src/main/drivers/rx/rx_cyrf6936.h

   1 /*
   2  * This file is part of Cleanflight and Betaflight.
   3  *
   4  * Cleanflight and Betaflight are free software. You can redistribute
   5  * this software and/or modify this software under the terms of the
   6  * GNU General Public License as published by the Free Software
   7  * Foundation, either version 3 of the License, or (at your option)
   8  * any later version.
   9  *
  10  * Cleanflight and Betaflight are distributed in the hope that they
  11  * will be useful, but WITHOUT ANY WARRANTY; without even the implied
  12  * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  13  * See the GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this software.
  17  *
  18  * If not, see <http://www.gnu.org/licenses/>.
  19  */
  20
  21 #pragma once
  22
  23 enum {
  24     CYRF6936_CHANNEL         = 0x00,
  25     CYRF6936_TX_LENGTH       = 0x01,
  26     CYRF6936_TX_CTRL         = 0x02,
  27     CYRF6936_TX_CFG          = 0x03,
  28     CYRF6936_TX_IRQ_STATUS   = 0x04,
  29     CYRF6936_RX_CTRL         = 0x05,
  30     CYRF6936_RX_CFG          = 0x06,
  31     CYRF6936_RX_IRQ_STATUS   = 0x07,
  32     CYRF6936_RX_STATUS       = 0x08,
  33     CYRF6936_RX_COUNT        = 0x09,
  34     CYRF6936_RX_LENGTH       = 0x0A,
  35     CYRF6936_PWR_CTRL        = 0x0B,
  36     CYRF6936_XTAL_CTRL       = 0x0C,
  37     CYRF6936_IO_CFG          = 0x0D,
  38     CYRF6936_GPIO_CTRL       = 0x0E,
  39     CYRF6936_XACT_CFG        = 0x0F,
  40     CYRF6936_FRAMING_CFG     = 0x10,
  41     CYRF6936_DATA32_THOLD    = 0x11,
  42     CYRF6936_DATA64_THOLD    = 0x12,
  43     CYRF6936_RSSI            = 0x13,
  44     CYRF6936_EOP_CTRL        = 0x14,
  45     CYRF6936_CRC_SEED_LSB    = 0x15,
  46     CYRF6936_CRC_SEED_MSB    = 0x16,
  47     CYRF6936_TX_CRC_LSB      = 0x17,
  48     CYRF6936_TX_CRC_MSB      = 0x18,
  49     CYRF6936_RX_CRC_LSB      = 0x19,
  50     CYRF6936_RX_CRC_MSB      = 0x1A,
  51     CYRF6936_TX_OFFSET_LSB   = 0x1B,
  52     CYRF6936_TX_OFFSET_MSB   = 0x1C,
  53     CYRF6936_MODE_OVERRIDE   = 0x1D,
  54     CYRF6936_RX_OVERRIDE     = 0x1E,
  55     CYRF6936_TX_OVERRIDE     = 0x1F,
  56     CYRF6936_TX_BUFFER       = 0x20,
  57     CYRF6936_RX_BUFFER       = 0x21,
  58     CYRF6936_SOP_CODE        = 0x22,
  59     CYRF6936_DATA_CODE       = 0x23,
  60     CYRF6936_PREAMBLE        = 0x24,
  61     CYRF6936_MFG_ID          = 0x25,
  62     CYRF6936_XTAL_CFG        = 0x26,
  63     CYRF6936_CLK_OFFSET      = 0x27,
  64     CYRF6936_CLK_EN          = 0x28,
  65     CYRF6936_RX_ABORT        = 0x29,
  66     CYRF6936_AUTO_CAL_TIME   = 0x32,
  67     CYRF6936_AUTO_CAL_OFFSET = 0x35,
  68     CYRF6936_ANALOG_CTRL     = 0x39,
