diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/cw-example/cw.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/src/cw-example/cw.c b/src/cw-example/cw.c index 1e42469..a54a3ea 100644 --- a/src/cw-example/cw.c +++ b/src/cw-example/cw.c @@ -237,6 +237,7 @@ static void cw_task(void *pvParameters) struct cw_out_message_s cw_fill_msg_current; float nco_phase = 0.0f; + float ampl = 0.0f; int buf_pos = 0; @@ -251,8 +252,6 @@ static void cw_task(void *pvParameters) const float omega = 2.0f * FLOAT_PI * cw_fill_msg_current.freq / (float)cw_samplerate; - float ampl = 0.0f; - for (int i = 0; i < cw_fill_msg_current.on_buffer_end; i++) { for (int t = 0; t < samples_per_dit; t++) { int16_t s = 0; @@ -260,10 +259,10 @@ static void cw_task(void *pvParameters) // Remove clicks from CW if (cw_fill_msg_current.on_buffer[i]) { const float remaining = 32768.0f - ampl; - ampl += remaining / 16.0f; + ampl += remaining / 64.0f; } else { - ampl *= 0.8f; + ampl -= ampl / 64.0f; } nco_phase += omega; |