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30 hakuosumaa
Experimenting with CC1120 IOCFG pad analog mode - 2
Hardware: CC1120 + Arduino Due Synchronous serial mode TX (analogWrite), CC1120 IOCFG0 (HIGHZ + pad in analog mode) https://i.ibb.co/WPPk5G9/sdrscr-ser-tx.png #include <SPI.h> #include "cc1...
01.08.2021 | Kommentteja 0 |
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Experimenting with CC1120 IOCFG pad analog mode
Hardware: CC1120 + Arduino Due Due DAC1 in free running mode and connected to CC1120 IOCFG0 (HIGHZ + pad in analog mode). Transparent serial mode TX. https://i.ibb.co/KqVkn42/sdrscreen.jpg #include ...
24.07.2021 | Kommentteja 0 |
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Tools for inspecting OOK 2
Arduino Due, CC1120 (ccRF 3 click board) CC1120 ASK/OOK transparent serial mode. CC1120 GPIO3 configured for CARRIER SENSE, triggers when RSSI is above defined threshold (AGC_CS_THR register). GPIO...
19.05.2021 | Kommentteja 0 |
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Tools for inspecting OOK
Quhwa doorbell (OOK, PWM) 433.948 MHz CC1120 + CC Debugger + SmartRF Studio 7 Universal Radio Hacker, Audacity, PulseView CC1120 GPO0 connected to Logic Analyzer CH1 (SERIAL_RX) CC1120 GPO2 connected...
14.05.2021 | Kommentteja 0 |
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CC1120/Arduino - CFM for nFSK
Arduino Due + CC1120 CFM CFM data output for 4-FSK. Possibly CFM could be used for demodulating N-FSK systems. #include <SPI.h> #include "cc1120.h" #define PRINT_INFO 1 volatile uint8_t ...
28.01.2021 | Kommentteja 0 |
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Arduino Due - CC1120 CFM rx
#include <SPI.h> #include "cc1120.h" #define PRINT_INFO 1 #undef PRINT_INFO #define F_DEV 2494 volatile uint8_t cfmData = 0; volatile bool mChg = false; void setup() { Se...
10.12.2020 | Kommentteja 0 |
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CC1120 - tx CTCSS in CFM mode
CC1120 - MikroElektronika ccRF3 click board Arduino Due CC1120 custom frequency modulation mode (CFM) From CC1120 datasheet: CFM_TX_DATA_IN value 9 with deviation value 0.736237 kHz = ~100 Hz (CTCSS...
29.11.2020 | Kommentteja 0 |
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CC1120 - signal magnitude after CORDIC by using interrupt
GPIOx_CFG 40 Signal name 3 MAGN_VALID New CORDIC magnitude sample 2 CHFILT_VALID New channel filter sample 1 RCC_CAL_VALID RCOSC calibration has been performed at least once 0 CHFILT_STARTUP_VALID Cha...
17.11.2020 | Kommentteja 0 |
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CC1120 - channel filter I/Q data
CC1120 + MikroElektronika ccRF3 click board Arduino Due I/Q data after channel filter is 19-bit, datasheet does not state if it is in 2's complement format. Assuming format is 2's complement. Changed...
08.11.2020 | Kommentteja 0 |
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CC1120 - signal magnitude after CORDIC
Arduino Due & CC1120 (ccRF3 click board) Transparent serial mode, OOK signal MAGN2 register value seems always to be zero. MAGN1 MAGN0 #include <SPI.h> #include "cc1120.h" #define PRINT...
04.11.2020 | Kommentteja 0 |
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Some testing with SmartRF Studio & CC1120/CC Debugger
SmartRF Studio 7 CC Debugger CC1120 https://www.mikroe.com/ccrf-3-click Seems to work ok, also Continuous RX tab works ok with 4-FSK modulation without first selecting 2-FSK. I mainly use CC1120 for ...
24.10.2020 | Kommentteja 0 |
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CC1120 - signal angular after CORDIC
Arduino Due & CC1120 (ccRF3 click board) Transparent serial modehttps://i.ibb.co/0K2f54G/serplotter.jpg Arduino Serial.begin(250000); worked ok. Due native serial port works ok at SerialUSB.begin...
22.10.2020 | Kommentteja 0 |
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CC1120 - ASK_SOFT_RX_DATA
Arduino Due & CC1120 (ccRF3 click board) ASK/OOK, transparent serial mode #include <SPI.h> #include "cc1120.h" #define PRINT_INFO #undef PRINT_INFO void setup() { Serial.begin(57600);...
18.10.2020 | Kommentteja 0 |
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CC1120 & Arduino Due - sync serial mode rx - DMR experiment
Arduino Due & CC1120 https://www.mikroe.com/ccrf-3-click CC1120 synchronous serial mode GDO0 pin connected to Arduino Due digital pin 2 - SERIAL_CLK GDO2 pin connected to Arduino Due digital pin ...
05.10.2020 | Kommentteja 0 |
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CC1120 - CFM demodulate experiment
Arduino Uno & CC1120 CCRF3 Click https://www.mikroe.com/ccrf-3-click Arduino Uno digital pin 2 connected to GDO0 (CLKEN_CFM), digital pin 3 connected to GDO2 (CARRIER_SENSE) and digital pin 4 con...
29.09.2020 | Kommentteja 0 |
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