  69 };
  70 // ENABLE WRITING
  71 #define CYRF6936_DIR (1<<7)
  72
  73 // CYRF6936_MODE_OVERRIDE
  74 #define CYRF6936_RST (1<<0)
  75
  76 // CYRF6936_CLK_EN
  77 #define CYRF6936_RXF (1<<1)
  78
  79 // CYRF6936_XACT_CFG
  80 enum {
  81     CYRF6936_MODE_SLEEP    = (0x0 << 2),
  82     CYRF6936_MODE_IDLE     = (0x1 << 2),
  83     CYRF6936_MODE_SYNTH_TX = (0x2 << 2),
  84     CYRF6936_MODE_SYNTH_RX = (0x3 << 2),
  85     CYRF6936_MODE_RX       = (0x4 << 2),
  86 };
  87 #define CYRF6936_FRC_END (1<<5)
  88 #define CYRF6936_ACK_EN  (1<<7)
  89
  90 // CYRF6936_IO_CFG
  91 #define CYRF6936_IRQ_GPIO   (1<<0)
  92 #define CYRF6936_SPI_3PIN   (1<<1)
  93 #define CYRF6936_PACTL_GPIO (1<<2)
  94 #define CYRF6936_PACTL_OD   (1<<3)
  95 #define CYRF6936_XOUT_OD    (1<<4)
  96 #define CYRF6936_MISO_OD    (1<<5)
  97 #define CYRF6936_IRQ_POL    (1<<6)
  98 #define CYRF6936_IRQ_OD     (1<<7)
  99
 100 // CYRF6936_FRAMING_CFG
 101 #define CYRF6936_LEN_EN  (1<<5)
 102 #define CYRF6936_SOP_LEN (1<<6)
 103 #define CYRF6936_SOP_EN  (1<<7)
 104
 105 // CYRF6936_RX_STATUS
 106 enum {
 107     CYRF6936_RX_DATA_MODE_GFSK = 0x00,
 108     CYRF6936_RX_DATA_MODE_8DR  = 0x01,
 109     CYRF6936_RX_DATA_MODE_DDR  = 0x10,
 110     CYRF6936_RX_DATA_MODE_NV   = 0x11,
 111 };
 112 #define CYRF6936_RX_CODE (1<<2)
 113 #define CYRF6936_BAD_CRC (1<<3)
 114 #define CYRF6936_CRC0    (1<<4)
 115 #define CYRF6936_EOP_ERR (1<<5)
 116 #define CYRF6936_PKT_ERR (1<<6)
 117 #define CYRF6936_RX_ACK  (1<<7)
 118
 119 // CYRF6936_TX_IRQ_STATUS
 120 #define CYRF6936_TXE_IRQ    (1<<0)
 121 #define CYRF6936_TXC_IRQ    (1<<1)
 122 #define CYRF6936_TXBERR_IRQ (1<<2)
 123 #define CYRF6936_TXB0_IRQ   (1<<3)
 124 #define CYRF6936_TXB8_IRQ   (1<<4)
 125 #define CYRF6936_TXB15_IRQ  (1<<5)
 126 #define CYRF6936_LV_IRQ     (1<<6)
 127 #define CYRF6936_OS_IRQ     (1<<7)
 128
 129 // CYRF6936_RX_IRQ_STATUS
 130 #define CYRF6936_RXE_IRQ    (1<<0)
 131 #define CYRF6936_RXC_IRQ    (1<<1)
 132 #define CYRF6936_RXBERR_IRQ (1<<2)
 133 #define CYRF6936_RXB1_IRQ   (1<<3)
 134 #define CYRF6936_RXB8_IRQ   (1<<4)
 135 #define CYRF6936_RXB16_IRQ  (1<<5)
 136 #define CYRF6936_SOPDET_IRQ (1<<6)
 137 #define CYRF6936_RXOW_IRQ   (1<<7)
 138
 139 // CYRF6936_TX_CTRL
 140 #define CYRF6936_TXE_IRQEN    (1<<0)
 141 #define CYRF6936_TXC_IRQEN    (1<<1)
 142 #define CYRF6936_TXBERR_IRQEN (1<<2)
 143 #define CYRF6936_TXB0_IRQEN   (1<<3)
 144 #define CYRF6936_TXB8_IRQEN   (1<<4)
 145 #define CYRF6936_TXB15_IRQEN  (1<<5)
 146 #define CYRF6936_TX_CLR       (1<<6)
 147 #define CYRF6936_TX_GO        (1<<7)
 148
 149 // CYRF6936_RX_CTRL
 150 #define CYRF6936_RXE_IRQEN    (1<<0)
 151 #define CYRF6936_RXC_IRQEN    (1<<1)
 152 #define CYRF6936_RXBERR_IRQEN (1<<2)
