SX1276 Tx Continuous Wave Demo Application
SX1276 Tx Continuous Wave Demo Application
This application is used for test purposes by outputting a continuous wave, at maximum power, at a given frequency.
main.cpp@2:c6e6da9fc5e1, 2014-09-04 (annotated)
- Committer:
- GregCr
- Date:
- Thu Sep 04 14:35:45 2014 +0000
- Revision:
- 2:c6e6da9fc5e1
- Parent:
- 1:edbca7c3fbad
- Child:
- 3:6a01985db60b
V1
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
GregCr | 0:d5e61ad8edd9 | 1 | /* |
GregCr | 0:d5e61ad8edd9 | 2 | / _____) _ | | |
GregCr | 0:d5e61ad8edd9 | 3 | ( (____ _____ ____ _| |_ _____ ____| |__ |
GregCr | 0:d5e61ad8edd9 | 4 | \____ \| ___ | (_ _) ___ |/ ___) _ \ |
GregCr | 0:d5e61ad8edd9 | 5 | _____) ) ____| | | || |_| ____( (___| | | | |
GregCr | 0:d5e61ad8edd9 | 6 | (______/|_____)_|_|_| \__)_____)\____)_| |_| |
GregCr | 0:d5e61ad8edd9 | 7 | ( C )2014 Semtech |
GregCr | 0:d5e61ad8edd9 | 8 | |
GregCr | 0:d5e61ad8edd9 | 9 | Description: Tx Continuous Wave implementation |
GregCr | 0:d5e61ad8edd9 | 10 | |
GregCr | 0:d5e61ad8edd9 | 11 | License: Revised BSD License, see LICENSE.TXT file include in the project |
GregCr | 0:d5e61ad8edd9 | 12 | |
GregCr | 0:d5e61ad8edd9 | 13 | Maintainers: Miguel Luis, Gregory Cristian and Nicolas Huguenin |
GregCr | 0:d5e61ad8edd9 | 14 | */ |
GregCr | 0:d5e61ad8edd9 | 15 | #include "mbed.h" |
GregCr | 0:d5e61ad8edd9 | 16 | #include "sx1276-hal.h" |
GregCr | 2:c6e6da9fc5e1 | 17 | #include "debug.h" |
GregCr | 0:d5e61ad8edd9 | 18 | |
GregCr | 2:c6e6da9fc5e1 | 19 | /* Set this flag to '1' to test the HF max output power or '0' to the the LF max output power */ |
GregCr | 0:d5e61ad8edd9 | 20 | #define TEST_HF_OUTPUT 1 |
GregCr | 0:d5e61ad8edd9 | 21 | #define TEST_LF_OUTPUT = !TEST_HF_OUTPUT |
GregCr | 0:d5e61ad8edd9 | 22 | |
GregCr | 0:d5e61ad8edd9 | 23 | #define LORA_BANDWIDTH 0 // [0: 125 kHz, |
GregCr | 0:d5e61ad8edd9 | 24 | // 1: 250 kHz, |
GregCr | 0:d5e61ad8edd9 | 25 | // 2: 500 kHz, |
GregCr | 0:d5e61ad8edd9 | 26 | // 3: Reserved] |
GregCr | 0:d5e61ad8edd9 | 27 | #define LORA_SPREADING_FACTOR 9 // [SF7..SF12] |
GregCr | 0:d5e61ad8edd9 | 28 | #define LORA_CODINGRATE 1 // [1: 4/5, |
GregCr | 0:d5e61ad8edd9 | 29 | // 2: 4/6, |
GregCr | 0:d5e61ad8edd9 | 30 | // 3: 4/7, |
GregCr | 0:d5e61ad8edd9 | 31 | // 4: 4/8] |
GregCr | 0:d5e61ad8edd9 | 32 | #define LORA_PREAMBLE_LENGTH 8 // Same for Tx and Rx |
GregCr | 2:c6e6da9fc5e1 | 33 | #define LORA_SYMBOL_TIMEOUT 5 // Symbols |
GregCr | 0:d5e61ad8edd9 | 34 | #define LORA_FIX_LENGTH_PAYLOAD_ON false |
GregCr | 2:c6e6da9fc5e1 | 35 | #define LORA_FHSS_ENABLED false |
GregCr | 2:c6e6da9fc5e1 | 36 | #define LORA_NB_SYMB_HOP 4 // Symbols |
