📄 nrf905config.s
字号:
.module nrf905config.c
.area data(ram, con, rel)
_TxBuf::
.blkb 2
.area idata
.byte 'e,'f
.area data(ram, con, rel)
.blkb 2
.area idata
.byte 'g,'h
.area data(ram, con, rel)
.blkb 2
.area idata
.byte 'i,'j
.area data(ram, con, rel)
.blkb 2
.area idata
.byte 'k,'l
.area data(ram, con, rel)
.blkb 2
.area idata
.byte 'm,'n
.area data(ram, con, rel)
.blkb 2
.area idata
.byte 'o,'p
.area data(ram, con, rel)
.blkb 2
.area idata
.byte 'q,'r
.area data(ram, con, rel)
.blkb 2
.area idata
.byte 's,'t
.area data(ram, con, rel)
.blkb 2
.area idata
.byte 'u,'v
.area data(ram, con, rel)
.blkb 2
.area idata
.byte 'w,'x
.area data(ram, con, rel)
.blkb 2
.area idata
.byte 'y,'z
.area data(ram, con, rel)
.blkb 2
.area idata
.byte 123,124
.area data(ram, con, rel)
.blkb 2
.area idata
.byte 125,126
.area data(ram, con, rel)
.blkb 2
.area idata
.byte 127,128
.area data(ram, con, rel)
.blkb 2
.area idata
.byte 129,130
.area data(ram, con, rel)
.blkb 2
.area idata
.byte 131,132
.area data(ram, con, rel)
.dbfile F:\programme\RF905\nrf905config.c
.dbsym e TxBuf _TxBuf A[32:32]c
.area text(rom, con, rel)
.dbfile F:\programme\RF905\nrf905config.c
.dbfunc e nrf905_Config _nrf905_Config fV
.even
_nrf905_Config::
rcall push_gset2
.dbline -1
.dbline 14
; #include "nrf905.h"
; #include <iom8v.h>
; extern void DelayMs(uchar ms);
; extern void DelayUs(uint us);
;
; #define SIZE 32
;
; uchar TxBuf[SIZE]={101,102,103,104,105,106,107,108,109,110,
; 111,112,113,114,115,116,117,118,119,120,
; 121,122,123,124,125,126,127,128,129,130,
; 131,132};
; uchar RxBuf[SIZE];
; void nrf905_Config(void)
; {
.dbline 15
; CLR(PORTB,CSN); // Spi 片选开
cbi 0x18,2
.dbline 16
; nrf905_SpiRW(WC); // Write config command
clr R16
clr R17
rcall _nrf905_SpiRW
.dbline 17
; nrf905_SpiRW(CH_NO_BYTE); //中心频率低8位
ldi R16,76
ldi R17,0
rcall _nrf905_SpiRW
.dbline 18
; nrf905_SpiRW(PA_PWR_10dBm | HFREQ_PLL_433MHz); //发射+10dBm,发射频率433MHz,中心频率第9位=0
ldi R16,12
ldi R17,0
rcall _nrf905_SpiRW
.dbline 19
; nrf905_SpiRW(TX_AFW_4BYTE | RX_AFW_4BYTE); //接收地址宽度4字节,发送地址宽度4字节
ldi R16,68
ldi R17,0
rcall _nrf905_SpiRW
.dbline 20
; nrf905_SpiRW(RX_PW_32BYTE); //接收数据宽度32字节
ldi R16,32
ldi R17,0
rcall _nrf905_SpiRW
.dbline 21
; nrf905_SpiRW(TX_PW_32BYTE); //发送数据宽度32字节
ldi R16,32
ldi R17,0
rcall _nrf905_SpiRW
.dbline 22
; nrf905_SpiRW(RX_ADDRESS_0); //接收有效地址第1字节
ldi R16,18
ldi R17,0
ldi R18,0
ldi R19,0
rcall _nrf905_SpiRW
.dbline 23
; nrf905_SpiRW(RX_ADDRESS_1); //接收有效地址第2字节
ldi R16,52
ldi R17,0
ldi R18,0
ldi R19,0
rcall _nrf905_SpiRW
.dbline 24
; nrf905_SpiRW(RX_ADDRESS_2); //接收有效地址第3字节
ldi R16,86
ldi R17,0
ldi R18,0
ldi R19,0
rcall _nrf905_SpiRW
.dbline 25
