X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=blobdiff_plain;f=target%2Fradio%2Fradio.c;fp=target%2Fradio%2Fradio.c;h=0000000000000000000000000000000000000000;hp=bf893699666c9191569847b80f0ba354d5026492;hb=04bc51c170c6f22bb5cc16867ce9a307818a7a00;hpb=fafe55c3405964e0defdf25b6c00236f9aaefbc5 diff --git a/target/radio/radio.c b/target/radio/radio.c deleted file mode 100644 index bf893699..00000000 --- a/target/radio/radio.c +++ /dev/null @@ -1,544 +0,0 @@ -/* - * Copyright © 2008 Keith Packard - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. - */ - -#include - -sfr at 0x80 P0; -sfr at 0x90 P1; -sfr at 0xA0 P2; -sfr at 0xC6 CLKCON; - -sfr at 0xF1 PERCFG; -sfr at 0xF2 ADCCFG; -sfr at 0xF3 P0SEL; -sfr at 0xF4 P1SEL; -sfr at 0xF5 P2SEL; - -sfr at 0xFD P0DIR; -sfr at 0xFE P1DIR; -sfr at 0xFF P2DIR; -sfr at 0x8F P0INP; -sfr at 0xF6 P1INP; -sfr at 0xF7 P2INP; - -sfr at 0x89 P0IFG; -sfr at 0x8A P1IFG; -sfr at 0x8B P2IFG; - -sfr at 0xD9 RFD; -sfr at 0xE9 RFIF; -sfr at 0xE1 RFST; - -sfr at 0x88 TCON; - -sfr at 0xbe SLEEP; - -# define SLEEP_USB_EN (1 << 7) -# define SLEEP_XOSC_STB (1 << 6) - -sbit at 0x89 RFTXRXIF; - -#define TCON_RFTXRXIF (1 << 1) - -#define RFST_SFSTXON 0x00 -#define RFST_SCAL 0x01 -#define RFST_SRX 0x02 -#define RFST_STX 0x03 -#define RFST_SIDLE 0x04 - -__xdata __at (0xdf00) uint8_t RF[0x3c]; - -__xdata __at (0xdf2f) uint8_t RF_IOCFG2; -#define RF_IOCFG2_OFF 0x2f - -__xdata __at (0xdf30) uint8_t RF_IOCFG1; -#define RF_IOCFG1_OFF 0x30 - -__xdata __at (0xdf31) uint8_t RF_IOCFG0; -#define RF_IOCFG0_OFF 0x31 - -__xdata __at (0xdf00) uint8_t RF_SYNC1; -#define RF_SYNC1_OFF 0x00 - -__xdata __at (0xdf01) uint8_t RF_SYNC0; -#define RF_SYNC0_OFF 0x01 - -__xdata __at (0xdf02) uint8_t RF_PKTLEN; -#define RF_PKTLEN_OFF 0x02 - -__xdata __at (0xdf03) uint8_t RF_PKTCTRL1; -#define RF_PKTCTRL1_OFF 0x03 - -__xdata __at (0xdf04) uint8_t RF_PKTCTRL0; -#define RF_PKTCTRL0_OFF 0x04 - -__xdata __at (0xdf05) uint8_t RF_ADDR; -#define RF_ADDR_OFF 0x05 - -__xdata __at (0xdf06) uint8_t RF_CHANNR; -#define RF_CHANNR_OFF 0x06 - -__xdata __at (0xdf07) uint8_t RF_FSCTRL1; -#define RF_FSCTRL1_OFF 0x07 - -#define RF_FSCTRL1_FREQ_IF_SHIFT (0) - -__xdata __at (0xdf08) uint8_t RF_FSCTRL0; -#define RF_FSCTRL0_OFF 0x08 - -#define RF_FSCTRL0_FREQOFF_SHIFT (0) - -__xdata __at (0xdf09) uint8_t RF_FREQ2; -#define RF_FREQ2_OFF 0x09 - -__xdata __at (0xdf0a) uint8_t RF_FREQ1; -#define RF_FREQ1_OFF 0x0a - -__xdata __at (0xdf0b) uint8_t RF_FREQ0; -#define RF_FREQ0_OFF 0x0b - -__xdata __at (0xdf0c) uint8_t RF_MDMCFG4; -#define RF_MDMCFG4_OFF 0x0c - -#define