/Designs/HOPEwireless/SW_TX_RFM12B/RFM12B.h
0,0 → 1,184
/* mija 2008
defines for module RFM12B - RX/TX 868MHz
*/
 
#define CMD_SETTING 0x8000 // el, ef, b1, b0, x3, x2, x1, x0
#define CMD_POWER 0x8200 // er, ebb, et, es, ex, eb, ew, dc
#define CMD_FREQUENCY 0xA000 // f11..f0 860+F*0.005 MHz 36..3903
#define CMD_RATE 0xC600 // cs, r6..r0 BR=10M/29/(R+1)/1+cs*7)
#define CMD_RX 0x9000 // P16, d1, d0, i2..i0, g1, g0, r2..r0
#define CMD_FILTER 0xC228 // al, ml, s, f2..f0
#define CMD_FIFO 0xCA00 // f3..f0, sp, al, ff, dr
#define CMD_SYNCFIFO 0xCE00 // b7..b0
#define CMD_READ_FIFO 0xB000 // use for read FIFO
#define CMD_AFC 0xC400 // a1, a0, rl1, rl0, st, fi, oe, en
#define CMD_TX 0x9800 // mp, m3..m0, p2..p0
#define CMD_PLL 0xCC02 // ob1, ob0, lpx, ddy, ddit, bw0
#define CMD_TX_DATA 0xB800 // t7..t0
#define CMD_WAKE_UP 0xE000 // r4..r0, m7..m0 T=M*2^R [ms]
#define CMD_DUTY 0xC800 // d6..d0 D.C.= (D*2+1)/M*100%
#define CMD_BATTERY 0xC000 // d2..d0, v3..v0
#define CMD_STATUS 0x0000 // for read status
 
// CMD_SETTING
#define SETTING_EL 0x80 // enable TX register
#define SETTING_EF 0x40 // enable TX FIFO buffer
#define SETTING_B1 0x20 // select band
#define SETTING_B0 0x10 // select band
#define BAND_868 0x20
#define SETTING_X3 0x08 // select capacitor
#define SETTING_X2 0x04 // select capacitor
#define SETTING_X1 0x02 // select capacitor
#define SETTING_X0 0x01 // select capacitor
#define C_8_5pF 0x0
#define C_9pF 0x1
#define C_9_5pF 0x2
#define C_10pF 0x3
#define C_10_5pF 0x4
#define C_11pF 0x5
#define C_11_5pF 0x6
#define C_12pF 0x7
#define C_12_5pF 0x8
#define C_13pF 0x9
#define C_13_5pF 0xA
#define C_14pF 0xB
#define C_14_5pF 0xC
#define C_15pF 0xD
#define C_15_5pF 0xE
#define C_16pF 0xF
 
// CMD_POWER
#define POWER_ER 0x80 // enable receiver
#define POWER_EBB 0x40 // enable base band block
#define POWER_ET 0x20 // enable transmitter
#define POWER_ES 0x10 // enable synthesizer
#define POWER_EX 0x08 // enable crystal oscillator
#define POWER_EB 0x04 // enable low battery detector
#define POWER_EW 0x02 // enable wake up timer
#define POWER_DC 0x01 // disable clock output of CLK pin
 
// CMD_FREQUENCY
#define FREQUENCY_867 0x578
#define FREQUENCY_868 0x640
#define FREQUENCY_869 0x708
 