; nrf905_SpiRW(RX_ADDRESS_3); //接收有效地址第4字节
ldi R16,120
ldi R17,0
ldi R18,0
ldi R19,0
rcall _nrf905_SpiRW
.dbline 26
; nrf905_SpiRW(CRC16_EN | XOF_16MHz); //CRC16模式使能,晶体振荡器频率16MHz
ldi R16,216
ldi R17,0
rcall _nrf905_SpiRW
.dbline 27
; SET(PORTB,CSN); // Disable Spi
sbi 0x18,2
.dbline -2
L1:
rcall pop_gset2
.dbline 0 ; func end
ret
.dbend
.dbfunc e nrf905_SpiRW _nrf905_SpiRW fc
; temp -> R20
; val -> R16
.even
_nrf905_SpiRW::
rcall push_gset1
.dbline -1
.dbline 31
; }
;
; uchar nrf905_SpiRW(uchar val)
; { uchar temp;
.dbline 33
;
; SPDR=val;
out 0xf,R16
L3:
.dbline 35
L4:
.dbline 34
; while ((SPSR&(1<<SPIF))==0)
sbis 0xe,7
rjmp L3
.dbline 36
; ;
; temp=SPDR;
in R20,0xf
.dbline 37
; return temp;
mov R16,R20
.dbline -2
L2:
rcall pop_gset1
.dbline 0 ; func end
ret
.dbsym r temp 20 c
.dbsym r val 16 c
.dbend
.dbfunc e nrf905_StandBy _nrf905_StandBy fV
.even
_nrf905_StandBy::
.dbline -1
.dbline 42
; }
;
; //PwrDown->StandBy
; void nrf905_StandBy()
; {
.dbline 43
; SET(PORTB,PWRUP);
sbi 0x18,0
.dbline 44
; CLR(PORTB,TRXCE);
cbi 0x18,1
.dbline 45
; CLR(PORTB,TX_EN);
cbi 0x18,6
.dbline -2
L6:
.dbline 0 ; func end
ret
.dbend
.dbfunc e nrf905_Off _nrf905_Off fV
.even
_nrf905_Off::
.dbline -1
.dbline 50
; }
;
; //->PwrDown
; void nrf905_Off()
; {
.dbline 51
; CLR(PORTB,PWRUP);
cbi 0x18,0
.dbline -2
L7:
.dbline 0 ; func end
ret
.dbend
.dbfunc e nrf905_TxOn _nrf905_TxOn fV
.even
_nrf905_TxOn::
.dbline -1
.dbline 56
; }
;
; //->ShockBurst Send
; void nrf905_TxOn()
; {
.dbline 57
; SET(PORTB,PWRUP);
sbi 0x18,0
.dbline 58
; SET(PORTB,TX_EN);
sbi 0x18,6
.dbline 59
; CLR(PORTB,TRXCE);
cbi 0x18,1
.dbline -2
L8:
.dbline 0 ; func end
ret
.dbend
.dbfunc e nrf905_TxSend _nrf905_TxSend fV
.even
_nrf905_TxSend::
.dbline -1
.dbline 64
; }
;
; //->ShockBurst Send
; void nrf905_TxSend()
; {
.dbline 65
; SET(PORTB,TRXCE);
sbi 0x18,1
.dbline 66
; DelayUs(20);//>10us
ldi R16,20
ldi R17,0
rcall _DelayUs
.dbline 67
; CLR(PORTB,TRXCE);//只发送一次
cbi 0x18,1
.dbline -2
L9:
.dbline 0 ; func end
ret
.dbend
.dbfunc e nrf905_RxOn _nrf905_RxOn fV
.even
_nrf905_RxOn::
.dbline -1
.dbline 72
; }
;
; //->ShockBurst Recv
; void nrf905_RxOn()
; {
.dbline 73
; SET(PORTB,PWRUP);
sbi 0x18,0
.dbline 74
; CLR(PORTB,TX_EN); //maybe first
cbi 0x18,6
.dbline 75
; SET(PORTB,TRXCE);
sbi 0x18,1
.dbline -2
L10:
.dbline 0 ; func end
ret
.dbend
.dbfunc e nrf905_Init _nrf905_Init fV
.even
_nrf905_Init::
.dbline -1
.dbline 80
; }
;
; //初始化nrf905
; void nrf905_Init()
; {
.dbline 81
; nrf905_StandBy();
rcall _nrf905_StandBy
.dbline 82
; DelayMs(10);//!!!must >3ms
ldi R16,10
rcall _DelayMs
.dbline 83
; nrf905_Config();
rcall _nrf905_Config
.dbline 85
;
; nrf905_SpiTest();//test...
