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Add a choice of C4FSK filters.

This commit is contained in:
Jonathan Naylor 2016-07-11 18:02:53 +01:00
parent 57b90920fe
commit 2f648b3f79
3 changed files with 57 additions and 2 deletions
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7
DMRTX.cpp
View File

@ -27,6 +27,7 @@
#define USE8
// #define USE6
// #define USE4
// #define USE2
#if defined(USE8)
// Generated using rcosdesign(0.2, 8, 5, 'sqrt') in MATLAB
@ -45,8 +46,12 @@ const uint16_t DMR_C4FSK_FILTER_LEN = 32U;
static q15_t DMR_C4FSK_FILTER[] = {688, -680, -2158, -3060, -2724, -775, 2684, 7041, 11310, 14425, 15565, 14425,
11310, 7041, 2684, -775, -2724, -3060, -2158, -680, 688, 0};
const uint16_t DMR_C4FSK_FILTER_LEN = 22U;
#elif defined(USE2)
// Generated using rcosdesign(0.2, 2, 5, 'sqrt') in MATLAB
static q15_t DMR_C4FSK_FILTER[] = {-792, 2742, 7192, 11553, 14735, 15900, 14735, 11553, 7192, 2742, -792, 0};
const uint16_t DMR_C4FSK_FILTER_LEN = 12U;
#else
#error "Must define one of USE8, USE6, or USE4."
#error "Must define one of USE8, USE6, USE4, or USE2."
#endif
const q15_t DMR_LEVELA[] = { 640, 640 , 640, 640, 640};

27
IO.cpp
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@ -24,11 +24,36 @@
#include "Globals.h"
#include "IO.h"
// Uncomment one of the following to change the filter
#define USE8
// #define USE6
// #define USE4
// #define USE2
#if defined(USE8)
// Generated using rcosdesign(0.2, 8, 5, 'sqrt') in MATLAB
static q15_t C4FSK_FILTER[] = {401, 104, -340, -731, -847, -553, 112, 909, 1472, 1450, 683, -675, -2144, -3040, -2706, -770, 2667, 6995,
static q15_t C4FSK_FILTER[] = {401, 104, -340, -731, -847, -553, 112, 909, 1472, 1450, 683, -675, -2144, -3040, -2706, -770, 2667, 6995,
11237, 14331, 15464, 14331, 11237, 6995, 2667, -770, -2706, -3040, -2144, -675, 683, 1450, 1472, 909, 112,
-553, -847, -731, -340, 104, 401, 0};
const uint16_t C4FSK_FILTER_LEN = 42U;
#elif defined(USE6)
// Generated using rcosdesign(0.2, 6, 5, 'sqrt') in MATLAB
static q15_t C4FSK_FILTER[] = {-554, 112, 911, 1474, 1452, 684, -676, -2147, -3045, -2710, -772, 2671, 7005,
11253, 14352, 15486, 14352, 11253, 7005, 2671, -772, -2710, -3045, -2147, -676,
684, 1452, 1474, 911, 112, -554, 0};
const uint16_t C4FSK_FILTER_LEN = 32U;
#elif defined(USE4)
// Generated using rcosdesign(0.2, 4, 5, 'sqrt') in MATLAB
static q15_t C4FSK_FILTER[] = {688, -680, -2158, -3060, -2724, -775, 2684, 7041, 11310, 14425, 15565, 14425,
11310, 7041, 2684, -775, -2724, -3060, -2158, -680, 688, 0};
const uint16_t C4FSK_FILTER_LEN = 22U;
#elif defined(USE2)
// Generated using rcosdesign(0.2, 2, 5, 'sqrt') in MATLAB
static q15_t C4FSK_FILTER[] = {-792, 2742, 7192, 11553, 14735, 15900, 14735, 11553, 7192, 2742, -792, 0};
const uint16_t C4FSK_FILTER_LEN = 12U;
#else
#error "Must define one of USE8, USE6, USE4, or USE2."
#endif
// Generated using gaussfir(0.5, 4, 5) in MATLAB
static q15_t GMSK_FILTER[] = {8, 104, 760, 3158, 7421, 9866, 7421, 3158, 760, 104, 8, 0};

25
YSFTX.cpp
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@ -24,11 +24,36 @@
#include "YSFDefines.h"
// Uncomment one of the following to change the filter
#define USE8
// #define USE6
// #define USE4
// #define USE2
#if defined(USE8)
// Generated using rcosdesign(0.2, 8, 5, 'sqrt') in MATLAB
static q15_t YSF_C4FSK_FILTER[] = {401, 104, -340, -731, -847, -553, 112, 909, 1472, 1450, 683, -675, -2144, -3040, -2706, -770, 2667, 6995,
11237, 14331, 15464, 14331, 11237, 6995, 2667, -770, -2706, -3040, -2144, -675, 683, 1450, 1472, 909, 112,
-553, -847, -731, -340, 104, 401, 0};
const uint16_t YSF_C4FSK_FILTER_LEN = 42U;
#elif defined(USE6)
// Generated using rcosdesign(0.2, 6, 5, 'sqrt') in MATLAB
static q15_t YSF_C4FSK_FILTER[] = {-554, 112, 911, 1474, 1452, 684, -676, -2147, -3045, -2710, -772, 2671, 7005,
11253, 14352, 15486, 14352, 11253, 7005, 2671, -772, -2710, -3045, -2147, -676,
684, 1452, 1474, 911, 112, -554, 0};
const uint16_t YSF_C4FSK_FILTER_LEN = 32U;
#elif defined(USE4)
// Generated using rcosdesign(0.2, 4, 5, 'sqrt') in MATLAB
static q15_t YSF_C4FSK_FILTER[] = {688, -680, -2158, -3060, -2724, -775, 2684, 7041, 11310, 14425, 15565, 14425,
11310, 7041, 2684, -775, -2724, -3060, -2158, -680, 688, 0};
const uint16_t YSF_C4FSK_FILTER_LEN = 22U;
#elif defined(USE2)
// Generated using rcosdesign(0.2, 2, 5, 'sqrt') in MATLAB
static q15_t YSF_C4FSK_FILTER[] = {-792, 2742, 7192, 11553, 14735, 15900, 14735, 11553, 7192, 2742, -792, 0};
const uint16_t YSF_C4FSK_FILTER_LEN = 12U;
#else
#error "Must define one of USE8, USE6, USE4, or USE2."
#endif
const q15_t YSF_LEVELA[] = { 809, 809, 809, 809, 809};
const q15_t YSF_LEVELB[] = { 269, 269, 269, 269, 269};