GregCr | 0:d5e61ad8edd9 | 37 | #define LORA_IQ_INVERSION_ON false |
GregCr | 2:c6e6da9fc5e1 | 38 | #define LORA_CRC_ENABLED true |
GregCr | 0:d5e61ad8edd9 | 39 | |
GregCr | 0:d5e61ad8edd9 | 40 | |
GregCr | 2:c6e6da9fc5e1 | 41 | |
GregCr | 0:d5e61ad8edd9 | 42 | |
GregCr | 0:d5e61ad8edd9 | 43 | |
GregCr | 2:c6e6da9fc5e1 | 44 | SX1276MB1xAS Radio( NULL, NULL, NULL, NULL, NULL, NULL ); |
GregCr | 0:d5e61ad8edd9 | 45 | |
GregCr | 0:d5e61ad8edd9 | 46 | /** |
GregCr | 0:d5e61ad8edd9 | 47 | * Main application entry point. |
GregCr | 0:d5e61ad8edd9 | 48 | */ |
GregCr | 0:d5e61ad8edd9 | 49 | int main( void ) |
GregCr | 0:d5e61ad8edd9 | 50 | { |
GregCr | 0:d5e61ad8edd9 | 51 | uint8_t TxOuputPower = 0; |
GregCr | 0:d5e61ad8edd9 | 52 | |
GregCr | 1:edbca7c3fbad | 53 | debug("\n\r\n\r SX1276 Continuous Wave at full power Demo Application \n\r"); |
GregCr | 1:edbca7c3fbad | 54 | |
GregCr | 1:edbca7c3fbad | 55 | #if defined TARGET_NUCLEO_L152RE |
GregCr | 1:edbca7c3fbad | 56 | debug(" > Nucleo-L152RE Platform <\r\n" ); |
GregCr | 1:edbca7c3fbad | 57 | #elif defined TARGET_KL25Z |
GregCr | 1:edbca7c3fbad | 58 | debug(" > KL25Z Platform <\r\n" ); |
GregCr | 1:edbca7c3fbad | 59 | #elif defined TARGET_LPC11U6X |
GregCr | 1:edbca7c3fbad | 60 | debug(" > LPC11U6X Platform <\r\n" ); |
GregCr | 1:edbca7c3fbad | 61 | #else |
GregCr | 1:edbca7c3fbad | 62 | debug(" > Untested Platform <\r\n" ); |
GregCr | 1:edbca7c3fbad | 63 | #endif |
GregCr | 1:edbca7c3fbad | 64 | |
GregCr | 0:d5e61ad8edd9 | 65 | /**********************************************/ |
GregCr | 0:d5e61ad8edd9 | 66 | /* WARNING */ |
GregCr | 0:d5e61ad8edd9 | 67 | /* The below settings can damage the chipset */ |
GregCr | 0:d5e61ad8edd9 | 68 | /* if wrongly used. DO NOT CHANGE THE VALUES! */ |
GregCr | 0:d5e61ad8edd9 | 69 | /* */ |
GregCr | 0:d5e61ad8edd9 | 70 | /**********************************************/ |
GregCr | 0:d5e61ad8edd9 | 71 | |
GregCr | 2:c6e6da9fc5e1 | 72 | #if( TEST_HF_OUTPUT == 1 ) |
GregCr | 0:d5e61ad8edd9 | 73 | |
GregCr | 0:d5e61ad8edd9 | 74 | if( Radio.DetectBoardType( ) == SX1276MB1LAS ) // |
GregCr | 0:d5e61ad8edd9 | 75 | { |
GregCr | 1:edbca7c3fbad | 76 | debug("\r\n TEST_HF_OUTPUT on SX1276MB1LAS: 20 dBm at 915 MHz \r\n" ); |
GregCr | 0:d5e61ad8edd9 | 77 | Radio.SetChannel( 915000000 ); |
GregCr | 0:d5e61ad8edd9 | 78 | TxOuputPower = 14; |
GregCr | 0:d5e61ad8edd9 | 79 | Radio.Write( 0x01, 0x80 ); |
GregCr | 0:d5e61ad8edd9 | 80 | Radio.Write( 0x44, 0x7B ); |
GregCr | 0:d5e61ad8edd9 | 81 | Radio.Write( 0x3D, 0xA1 ); |
GregCr | 0:d5e61ad8edd9 | 82 | Radio.Write( 0x36, 0x01 ); |
GregCr | 0:d5e61ad8edd9 | 83 | Radio.Write( 0x1e, 0x08 ); |
GregCr | 0:d5e61ad8edd9 | 84 | Radio.Write( 0x45, 0xDF ); |
