mirror of https://github.com/kidoman/embd
69 lines
1.8 KiB
Go
69 lines
1.8 KiB
Go
// Copyright 2016 by Thorsten von Eicken, see LICENSE file
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package rfm69
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const (
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REG_FIFO = 0x00
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REG_OPMODE = 0x01
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REG_FRFMSB = 0x07
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REG_PALEVEL = 0x11
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REG_LNAVALUE = 0x18
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REG_AFCMSB = 0x1F
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REG_AFCLSB = 0x20
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REG_FEIMSB = 0x21
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REG_FEILSB = 0x22
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REG_RSSIVALUE = 0x24
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REG_IRQFLAGS1 = 0x27
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REG_IRQFLAGS2 = 0x28
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REG_SYNCVALUE1 = 0x2F
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REG_SYNCVALUE2 = 0x30
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REG_NODEADDR = 0x39
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REG_BCASTADDR = 0x3A
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REG_FIFOTHRESH = 0x3C
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REG_PKTCONFIG2 = 0x3D
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REG_AESKEYMSB = 0x3E
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MODE_SLEEP = 0 << 2
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MODE_STANDBY = 1 << 2
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MODE_TRANSMIT = 3 << 2
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MODE_RECEIVE = 4 << 2
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START_TX = 0xC2
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STOP_TX = 0x42
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RCCALSTART = 0x80
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IRQ1_MODEREADY = 1 << 7
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IRQ1_RXREADY = 1 << 6
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IRQ1_SYNADDRMATCH = 1 << 0
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IRQ2_FIFONOTEMPTY = 1 << 6
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IRQ2_PACKETSENT = 1 << 3
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IRQ2_PAYLOADREADY = 1 << 2
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)
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// register values to initialize the chip, this array has pairs of <address, data>
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var configRegs = []byte{
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// POR value is better for first rf_sleep 0x01, 0x00, // OpMode = sleep
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0x02, 0x00, // DataModul = packet mode, fsk
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0x03, 0x02, // BitRateMsb, data rate = 49,261 khz
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0x04, 0x8A, // BitRateLsb, divider = 32 MHz / 650
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0x05, 0x02, // FdevMsb = 45 KHz
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0x06, 0xE1, // FdevLsb = 45 KHz
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0x0B, 0x20, // Low M
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0x19, 0x4A, // RxBw 100 KHz
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0x1A, 0x42, // AfcBw 125 KHz
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0x1E, 0x0C, // AfcAutoclearOn, AfcAutoOn
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//0x25, 0x40, //0x80, // DioMapping1 = SyncAddress (Rx)
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0x26, 0x07, // disable clkout
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0x29, 0xA0, // RssiThresh -80 dB
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0x2D, 0x05, // PreambleSize = 5
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0x2E, 0x88, // SyncConfig = sync on, sync size = 2
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0x2F, 0x2D, // SyncValue1 = 0x2D
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0x37, 0xD0, // PacketConfig1 = fixed, white, no filtering
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0x38, 0x42, // PayloadLength = 0, unlimited
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0x3C, 0x8F, // FifoTresh, not empty, level 15
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0x3D, 0x12, // 0x10, // PacketConfig2, interpkt = 1, autorxrestart off
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0x6F, 0x20, // TestDagc ...
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0x71, 0x02, // RegTestAfc
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}
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