updated protoview

2026-05-12 22:18:35 -07:00 · 2023-01-15 22:54:39 -05:00
parent 35befd07c4
commit debd850ccd
30 changed files with 1046 additions and 955 deletions
--- a/applications/plugins/protoview/custom_presets.h
+++ b/applications/plugins/protoview/custom_presets.h
@@ -1,8 +1,8 @@
 #include <cc1101.h>

-/* This is how to configure registers MDMCFG3 and MDMCFG4.
+/* ========================== DATA RATE SETTINGS ===============================
 *
- * Data rate kBaud setting:
+ * This is how to configure registers MDMCFG3 and MDMCFG4.
 *
 * MDMCFG3 is the data rate mantissa, the exponent is in MDMCFG4,
 * last 4 bits of the register.
@@ -15,6 +15,8 @@
 *
 * ((256+34)*(2^12))/(2^28)*26000000 = 115051.2688000000, that is 115KBaud
 *
+ * ============================ BANDWIDTH FILTER ===============================
+ *
 * Bandwidth filter setting:
 *
 * BW filter as just 16 possibilities depending on how the first nibble
@@ -39,6 +41,8 @@
 * e 68 khz
 * f 58 khz
 *
+ * ============================== FSK DEVIATION ================================
+ *
 * FSK deviation is controlled by the DEVIATION register. In Ruby:
 *
 * dev = (26000000.0/2**17)*(8+(deviation&7))*(2**(deviation>>4&7))
@@ -58,7 +62,7 @@
 */

 /* 20 KBaud, 2FSK, 28.56 kHz deviation, 325 Khz bandwidth filter. */
-static uint8_t protoview_subghz_tpms1_async_regs[][2] = {
+static uint8_t protoview_subghz_tpms1_fsk_async_regs[][2] = {
    /* GPIO GD0 */
    {CC1101_IOCFG0, 0x0D}, // GD0 as async serial data output/input

@@ -72,8 +76,7 @@ static uint8_t protoview_subghz_tpms1_async_regs[][2] = {
    // // Modem Configuration
    {CC1101_MDMCFG0, 0x00},
    {CC1101_MDMCFG1, 0x02},
-    {CC1101_MDMCFG2,
-     0x04}, // Format 2-FSK/FM, No preamble/sync, Disable (current optimized). Other code reading TPMS uses GFSK, but should be the same when in RX mode.
+    {CC1101_MDMCFG2, 0x04}, // Format 2-FSK/FM, No preamble/sync, Disable (current optimized). Other code reading TPMS uses GFSK, but should be the same when in RX mode.
    {CC1101_MDMCFG3, 0x93}, // Data rate is 20kBaud
    {CC1101_MDMCFG4, 0x59}, // Rx bandwidth filter is 325 kHz
    {CC1101_DEVIATN, 0x41}, // Deviation 28.56 kHz
@@ -103,8 +106,55 @@ static uint8_t protoview_subghz_tpms1_async_regs[][2] = {
    {0, 0},
 };

