gomaomao/DIY-Multiprotocol-TX-Module
1
0
Fork 0
mirror of https://github.com/pascallanger/DIY-Multiprotocol-TX-Module.git synced 2025-07-01 01:57:52 +00:00
Code Issues Projects Releases Wiki Activity

Scanner in blocking mode for best perf

Browse Source
This commit is contained in:
pascallanger 2019-11-09 12:10:34 +01:00
parent b07b081a15
commit 2686cd0c48
3 changed files with 37 additions and 42 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
Multiprotocol/Multiprotocol.h
View File

@ -19,7 +19,7 @@
#define VERSION_MAJOR 1
#define VERSION_MINOR 3
#define VERSION_REVISION 0
#define VERSION_PATCH_LEVEL 40
#define VERSION_PATCH_LEVEL 41
//******************
// Protocols

73
Multiprotocol/Scanner_cc2500.ino
View File

@ -18,13 +18,11 @@
#include "iface_cc2500.h"
#define SCAN_MAX_RADIOCHANNEL 249 // 2483 MHz
#define SCAN_CHANNEL_LOCK_TIME 210 // with precalibration, channel requires only 90 usec for synthesizer to settle
#define SCAN_CHANNEL_LOCK_TIME 90 // with precalibration, channel requires only 90 usec for synthesizer to settle
#define SCAN_AVERAGE_INTVL 20
#define SCAN_MAX_COUNT 10
#define SCAN_CHANS_PER_PACKET 5
static uint8_t scan_tlm_index;
enum ScanStates {
SCAN_CHANNEL_CHANGE = 0,
SCAN_GET_RSSI = 1,
@ -97,49 +95,46 @@ static int __attribute__((unused)) Scanner_scan_rssi()
uint16_t Scanner_callback()
{
static uint8_t max_count, max_rssi;
uint8_t rssi;
switch (phase)
{
case SCAN_CHANNEL_CHANGE:
if(telemetry_link == 0) {
max_count = 0;
max_rssi = 0;
rf_ch_num++;
if (rf_ch_num >= (SCAN_MAX_RADIOCHANNEL + 1))
rf_ch_num = 0;
if (scan_tlm_index++ == 0)
packet_in[0] = rf_ch_num; // start channel for telemetry packet
Scanner_scan_next();
phase = SCAN_GET_RSSI;
}
return SCAN_CHANNEL_LOCK_TIME;
case SCAN_GET_RSSI:
rssi = Scanner_scan_rssi();
if(rssi >= max_rssi) {
max_rssi = rssi;
packet_in[scan_tlm_index] = rssi;
}
max_count++;
if(max_count > SCAN_MAX_COUNT) {
phase = SCAN_CHANNEL_CHANGE;
if (scan_tlm_index == SCAN_CHANS_PER_PACKET)
{
// send data to TX
telemetry_link = 1;
scan_tlm_index = 0;
}
uint8_t rssi,max_rssi;
//!!!Blocking mode protocol!!!
TX_MAIN_PAUSE_off;
tx_resume();
while(1)
{ //Start
packet_in[0] = rf_ch_num; // start channel for telemetry packet
for(uint8_t i=0;i<SCAN_CHANS_PER_PACKET;i++)
{
Scanner_scan_next(); // set channel
delayMicroseconds(SCAN_CHANNEL_LOCK_TIME); // wait for freq to adjust
max_rssi = 0;
for(uint8_t j=0;j<SCAN_MAX_COUNT;j++)
{
rssi = Scanner_scan_rssi();
if(rssi >= max_rssi) max_rssi = rssi;
delayMicroseconds(SCAN_AVERAGE_INTVL); // wait before next read
}
packet_in[i+1] = max_rssi;
//next channel
rf_ch_num++;
if (rf_ch_num >= (SCAN_MAX_RADIOCHANNEL + 1))
rf_ch_num = 0;
}
telemetry_link = 1;
do
{
if(Update_All())
return 1000; // protocol has changed, give back the control to main
}
while(telemetry_link == 1);
}
return SCAN_AVERAGE_INTVL;
return 0;
}
uint16_t initScanner(void)
{
rf_ch_num = SCAN_MAX_RADIOCHANNEL;
scan_tlm_index = 0;
rf_ch_num = 0;
telemetry_link = 0;
phase = SCAN_CHANNEL_CHANGE;
Scanner_cc2500_init();
CC2500_Strobe(CC2500_SRX);
Scanner_calibrate();

4
Multiprotocol/Telemetry.ino
View File

@ -836,7 +836,7 @@ void TelemetryUpdate()
t -= h ;
if ( t < 32 )
{
//debugln("TEL_BUF_FULL %d",t);
debugln("TEL_BUF_FULL %d",t);
return ;
}
/* else
@ -846,7 +846,7 @@ void TelemetryUpdate()
#endif
#if defined(MULTI_TELEMETRY) || defined(MULTI_STATUS)
uint32_t now = millis();
if (IS_SEND_MULTI_STATUS_on || ((now - lastMulti) > MULTI_TIME))
if ((IS_SEND_MULTI_STATUS_on || ((now - lastMulti) > MULTI_TIME))&& protocol != PROTO_SCANNER)
{
multi_send_status();
SEND_MULTI_STATUS_off;