RF_MDMCFG4_CHANBW_E_SHIFT 6 -#define RF_MDMCFG4_CHANBW_M_SHIFT 4 -#define RF_MDMCFG4_DRATE_E_SHIFT 0 - -__xdata __at (0xdf0d) uint8_t RF_MDMCFG3; -#define RF_MDMCFG3_OFF 0x0d - -#define RF_MDMCFG3_DRATE_M_SHIFT 0 - -__xdata __at (0xdf0e) uint8_t RF_MDMCFG2; -#define RF_MDMCFG2_OFF 0x0e - -#define RF_MDMCFG2_DEM_DCFILT_OFF (1 << 7) - -#define RF_MDMCFG2_MOD_FORMAT_MASK (7 << 4) -#define RF_MDMCFG2_MOD_FORMAT_2_FSK (0 << 4) -#define RF_MDMCFG2_MOD_FORMAT_GFSK (1 << 4) -#define RF_MDMCFG2_MOD_FORMAT_ASK_OOK (3 << 4) -#define RF_MDMCFG2_MOD_FORMAT_MSK (7 << 4) - -#define RF_MDMCFG2_MANCHESTER_EN (1 << 3) - -#define RF_MDMCFG2_SYNC_MODE_MASK (0x7 << 0) -#define RF_MDMCFG2_SYNC_MODE_NONE (0x0 << 0) -#define RF_MDMCFG2_SYNC_MODE_15_16 (0x1 << 0) -#define RF_MDMCFG2_SYNC_MODE_16_16 (0x2 << 0) -#define RF_MDMCFG2_SYNC_MODE_30_32 (0x3 << 0) -#define RF_MDMCFG2_SYNC_MODE_NONE_THRES (0x4 << 0) -#define RF_MDMCFG2_SYNC_MODE_15_16_THRES (0x5 << 0) -#define RF_MDMCFG2_SYNC_MODE_16_16_THRES (0x6 << 0) -#define RF_MDMCFG2_SYNC_MODE_30_32_THRES (0x7 << 0) - -__xdata __at (0xdf0f) uint8_t RF_MDMCFG1; -#define RF_MDMCFG1_OFF 0x0f - -#define RF_MDMCFG1_FEC_EN (1 << 7) - -#define RF_MDMCFG1_NUM_PREAMBLE_MASK (7 << 4) -#define RF_MDMCFG1_NUM_PREAMBLE_2 (0 << 4) -#define RF_MDMCFG1_NUM_PREAMBLE_3 (1 << 4) -#define RF_MDMCFG1_NUM_PREAMBLE_4 (2 << 4) -#define RF_MDMCFG1_NUM_PREAMBLE_6 (3 << 4) -#define RF_MDMCFG1_NUM_PREAMBLE_8 (4 << 4) -#define RF_MDMCFG1_NUM_PREAMBLE_12 (5 << 4) -#define RF_MDMCFG1_NUM_PREAMBLE_16 (6 << 4) -#define RF_MDMCFG1_NUM_PREAMBLE_24 (7 << 4) - -#define RF_MDMCFG1_CHANSPC_E_MASK (3 << 0) -#define RF_MDMCFG1_CHANSPC_E_SHIFT (0) - -__xdata __at (0xdf10) uint8_t RF_MDMCFG0; -#define RF_MDMCFG0_OFF 0x10 - -#define RF_MDMCFG0_CHANSPC_M_SHIFT (0) - -__xdata __at (0xdf11) uint8_t RF_DEVIATN; -#define RF_DEVIATN_OFF 0x11 - -#define RF_DEVIATN_DEVIATION_E_SHIFT 4 -#define RF_DEVIATN_DEVIATION_M_SHIFT 0 - -__xdata __at (0xdf12) uint8_t RF_MCSM2; -#define RF_MCSM2_OFF 0x12 - -__xdata __at (0xdf13) uint8_t RF_MCSM1; -#define RF_MCSM1_OFF 0x13 - -__xdata __at (0xdf14) uint8_t RF_MCSM0; -#define RF_MCSM0_OFF 0x14 - -__xdata __at (0xdf15) uint8_t RF_FOCCFG; -#define RF_FOCCFG_OFF 0x15 - -__xdata __at (0xdf16) uint8_t RF_BSCFG; -#define RF_BSCFG_OFF 0x16 - -__xdata __at (0xdf17) uint8_t RF_AGCCTRL2; -#define RF_AGCCTRL2_OFF 0x17 - -__xdata __at (0xdf18) uint8_t RF_AGCCTRL1; -#define RF_AGCCTRL1_OFF 0x18 - -__xdata __at (0xdf19) uint8_t RF_AGCCTRL0; -#define RF_AGCCTRL0_OFF 0x19 - -__xdata __at (0xdf1a) uint8_t RF_FREND1; -#define RF_FREND1_OFF 0x1a - -#define