gomaomao/DIY-Multiprotocol-TX-Module
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Scanner in blocking mode for best perf

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pascallanger 2019-11-09 12:10:34 +01:00
parent b07b081a15
commit 2686cd0c48
3 changed files with 37 additions and 42 deletions
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2
Multiprotocol/Multiprotocol.h
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@ -19,7 +19,7 @@
#define VERSION_MAJOR 1 #define VERSION_MAJOR 1
#define VERSION_MINOR 3 #define VERSION_MINOR 3
#define VERSION_REVISION 0 #define VERSION_REVISION 0
#define VERSION_PATCH_LEVEL 40 #define VERSION_PATCH_LEVEL 41
//****************** //******************
// Protocols // Protocols

73
Multiprotocol/Scanner_cc2500.ino
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@ -18,13 +18,11 @@
#include "iface_cc2500.h" #include "iface_cc2500.h"
#define SCAN_MAX_RADIOCHANNEL 249 // 2483 MHz #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_AVERAGE_INTVL 20
#define SCAN_MAX_COUNT 10 #define SCAN_MAX_COUNT 10
#define SCAN_CHANS_PER_PACKET 5 #define SCAN_CHANS_PER_PACKET 5
static uint8_t scan_tlm_index;
enum ScanStates { enum ScanStates {
SCAN_CHANNEL_CHANGE = 0, SCAN_CHANNEL_CHANGE = 0,
SCAN_GET_RSSI = 1, SCAN_GET_RSSI = 1,
@ -97,49 +95,46 @@ static int __attribute__((unused)) Scanner_scan_rssi()
uint16_t Scanner_callback() uint16_t Scanner_callback()
{ {
static uint8_t max_count, max_rssi; uint8_t rssi,max_rssi;
uint8_t rssi;
switch (phase) //!!!Blocking mode protocol!!!
{ TX_MAIN_PAUSE_off;
case SCAN_CHANNEL_CHANGE: tx_resume();
if(telemetry_link == 0) { while(1)
max_count = 0; { //Start
max_rssi = 0; packet_in[0] = rf_ch_num; // start channel for telemetry packet
rf_ch_num++; for(uint8_t i=0;i<SCAN_CHANS_PER_PACKET;i++)
if (rf_ch_num >= (SCAN_MAX_RADIOCHANNEL + 1)) {
rf_ch_num = 0; Scanner_scan_next(); // set channel
if (scan_tlm_index++ == 0) delayMicroseconds(SCAN_CHANNEL_LOCK_TIME); // wait for freq to adjust
packet_in[0] = rf_ch_num; // start channel for telemetry packet max_rssi = 0;
Scanner_scan_next(); for(uint8_t j=0;j<SCAN_MAX_COUNT;j++)
phase = SCAN_GET_RSSI; {
} rssi = Scanner_scan_rssi();
return SCAN_CHANNEL_LOCK_TIME; if(rssi >= max_rssi) max_rssi = rssi;
case SCAN_GET_RSSI: delayMicroseconds(SCAN_AVERAGE_INTVL); // wait before next read
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;
}
} }
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) uint16_t initScanner(void)
{ {
rf_ch_num = SCAN_MAX_RADIOCHANNEL; rf_ch_num = 0;
scan_tlm_index = 0;
telemetry_link = 0; telemetry_link = 0;
phase = SCAN_CHANNEL_CHANGE;
Scanner_cc2500_init(); Scanner_cc2500_init();
CC2500_Strobe(CC2500_SRX); CC2500_Strobe(CC2500_SRX);
Scanner_calibrate(); Scanner_calibrate();

4
Multiprotocol/Telemetry.ino
View File

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