GregCr | 0:d5e61ad8edd9 | 85 | Radio.Write( 0x46, 0x03 ); |
GregCr | 0:d5e61ad8edd9 | 86 | Radio.Write( 0x4D, 0x87 ); |
GregCr | 0:d5e61ad8edd9 | 87 | Radio.Write( 0x52, 0x60 ); |
GregCr | 1:edbca7c3fbad | 88 | |
GregCr | 1:edbca7c3fbad | 89 | |
GregCr | 1:edbca7c3fbad | 90 | } |
GregCr | 1:edbca7c3fbad | 91 | else |
GregCr | 1:edbca7c3fbad | 92 | { // SX1276MB1MAS |
GregCr | 1:edbca7c3fbad | 93 | debug("\r\n TEST_HF_OUTPUT on SX1276MB1MAS: 14 dBm at 868 MHz \r\n" ); |
GregCr | 1:edbca7c3fbad | 94 | Radio.SetChannel( 868000000 ); |
GregCr | 1:edbca7c3fbad | 95 | TxOuputPower = 20; |
GregCr | 1:edbca7c3fbad | 96 | Radio.Write( 0x01, 0x88 ); |
GregCr | 1:edbca7c3fbad | 97 | Radio.Write( 0x3D, 0xA1 ); |
GregCr | 1:edbca7c3fbad | 98 | Radio.Write( 0x36, 0x01 ); |
GregCr | 1:edbca7c3fbad | 99 | Radio.Write( 0x1e, 0x08 ); |
GregCr | 0:d5e61ad8edd9 | 100 | } |
GregCr | 0:d5e61ad8edd9 | 101 | |
GregCr | 2:c6e6da9fc5e1 | 102 | #else //if( TEST_LF_OUTPUT == 1 ) |
GregCr | 0:d5e61ad8edd9 | 103 | |
GregCr | 1:edbca7c3fbad | 104 | debug("\r\n TEST_LF_OUTPUT on SX1276MB1xAS: 14 dBm at 434 MHz \r\n" ); |
GregCr | 0:d5e61ad8edd9 | 105 | Radio.SetChannel( 433000000 ); |
GregCr | 0:d5e61ad8edd9 | 106 | TxOuputPower = 14; |
GregCr | 0:d5e61ad8edd9 | 107 | Radio.Write( 0x01, 0x88 ); |
GregCr | 0:d5e61ad8edd9 | 108 | Radio.Write( 0x3D, 0xA1 ); |
GregCr | 0:d5e61ad8edd9 | 109 | Radio.Write( 0x36, 0x01 ); |
GregCr | 0:d5e61ad8edd9 | 110 | Radio.Write( 0x1e, 0x08 ); |
GregCr | 0:d5e61ad8edd9 | 111 | |
GregCr | 0:d5e61ad8edd9 | 112 | #endif |
GregCr | 0:d5e61ad8edd9 | 113 | |
GregCr | 0:d5e61ad8edd9 | 114 | Radio.SetTxConfig( MODEM_LORA, TxOuputPower, 0, LORA_BANDWIDTH, |
GregCr | 2:c6e6da9fc5e1 | 115 | LORA_SPREADING_FACTOR, LORA_CODINGRATE, |
GregCr | 2:c6e6da9fc5e1 | 116 | LORA_PREAMBLE_LENGTH, LORA_FIX_LENGTH_PAYLOAD_ON, |
GregCr | 2:c6e6da9fc5e1 | 117 | LORA_CRC_ENABLED, LORA_FHSS_ENABLED, LORA_NB_SYMB_HOP, |
GregCr | 2:c6e6da9fc5e1 | 118 | LORA_IQ_INVERSION_ON, 3000000 ); |
GregCr | 0:d5e61ad8edd9 | 119 | |
GregCr | 0:d5e61ad8edd9 | 120 | // Sets the radio in Tx mode |
GregCr | 0:d5e61ad8edd9 | 121 | Radio.Send( NULL, 0 ); |
GregCr | 0:d5e61ad8edd9 | 122 | |
GregCr | 0:d5e61ad8edd9 | 123 | debug( "Start main loop: \r\n" ); |
GregCr | 0:d5e61ad8edd9 | 124 | // Blink LEDs just to show some activity |
GregCr | 0:d5e61ad8edd9 | 125 | while( 1 ) |
GregCr | 0:d5e61ad8edd9 | 126 | { |
GregCr | 2:c6e6da9fc5e1 | 127 | debug( "Continuous Wave activated... \r\n" ); |
GregCr | 2:c6e6da9fc5e1 | 128 | wait_ms( 200 ); |
GregCr | 0:d5e61ad8edd9 | 129 | } |
GregCr | 0:d5e61ad8edd9 | 130 | } |
GregCr | 0:d5e61ad8edd9 | 131 |