RF_FREND1_LNA_CURRENT_SHIFT 6 -#define RF_FREND1_LNA2MIX_CURRENT_SHIFT 4 -#define RF_FREND1_LODIV_BUF_CURRENT_RX_SHIFT 2 -#define RF_FREND1_MIX_CURRENT_SHIFT 0 - -__xdata __at (0xdf1b) uint8_t RF_FREND0; -#define RF_FREND0_OFF 0x1b - -#define RF_FREND0_LODIV_BUF_CURRENT_TX_MASK (0x3 << 4) -#define RF_FREND0_LODIV_BUF_CURRENT_TX_SHIFT 4 -#define RF_FREND0_PA_POWER_MASK (0x7) -#define RF_FREND0_PA_POWER_SHIFT 0 - -__xdata __at (0xdf1c) uint8_t RF_FSCAL3; -#define RF_FSCAL3_OFF 0x1c - -__xdata __at (0xdf1d) uint8_t RF_FSCAL2; -#define RF_FSCAL2_OFF 0x1d - -__xdata __at (0xdf1e) uint8_t RF_FSCAL1; -#define RF_FSCAL1_OFF 0x1e - -__xdata __at (0xdf1f) uint8_t RF_FSCAL0; -#define RF_FSCAL0_OFF 0x1f - -__xdata __at (0xdf23) uint8_t RF_TEST2; -#define RF_TEST2_OFF 0x23 - -#define RF_TEST2_NORMAL_MAGIC 0x88 -#define RF_TEST2_RX_LOW_DATA_RATE_MAGIC 0x81 - -__xdata __at (0xdf24) uint8_t RF_TEST1; -#define RF_TEST1_OFF 0x24 - -#define RF_TEST1_TX_MAGIC 0x31 -#define RF_TEST1_RX_LOW_DATA_RATE_MAGIC 0x35 - -__xdata __at (0xdf25) uint8_t RF_TEST0; -#define RF_TEST0_OFF 0x25 - -#define RF_TEST0_7_2_MASK (0xfc) -#define RF_TEST0_VCO_SEL_CAL_EN (1 << 1) -#define RF_TEST0_0_MASK (1) - -/* These are undocumented, and must be computed - * using the provided tool. - */ -__xdata __at (0xdf27) uint8_t RF_PA_TABLE7; -#define RF_PA_TABLE7_OFF 0x27 - -__xdata __at (0xdf28) uint8_t RF_PA_TABLE6; -#define RF_PA_TABLE6_OFF 0x28 - -__xdata __at (0xdf29) uint8_t RF_PA_TABLE5; -#define RF_PA_TABLE5_OFF 0x29 - -__xdata __at (0xdf2a) uint8_t RF_PA_TABLE4; -#define RF_PA_TABLE4_OFF 0x2a - -__xdata __at (0xdf2b) uint8_t RF_PA_TABLE3; -#define RF_PA_TABLE3_OFF 0x2b - -__xdata __at (0xdf2c) uint8_t RF_PA_TABLE2; -#define RF_PA_TABLE2_OFF 0x2c - -__xdata __at (0xdf2d) uint8_t RF_PA_TABLE1; -#define RF_PA_TABLE1_OFF 0x2d - -__xdata __at (0xdf2e) uint8_t RF_PA_TABLE0; -#define RF_PA_TABLE0_OFF 0x2e - -__xdata __at (0xdf36) uint8_t RF_PARTNUM; -#define RF_PARTNUM_OFF 0x36 - -__xdata __at (0xdf37) uint8_t RF_VERSION; -#define RF_VERSION_OFF 0x37 - -__xdata __at (0xdf38) uint8_t RF_FREQEST; -#define RF_FREQEST_OFF 0x38 - -__xdata __at (0xdf39) uint8_t RF_LQI; -#define RF_LQI_OFF 0x39 - -#define RF_LQI_CRC_OK (1 << 7) -#define RF_LQI_LQI_EST_MASK (0x7f) - -__xdata __at (0xdf3a) uint8_t RF_RSSI; -#define RF_RSSI_OFF 0x3a - -__xdata __at (0xdf3b) uint8_t RF_MARCSTATE; -#define RF_MARCSTATE_OFF 0x3b - -#define RF_MARCSTATE_MASK 0x0f -#define RF_MARCSTATE_SLEEP 0x00 -#define RF_MARCSTATE_IDLE 0x01 -#define RF_MARCSTATE_VCOON_MC 0x03 -#define RF_MARCSTATE_REGON_MC 0x04 -#define RF_MARCSTATE_MANCAL 0x05 -#define RF_MARCSTATE_VCOON 0x06 -#define RF_MARCSTATE_REGON 0x07 -#define RF_MARCSTATE_STARTCAL 0x08 -#define RF_MARCSTATE_BWBOOST 0x09 -#define RF_MARCSTATE_FS_LOCK 0x0a -#define RF_MARCSTATE_IFADCON 0x0b -#define RF_MARCSTATE_ENDCAL 0x0c -#define RF_MARCSTATE_RX 0x0d -#define RF_MARCSTATE_RX_END 0x0e -#define RF_MARCSTATE_RX_RST 0x0f -#define RF_MARCSTATE_TXRX_SWITCH 0x10 -#define RF_MARCSTATE_RX_OVERFLOW 0x11 -#define RF_MARCSTATE_FSTXON 0x12 -#define RF_MARCSTATE_TX 0x13 -#define RF_MARCSTATE_TX_END 0x14 -#define RF_MARCSTATE_RXTX_SWITCH 0x15 -#define RF_MARCSTATE_TX_UNDERFLOW 0x16 - - -__xdata __at (0xdf3c) uint8_t RF_PKTSTATUS; -#define RF_PKTSTATUS_OFF 0x3c - -#define RF_PKTSTATUS_CRC_OK (1 << 7) -#define RF_PKTSTATUS_CS (1 << 6) -#define RF_PKTSTATUS_PQT_REACHED (1 << 5) -#define RF_PKTSTATUS_CCA (1 << 4) -#define RF_PKTSTATUS_SFD (1 << 3) - -__xdata __at (0xdf3d) uint8_t RF_VCO_VC_DAC; -#define RF_VCO_VC_DAC_OFF 0x3d - -#define nop() _asm nop _endasm; - -void -delay (unsigned char n) -{ - unsigned char i = 0; - - n <<= 1; - while (--n != 0) - while (--i != 0) - nop(); -} - -void -tone (unsigned char n, unsigned char m) -{ - unsigned char i = 0; - while (--m != 0) { - i = 128; - while (--i != 0) { - P2 = 0xff; - delay(n); - P2 = 0xfe; - delay(n); - } - } -} - -void -high() { - tone(1, 2); -} - -void -low() { - tone(2, 1); -} - -/* Values from SmartRF® Studio for: - * - * Deviation: 20.507812 kHz - * Datarate: 38.360596 kBaud - * Modulation: GFSK - * RF Freq: 434.549927 MHz - * Channel: 99.975586 kHz - * Channel: 0 - * RX filter: 93.75 kHz - */ - -/* - * For 434.550MHz, the frequency value is: - * - * 434.550e6 / (24e6 / 2**16) = 1186611.2 - */ - -#define FREQ_CONTROL 1186611 - -/* - * For IF freq of 140.62kHz, the IF value is: - * - * 140.62e3 / (24e6 / 2**10) = 6 - */ - -#define IF_FREQ_CONTROL 6 - -/* - * For channel bandwidth of 93.75 kHz, the CHANBW_E and CHANBW_M values are - * - * BW = 24e6 / (8 * (4 + M) * 2 ** E) - * - * So, M = 0 and E = 3 - */ - -#define CHANBW_M 0 -#define CHANBW_E 3 - -/* - * For a symbol rate of 38360kBaud, the DRATE_E and DRATE_M values are: - * - * R = (256 + M) * 2** E * 24e6 / 2**28 - * - * So M is 163 and E is 10 - */ - -#define DRATE_E 10 -#define DRATE_M 163 - -#define PACKET_LEN 255 - -/* This are from the table for 433MHz */ - -#define RF_POWER_M30_DBM 0x12 -#define RF_POWER_M20_DBM 0x0e -#define RF_POWER_M15_DBM 0x1d -#define RF_POWER_M10_DBM 0x34 -#define RF_POWER_M5_DBM 0x2c -#define RF_POWER_0_DBM 0x60 -#define RF_POWER_5_DBM 0x84 -#define RF_POWER_7_DBM 0xc8 -#define RF_POWER_10_DBM 0xc0 - -#define