 153 #define CYRF6936_RXB1_IRQEN   (1<<3)
 154 #define CYRF6936_RXB8_IRQEN   (1<<4)
 155 #define CYRF6936_RXB16_IRQEN  (1<<5)
 156 #define CYRF6936_RSVD         (1<<6)
 157 #define CYRF6936_RX_GO        (1<<7)
 158
 159 // CYRF6936_RX_OVERRIDE
 160 #define CYRF6936_ACE       (1<<1)
 161 #define CYRF6936_DIS_RXCRC (1<<2)
 162 #define CYRF6936_DIS_CRC0  (1<<3)
 163 #define CYRF6936_FRC_RXDR  (1<<4)
 164 #define CYRF6936_MAN_RXACK (1<<5)
 165 #define CYRF6936_RXTX_DLY  (1<<6)
 166 #define CYRF6936_ACK_RX    (1<<7)
 167
 168 // CYRF6936_TX_OVERRIDE
 169 #define CYRF6936_TX_INV    (1<<0)
 170 #define CYRF6936_DIS_TXCRC (1<<2)
 171 #define CYRF6936_OVRD_ACK  (1<<3)
 172 #define CYRF6936_MAN_TXACK (1<<4)
 173 #define CYRF6936_FRC_PRE   (1<<6)
 174 #define CYRF6936_ACK_TX    (1<<7)
 175
 176 // CYRF6936_RX_CFG
 177 #define CYRF6936_VLD_EN       (1<<0)
 178 #define CYRF6936_RXOW_EN      (1<<1)
 179 #define CYRF6936_FAST_TURN_EN (1<<3)
 180 #define CYRF6936_HILO         (1<<4)
 181 #define CYRF6936_ATT          (1<<5)
 182 #define CYRF6936_LNA          (1<<6)
 183 #define CYRF6936_AGC_EN       (1<<7)
 184
 185 // CYRF6936_TX_CFG
 186 enum {
 187     CYRF6936_PA_M35 = 0x0,
 188     CYRF6936_PA_M30 = 0x1,
 189     CYRF6936_PA_M24 = 0x2,
 190     CYRF6936_PA_M18 = 0x3,
 191     CYRF6936_PA_M13 = 0x4,
 192     CYRF6936_PA_M5  = 0x5,
 193     CYRF6936_PA_0   = 0x6,
 194     CYRF6936_PA_4   = 0x7,
 195 };
 196 enum {
 197     CYRF6936_DATA_MODE_GFSK = (0x0 << 3),
 198     CYRF6936_DATA_MODE_8DR  = (0x1 << 3),
 199     CYRF6936_DATA_MODE_DDR  = (0x2 << 3),
 200     CYRF6936_DATA_MODE_SDR  = (0x3 << 3),
 201 };
 202 #define CYRF6936_DATA_CODE_LENGTH (1<<5)
 203
 204 extern bool isError;
 205
 206 bool cyrf6936Init(void);
 207
 208 bool cyrf6936RxFinished(uint32_t *timeStamp);
 209
 210 void cyrf6936WriteRegister(const uint8_t address, const uint8_t data);
 211 void cyrf6936WriteBlock(const uint8_t address, const uint8_t *data, const uint8_t length);
 212 uint8_t cyrf6936ReadRegister(const uint8_t address);
 213 void cyrf6936ReadBlock(const uint8_t address, uint8_t *data, const uint8_t length);
 214
 215 uint8_t cyrf6936GetRssi(void);
 216 uint8_t cyrf6936GetRxStatus(void);
 217 void cyrf6936SetConfigLen(const uint8_t config[][2], const uint8_t length);
 218 void cyrf6936SetChannel(const uint8_t chan);
 219 void cyrf6936SetMode(const uint8_t mode, const bool force);
 220 void cyrf6936SetCrcSeed(const uint16_t crc);
 221 void cyrf6936SetSopCode(const uint8_t *sopcode);
 222 void cyrf6936SetDataCode(const uint8_t *datacode);
 223
 224 void cyrf6936SendLen(const uint8_t *data, const uint8_t length);
 225 void cyrf6936StartRecv(void);
 226 void cyrf6936RecvLen(uint8_t *data, const uint8_t length);