-/* 40 KBaud, 2FSK, 19 kHz deviation, 102 Khz bandwidth filter. */
-static uint8_t protoview_subghz_tpms2_async_regs[][2] = {
+/* This is like the default Flipper OOK 640Khz bandwidth preset, but
+ * the bandwidth is changed to 10kBaud to accomodate TPMS frequency. */
+static const uint8_t protoview_subghz_tpms2_ook_async_regs[][2] = {
+    /* GPIO GD0 */
+    {CC1101_IOCFG0, 0x0D}, // GD0 as async serial data output/input
+
+    /* FIFO and internals */
+    {CC1101_FIFOTHR, 0x07}, // The only important bit is ADC_RETENTION
+
+    /* Packet engine */
+    {CC1101_PKTCTRL0, 0x32}, // Async, continious, no whitening
+
+    /* Frequency Synthesizer Control */
+    {CC1101_FSCTRL1, 0x06}, // IF = (26*10^6) / (2^10) * 0x06 = 152343.75Hz
+
+    // Modem Configuration
+    {CC1101_MDMCFG0, 0x00}, // Channel spacing is 25kHz
+    {CC1101_MDMCFG1, 0x00}, // Channel spacing is 25kHz
+    {CC1101_MDMCFG2, 0x30}, // Format ASK/OOK, No preamble/sync
+    {CC1101_MDMCFG3, 0x93}, // Data rate is 10kBaud
+    {CC1101_MDMCFG4, 0x18}, // Rx BW filter is 650.000kHz
+
+    /* Main Radio Control State Machine */
+    {CC1101_MCSM0, 0x18}, // Autocalibrate on idle-to-rx/tx, PO_TIMEOUT is 64 cycles(149-155us)
+
+    /* Frequency Offset Compensation Configuration */
+    {CC1101_FOCCFG,
+     0x18}, // no frequency offset compensation, POST_K same as PRE_K, PRE_K is 4K, GATE is off
+
+    /* Automatic Gain Control */
+    {CC1101_AGCCTRL0,
+     0x91}, // 10 - Medium hysteresis, medium asymmetric dead zone, medium gain ; 01 - 16 samples agc; 00 - Normal AGC, 01 - 8dB boundary
+    {CC1101_AGCCTRL1,
+     0x0}, // 0; 0 - LNA 2 gain is decreased to minimum before decreasing LNA gain; 00 - Relative carrier sense threshold disabled; 0000 - RSSI to MAIN_TARGET
+    {CC1101_AGCCTRL2, 0x07}, // 00 - DVGA all; 000 - MAX LNA+LNA2; 111 - MAIN_TARGET 42 dB
+
+    /* Wake on radio and timeouts control */
+    {CC1101_WORCTRL, 0xFB}, // WOR_RES is 2^15 periods (0.91 - 0.94 s) 16.5 - 17.2 hours
+
+    /* Frontend configuration */
+    {CC1101_FREND0, 0x11}, // Adjusts current TX LO buffer + high is PATABLE[1]
+    {CC1101_FREND1, 0xB6}, //
+
+    /* End  */
+    {0, 0},
+};
+
+/* 40 KBaud, 2FSK, 28 kHz deviation, 270 Khz bandwidth filter. */
+static uint8_t protoview_subghz_tpms3_fsk_async_regs[][2] = {
    /* GPIO GD0 */
    {CC1101_IOCFG0, 0x0D}, // GD0 as async serial data output/input

@@ -118,11 +168,10 @@ static uint8_t protoview_subghz_tpms2_async_regs[][2] = {
    // // Modem Configuration
    {CC1101_MDMCFG0, 0x00},
    {CC1101_MDMCFG1, 0x02},
-    {CC1101_MDMCFG2,
-     0x04}, // Format 2-FSK/FM, No preamble/sync, Disable (current optimized). Other code reading TPMS uses GFSK, but should be the same when in RX mode.
+    {CC1101_MDMCFG2, 0x04}, // Format 2-FSK/FM, No preamble/sync, Disable (current optimized). Other code reading TPMS uses GFSK, but should be the same when in RX mode.
    {CC1101_MDMCFG3, 0x93}, // Data rate is 40kBaud
    {CC1101_MDMCFG4, 0x6A}, // 6 = BW filter 270kHz, A = Data rate exp
-    {CC1101_DEVIATN, 0x41}, // Deviation 19.042 kHz
+    {CC1101_DEVIATN, 0x41}, // Deviation 28kHz

    /* Main Radio Control State Machine */
    {CC1101_MCSM0, 0x18}, // Autocalibrate on idle-to-rx/tx, PO_TIMEOUT is 64 cycles(149-155us)
@@ -149,8 +198,8 @@ static uint8_t protoview_subghz_tpms2_async_regs[][2] = {
    {0, 0},
 };

-/* Parameters that should work well for the TPMS PVM C210 sensor. */
-static uint8_t protoview_subghz_tpms3_async_regs[][2] = {
+/* FSK 19k dev, 325 Khz filter, 20kBaud. Works well with Toyota. */
+static uint8_t protoview_subghz_tpms4_fsk_async_regs[][2] = {
    /* GPIO GD0 */
    {CC1101_IOCFG0, 0x0D}, // GD0 as async serial data output/input

@@ -167,7 +216,7 @@ static uint8_t protoview_subghz_tpms3_async_regs[][2] = {
    {CC1101_MDMCFG2, 0x10}, // GFSK without any other check
    {CC1101_MDMCFG3, 0x93}, // Data rate is 20kBaud
    {CC1101_MDMCFG4, 0x59}, // Rx bandwidth filter is 325 kHz
-    {CC1101_DEVIATN, 0x34}, // Deviation 19.04 Khz, works well with TPMS
+    {CC1101_DEVIATN, 0x34}, // Deviation 19.04 Khz.

    /* Main Radio Control State Machine */
    {CC1101_MCSM0, 0x18}, // Autocalibrate on idle-to-rx/tx, PO_TIMEOUT is 64 cycles(149-155us)
@@ -191,3 +240,5 @@ static uint8_t protoview_subghz_tpms3_async_regs[][2] = {
    /* End  */
    {0, 0},
 };
+
+