// CMD_RATE
#define RATE_1200 0x123
#define RATE_2400 0x8F
#define RATE_4800 0x47
#define RATE_CS_4800 0x108
#define RATE_9600 0x23
#define RATE_19200 0x11
#define RATE_38400 0x8
#define RATE_57600 0x5
#define RATE_115200 0x2
// CMD_RX
#define RX_P16 10 // VDI output / interrupt input
#define VDI_FAST 0x000 // VDI response time
#define VDI_MEDIUM 0x100
#define VDI_SLOW 0x200
#define VDI_ALWAYS_ON 0x300
#define BANDWIDTH_400 0x20 // baseband bandwidth[kHz]
#define BANDWIDTH_340 0x40
#define BANDWIDTH_270 0x60
#define BANDWIDTH_200 0x80
#define BANDWIDTH_134 0xA0
#define BANDWIDTH_67 0xC0
#define LNA_GAIN_0 0x00 // LNA_GAIN
#define LNA_GAIN_6 0x08 // -6dBm
#define LNA_GAIN_14 0x10 // -14dBm
#define LNA_GAIN_20 0x18 // -20dBm
#define DRSSI_103 0x0 // RSSI= DRSSI + LNA_GAIN -103dBm
#define DRSSI_97 0x1 // -97dBm
#define DRSSI_91 0x2 // -91dBm
#define DRSSI_85 0x3 // -85dBm
#define DRSSI_79 0x4 // -79dBm
#define DRSSI_73 0x5 // -73dBm
#define DRSSI_67 0x6 // -67dBm
#define DRSSI_61 0x7 // -61dBm
 
// CMD_FILTER
#define FILTER_AL 0x80 // enable clock recovery atuo-lock
#define FILTER_ML 0x40 // enable clock recovery fast mode
#define FILTER_S 0x10 // enable analog RC filter
#define DQD_7 0x7
#define DQD_6 0x6
#define DQD_5 0x5
#define DQD_4 0x4
#define DQD_3 0x3
#define DQD_2 0x2
#define DQD_1 0x1
#define DQD_0 0x0
 
// CMD_FIFO
#define FIFO_16 0x00 // FIFO level
#define FIFO_15 0xF0
#define FIFO_14 0xE0
#define FIFO_13 0xD0
#define FIFO_12 0xC0
#define FIFO_11 0xB0
#define FIFO_10 0xA0
#define FIFO_9 0x90
#define FIFO_8 0x80
#define FIFO_7 0x70
#define FIFO_6 0x60
#define FIFO_5 0x50
#define FIFO_4 0x40
#define FIFO_3 0x30
#define FIFO_2 0x20
#define FIFO_1 0x10
#define FIFO_SP 0x8 // select 1 byte sync.pattern
#define FIFO_AL 0x4 // start FIFO always
#define FIFO_FF 0x2 // enable FIFO fill
#define FIFO_DR 0x1 // disable hi sensitivity reset
 
// CMD_AFC
#define AFC_MCU 0x00 // AFC auto_mode by MCU
#define AFC_POWER_ON 0x40 // AFC at poweron
#define AFC_OFFSET 0x80 // AFC keep offset when VDI hi
#define AFC_VDI 0xC0 // AFC keeps independently from VDI
#define AFC_NORESTR 0x00 // range limit no restriction
#define AFC_RANG_16 0x10 // range limit +15/-16
#define AFC_RANG_8 0x20 // range limit +7/-8
#define AFC_RANG_4 0x30 // range limit +3/-4
#define AFC_ST 0x08 // store offset into outpur register
#define AFC_FI 0x04 // enable AFC hi accuracy mode
#define AFC_OE 0x02 // enable AFC output register
#define AFC_EN 0x01 // enable AFC function
 
// CMD_TX
#define TX_MP 0x100 // modulation polarity
#define TX_DEV_15 0x00 // select frequency deviation
#define TX_DEV_30 0x10
#define TX_DEV_45 0x20
#define TX_DEV_60 0x30
#define TX_DEV_75 0x40
#define TX_DEV_90 0x50
#define TX_DEV_105 0x60
#define TX_DEV_120 0x70
#define TX_DEV_135 0x80
#define TX_DEV_150 0x90
#define TX_DEV_165 0xA0
#define TX_DEV_180 0xB0
#define TX_DEV_195 0xC0
#define TX_DEV_210 0xD0
#define TX_DEV_225 0xE0
#define TX_DEV_240 0xF0
#define TX_POWER_0 0x00 // 0 select output power
#define TX_POWER_3 0x01 // -3dBm
#define TX_POWER_6 0x02 // -6dBm
#define TX_POWER_9 0x03 // -9Bm
#define TX_POWER_12 0x04 // -12dBm
#define TX_POWER_15 0x05 // -15dBm
#define TX_POWER_18 0x06 // -18dBm
#define TX_POWER_21 0x07 // -21dBm
 