RF_POWER RF_POWER_0_DBM - -static __code uint8_t radio_setup[] = { - RF_PA_TABLE7_OFF, RF_POWER, - RF_PA_TABLE6_OFF, RF_POWER, - RF_PA_TABLE5_OFF, RF_POWER, - RF_PA_TABLE4_OFF, RF_POWER, - RF_PA_TABLE3_OFF, RF_POWER, - RF_PA_TABLE2_OFF, RF_POWER, - RF_PA_TABLE1_OFF, RF_POWER, - RF_PA_TABLE0_OFF, RF_POWER, - - RF_FREQ2_OFF, FREQ_CONTROL >> 16, - RF_FREQ1_OFF, FREQ_CONTROL >> 8, - RF_FREQ0_OFF, FREQ_CONTROL >> 0, - - RF_FSCTRL1_OFF, (IF_FREQ_CONTROL << RF_FSCTRL1_FREQ_IF_SHIFT), - RF_FSCTRL0_OFF, (0 << RF_FSCTRL0_FREQOFF_SHIFT), - - RF_MDMCFG4_OFF, ((CHANBW_E << RF_MDMCFG4_CHANBW_E_SHIFT) | - (CHANBW_M << RF_MDMCFG4_CHANBW_M_SHIFT) | - (DRATE_E << RF_MDMCFG4_DRATE_E_SHIFT)), - RF_MDMCFG3_OFF, (DRATE_M << RF_MDMCFG3_DRATE_M_SHIFT), - RF_MDMCFG2_OFF, (RF_MDMCFG2_DEM_DCFILT_OFF | - RF_MDMCFG2_MOD_FORMAT_GFSK | - RF_MDMCFG2_SYNC_MODE_NONE), - RF_MDMCFG1_OFF, (RF_MDMCFG1_NUM_PREAMBLE_4 | - (2 << RF_MDMCFG1_CHANSPC_E_SHIFT)), - RF_MDMCFG0_OFF, (17 << RF_MDMCFG0_CHANSPC_M_SHIFT), - - RF_CHANNR_OFF, 0, - - RF_DEVIATN_OFF, ((3 << RF_DEVIATN_DEVIATION_E_SHIFT) | - (6 << RF_DEVIATN_DEVIATION_M_SHIFT)), - - /* SmartRF says set LODIV_BUF_CURRENT_TX to 0 - * And, we're not using power ramping, so use PA_POWER 0 - */ - RF_FREND0_OFF, ((1 << RF_FREND0_LODIV_BUF_CURRENT_TX_SHIFT) | - (0 << RF_FREND0_PA_POWER_SHIFT)), - - RF_FREND1_OFF, ((1 << RF_FREND1_LNA_CURRENT_SHIFT) | - (1 << RF_FREND1_LNA2MIX_CURRENT_SHIFT) | - (1 << RF_FREND1_LODIV_BUF_CURRENT_RX_SHIFT) | - (2 << RF_FREND1_MIX_CURRENT_SHIFT)), - RF_MCSM0_OFF, 0x18, - RF_FOCCFG_OFF, 0x16, - RF_BSCFG_OFF, 0x6C, - - RF_AGCCTRL2_OFF, 0x43, - RF_AGCCTRL1_OFF, 0x40, - RF_AGCCTRL0_OFF, 0x91, - - RF_FSCAL3_OFF, 0xE9, - RF_FSCAL2_OFF, 0x0A, - RF_FSCAL1_OFF, 0x00, - RF_FSCAL0_OFF, 0x1F, - - RF_TEST2_OFF, 0x88, - RF_TEST1_OFF, 0x31, - RF_TEST0_OFF, 0x09, - - /* default sync values */ - RF_SYNC1_OFF, 0xD3, - RF_SYNC0_OFF, 0x91, - - /* max packet length */ - RF_PKTLEN_OFF, PACKET_LEN, - - RF_PKTCTRL1_OFF, 0x04, - RF_PKTCTRL0_OFF, 0x00, - RF_ADDR_OFF, 0x00, - RF_MCSM2_OFF, 0x07, - RF_MCSM1_OFF, 0x30, - - RF_IOCFG2_OFF, 0x00, - RF_IOCFG1_OFF, 0x00, - RF_IOCFG0_OFF, 0x00, -}; - -void -radio_init() { - uint8_t i; - for (i = 0; i < sizeof (radio_setup); i += 2) - RF[radio_setup[i]] = radio_setup[i+1]; -} - -main () -{ - CLKCON = 0; - while (!(SLEEP & SLEEP_XOSC_STB)) - ; - /* Set P2_0 to output */ - radio_init (); - delay(100); - - for (;;) { - uint8_t i; - RFST = RFST_SIDLE; - delay(100); - RFST = RFST_STX; - for (i = 0; i < PACKET_LEN - 1; i++) { - while (!RFTXRXIF); - RFTXRXIF = 0; - RFD = 0x55; - } - delay(100); - } -}