format;
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lwvmobile
2025-07-13 10:25:40 -04:00
parent 86b8900b3d
commit ce805a7860
3 changed files with 162 additions and 24 deletions
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6
include/dsd.h
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@@ -1258,13 +1258,15 @@ void nxdn_descramble (uint8_t dibits[], int len);
//nxdn deinterleaving/depuncturing functions
void nxdn_deperm_facch (dsd_opts * opts, dsd_state * state, uint8_t bits[144]);
void nxdn_deperm_sacch (dsd_opts * opts, dsd_state * state, uint8_t bits[60]);
void nxdn_deperm_sacch2(dsd_opts * opts, dsd_state * state, uint8_t bits[60]);
void nxdn_deperm_cac (dsd_opts * opts, dsd_state * state, uint8_t bits[300]);
void nxdn_deperm_facch2_udch (dsd_opts * opts, dsd_state * state, uint8_t bits[348], uint8_t type);
//type-d 'idas' deinterleaving/depuncturing functions
void nxdn_deperm_scch(dsd_opts * opts, dsd_state * state, uint8_t bits[60], uint8_t direction);
void nxdn_deperm_facch3_udch2(dsd_opts * opts, dsd_state * state, uint8_t bits[288], uint8_t type);
//end
//DCR Mode
void nxdn_deperm_sacch2(dsd_opts * opts, dsd_state * state, uint8_t bits[60]);
void nxdn_deperm_pich_tch(dsd_opts * opts, dsd_state * state, uint8_t bits[144]);
//MT and Voice
void nxdn_message_type (dsd_opts * opts, dsd_state * state, uint8_t MessageType);
void nxdn_voice (dsd_opts * opts, dsd_state * state, int voice, uint8_t dbuf[182]);
//Osmocom OP25 12 Rate Trellis Decoder (for NXDN, M17, YSF, etc)