// CMD_PLL
#define PLL_CLK_5_10 0x00 // microcontroller output clock 5-10Mhz
#define PLL_CLK_33 0x20 // 3.3MHz
#define PLL_CLK_25 0x40 // 2.5Mhz
#define PLL_LPX 0x10 // low power mode
#define PLL_DDY 0x08 // phase detector delay enable
#define PLL_DDIT 0x04 // disable the dithering in the PLL loop
#define PLL_BW0 0x01 // PLL bandwidth (max rate 256)
/Designs/HOPEwireless/SW_TX_RFM12B/TX_RFM12B.c
0,0 → 1,190
/* mija 2008
demo for RFM12B - TX 868MHz
 
CPU ATMEGA16
fcpu = 1MHz
 
!! define PIN,PORT,DDR for IOpin !!
*/
 
#include <avr/io.h>
#include <util/delay.h>
#include "RFM12B.h"
 
//************************************************************************
 
#define SDI PB3
#define SDI_PORT PORTB
#define SDI_DDR DDRB
 
#define FSK PC1
#define FSK_PORT PORTC
#define FSK_DDR DDRC
 
#define SDO PB4 // input for mega
#define SDO_PORT PORTB
#define SDO_DDR DDRB
#define SDO_PIN PINB
 
#define SCK PB5
#define SCK_PORT PORTB
#define SCK_DDR DDRB
 
#define nIRQ PD2 // input for mega
#define nIRQ_PORT PORTD
#define nIRQ_DDR DDRD
#define nIRQ_PIN PIND
 
#define nSEL PB2
#define nSEL_PORT PORTB
#define nSEL_DDR DDRB
 
#define LED PC3
#define LED_PORT PORTC
#define LED_DDR DDRC
 
// interni
#define SDI_H SDI_PORT |= _BV(SDI)
#define SDI_L SDI_PORT &= (~(_BV(SDI)))
#define SDI_INIT SDI_DDR |= _BV(SDI)
 
#define FSK_H FSK_PORT |= _BV(FSK)
#define FSK_L FSK_PORT &= (~(_BV(FSK)))
#define FSK_INIT FSK_DDR |= _BV(FSK)
 
#define SDO_INPUT (SDO_PIN & _BV(SDO))
#define SDO_INIT SDO_DDR &= (~(_BV(SDO)))
 
#define SCK_H SCK_PORT |= _BV(SCK)
#define SCK_L SCK_PORT &= (~(_BV(SCK)))
#define SCK_INIT SCK_DDR |= _BV(SCK)
 
#define nIRQ_INPUT (nIRQ_PIN & _BV(nIRQ))
#define nIRQ_INIT nIRQ_DDR &= (~(_BV(nIRQ)))
 
#define nSEL_H nSEL_PORT |= _BV(nSEL)
#define nSEL_L nSEL_PORT &= (~(_BV(nSEL)))
#define nSEL_INIT nSEL_DDR |= _BV(nSEL)
 
#define LED_H LED_PORT |= _BV(LED)
#define LED_L LED_PORT &= (~(_BV(LED)))
#define LED_INIT LED_DDR |= _BV(LED)
 
#define START_TX RF_WRITE_CMD(CMD_POWER|POWER_ET|POWER_ES|POWER_EX|POWER_DC)
#define STOP_TX RF_WRITE_CMD(CMD_POWER|POWER_DC)
 
//************************************************************************
 
//uint8_t test[16]={0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x3a,0x03b,0x3c,0x3d,0x3e,0x3f};
uint8_t test[17]="\n\rATmega16\n\r ---";
//uint8_t test[16]="0123456789abcdef";
 
