BK4815 RF transceiver源程序開發資料下載

ID:919874 · 發表于 2021-5-12 10:51

The BK4815N is a half duplex TDD FM
transceiver operating from 124 MHz to 560 MHz band for worldwide personalradio. Besides speech communication, the BK4815N on-chip FSK data modem
supports F2D and F1W emission to be
used in both FRS and DPMR band for textmessage and GPS information exchange.

單片機源程序如下:

#include"system.h"
#include"math.h"
#include"bk4815.h"
#include"memory.h"
#include"voice.h"
#include"uart.h"
#include"time.h"
#define OUT_BK4815_SCK P06
#define OUT_BK4815_SCN P05
#define OUT_BK4815_SDATA P04
#define IN_BK4815_SDATA P04
#define IN_BK4815_IO0 P03
#define IN_BK4815_IO1 P02
#define IN_BK4815_INIT P01
#define SET_BK4815_DATA_IN {P0MDH &= 0xFC; P0MDH |= 0x01;}
#define SET_BK4815_DATA_OUT {P0MDH &= 0xFC; P0MDH |= 0x02;}
#define OSC 26000000L
#define IF IF_137K
#define DIV DIV_8
#define VCC_TX 0x0491
#define VCC_RX 0x048a
#define VCC_NO 0x0492
u16 readBK4815Reg(u8 reg)
{
u8 i;
u16 dat;
reg <<= 1;
reg |= 0x01; //讀的地址
OUT_BK4815_SCK = 0;
OUT_BK4815_SCN = 0;
for(i=0; i<8; i++)
{
if(reg & 0x80) OUT_BK4815_SDATA = 1;
else OUT_BK4815_SDATA = 0;
OUT_BK4815_SCK = 1;
OUT_BK4815_SCK = 0;
reg <<= 1;
}
SET_BK4815_DATA_IN
for(i=0; i<16; i++)
{
dat <<= 1;
dat |= IN_BK4815_SDATA;
OUT_BK4815_SCK = 1;
OUT_BK4815_SCK = 0;
}
OUT_BK4815_SCN = 1;
SET_BK4815_DATA_OUT
return dat;
}
void writeBK4815Reg(u8 reg, u16 dat)
{
u8 i;
reg <<= 1; //寫的地址
OUT_BK4815_SCK = 0;
OUT_BK4815_SCN = 0;
for(i=0; i<8; i++)
{
if(reg & 0x80) OUT_BK4815_SDATA = 1;
else OUT_BK4815_SDATA = 0;
OUT_BK4815_SCK = 1;
OUT_BK4815_SCK = 0;
reg <<= 1;
}
for(i=0; i<16; i++)
{
if(dat & 0x8000) OUT_BK4815_SDATA = 1;
else OUT_BK4815_SDATA = 0;
OUT_BK4815_SCK = 1;
OUT_BK4815_SCK = 0;
dat <<= 1;
}
OUT_BK4815_SCN = 1;
}
void initBK4815Port(void)
{
//#define OUT_BK4815_SCK P06
//#define OUT_BK4815_SCN P05
//#define OUT_BK4815_SDATA P04
P0MDH &= 0XC0;
P0MDH |= 0X2A;
OUT_BK4815_SCN = 1;
}

復制代碼

ID:1010505 · 發表于 2024-4-25 23:09

mark，好東東，不知道啥時候能玩下，這個對講機結構夠精簡

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BK4815 RF transceiver源程序開發資料下載