 
//************************************************************************
 
void delay_ms(uint16_t time)
{
while(time--) _delay_ms(1);
}
 
void IO_INIT(void)
{
SDI_INIT;
SDO_INIT;
SCK_INIT;
nIRQ_INIT;
nSEL_INIT;
FSK_INIT;
LED_INIT;
}
 
void RF_INIT(void)
{
nSEL_H;
SDI_H;
SCK_L;
nIRQ_INPUT;
SDO_INPUT;
FSK_H;
}
 
void RF_WRITE_CMD(uint16_t cmd)
{
uint8_t i;
 
SCK_L;
nSEL_L;
for (i=0;i<16;i++)
{
SCK_L;
SCK_L;
if (cmd & 0x8000) SDI_H;
else SDI_L;
SCK_H;
SCK_H;
cmd <<= 1;
}
SCK_L;
nSEL_H;
}
 
void RF_WRITE_DATA(uint8_t data)
{
while (nIRQ_INPUT);
RF_WRITE_CMD(0xB800 + data);
}
 
int main()
{
uint8_t i,j,ChkSum;
 
IO_INIT();
RF_INIT();
LED_H;
delay_ms(100);
 
RF_WRITE_CMD(CMD_SETTING |SETTING_EL |SETTING_EF |BAND_868 |C_12pF );
RF_WRITE_CMD(CMD_POWER |POWER_ET |POWER_ES |POWER_EX |POWER_DC );
RF_WRITE_CMD(CMD_FREQUENCY |FREQUENCY_868 );
RF_WRITE_CMD(CMD_RATE |RATE_9600 );
//RF_WRITE_CMD(CMD_RX |RX_P16|VDI_FAST|BANDWIDTH_134|LNA_GAIN_0|DRSSI_103 );
//RF_WRITE_CMD(CMD_FILTER |FILTER_AL |DQD_4 );
//RF_WRITE_CMD(CMD_FIFO |FIFO_8 |FIFO_DR );
//RF_WRITE_CMD(CMD_SYNCFIFO |0xD4 );
//RF_WRITE_CMD(CMD_AFC |AFC_POWER_ON|AFC_RANG_8|AFC_OE |AFC_EN );
RF_WRITE_CMD(CMD_TX |TX_DEV_45 |TX_POWER_0 );
//RF_WRITE_CMD(CMD_PLL |PLL_CLK_25 |PLL_LPX |PLL_DDIT |PLL_BW0 );
 
j= 0;
while (1)
{
LED_H;
RF_WRITE_CMD(0x0000);
 
START_TX;
ChkSum = 0;
for (i=0;i<3;i++) RF_WRITE_DATA(0xAA);
RF_WRITE_DATA(0x2D);
RF_WRITE_DATA(0xD4);
for (i=0;i<16;i++)
{
RF_WRITE_DATA(test[i]);
ChkSum += test[i];
}
RF_WRITE_DATA(ChkSum);
RF_WRITE_DATA(0xAA);
RF_WRITE_DATA(0xAA);
STOP_TX;
LED_L;
delay_ms(500);
j++;
test[13]=(j/100)+0x30;
test[14]=((j%100)/10)+0x30;
test[15]=((j%100)%10)+0x30;
}
return 0;
}
 
 
 
/Designs/HOPEwireless/SW_TX_RFM12B/TX_RFM12B.hex
0,0 → 1,37
:100000000C942A000C9447000C9447000C94470071
:100010000C9447000C9447000C9447000C94470044
:100020000C9447000C9447000C9447000C94470034
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:100050000C94470011241FBECFE5D4E0DEBFCDBF16
:1000600010E0A0E6B0E0EEE1F2E002C005900D92F3
:10007000A237B107D9F710E0A2E7B0E001C01D92A6
:10008000A237B107E1F70E9484000C940E010C9492
:100090000000AC01892B59F020E030E08AEF90E0BD
:1000A0000197F1F72F5F3F4F24173507B9F70895F0
:1000B000BB9ABC98BD9A8A98BA9AA19AA39A0895B5
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:1001700090E00E94670089E392E80E94670010E027
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:02022E000000CE
:00000001FF