rcall _nrf905_SpiTest
.dbline 86
; nrf905_RxOn();
rcall _nrf905_RxOn
.dbline -2
L11:
.dbline 0 ; func end
ret
.dbend
.dbfunc e nrf905_SpiTest _nrf905_SpiTest fV
; i -> R20
.even
_nrf905_SpiTest::
rcall push_gset1
.dbline -1
.dbline 91
; }
;
; //测试：通过读配置，判断SPI操作是否正确
; void nrf905_SpiTest()
; {uchar i;
.dbline 92
; CLR(PORTB,CSN);
cbi 0x18,2
.dbline 93
; nrf905_SpiRW(RC); //读配置
ldi R16,16
rcall _nrf905_SpiRW
.dbline 94
; for (i=0;i<10;i++)
clr R20
rjmp L16
L13:
.dbline 95
.dbline 96
clr R16
rcall _nrf905_SpiRW
ldi R24,<_RxBuf
ldi R25,>_RxBuf
mov R30,R20
clr R31
add R30,R24
adc R31,R25
std z+0,R16
.dbline 97
L14:
.dbline 94
inc R20
L16:
.dbline 94
cpi R20,10
brlo L13
.dbline 98
; {
; RxBuf[i]= nrf905_SpiRW(0);//read from nrf905
; }
; SET(PORTB,CSN);
sbi 0x18,2
.dbline -2
L12:
rcall pop_gset1
.dbline 0 ; func end
ret
.dbsym r i 20 c
.dbend
.dbfunc e nrf905_SetTxAddr _nrf905_SetTxAddr fV
.even
_nrf905_SetTxAddr::
.dbline -1
.dbline 103
; }
;
; //写Tx地址
; void nrf905_SetTxAddr()
; {
.dbline 104
; CLR(PORTB,CSN);
cbi 0x18,2
.dbline 105
; nrf905_SpiRW(WTA); //写Tx地址
ldi R16,34
rcall _nrf905_SpiRW
.dbline 106
; nrf905_SpiRW(TX_ADDRESS_0);
ldi R16,18
rcall _nrf905_SpiRW
.dbline 107
; nrf905_SpiRW(TX_ADDRESS_1);
ldi R16,52
rcall _nrf905_SpiRW
.dbline 108
; nrf905_SpiRW(TX_ADDRESS_2);
ldi R16,86
rcall _nrf905_SpiRW
.dbline 109
; nrf905_SpiRW(TX_ADDRESS_3);
ldi R16,120
rcall _nrf905_SpiRW
.dbline 110
; SET(PORTB,CSN);
sbi 0x18,2
.dbline -2
L17:
.dbline 0 ; func end
ret
.dbend
.dbfunc e nrf905_SetData _nrf905_SetData fV
; i -> R20
.even
_nrf905_SetData::
rcall push_gset1
.dbline -1
.dbline 115
; }
;
; //写Tx数据
; void nrf905_SetData()
; {uchar i;
.dbline 117
;
; CLR(PORTB,CSN);
cbi 0x18,2
.dbline 118
; nrf905_SpiRW(WTP); //写TxPayload
ldi R16,32
rcall _nrf905_SpiRW
.dbline 119
; for (i=0;i<SIZE;i++)
clr R20
rjmp L22
L19:
.dbline 120
.dbline 121
ldi R24,<_TxBuf
ldi R25,>_TxBuf
mov R30,R20
clr R31
add R30,R24
adc R31,R25
ldd R16,z+0
rcall _nrf905_SpiRW
.dbline 122
L20:
.dbline 119
inc R20
L22:
.dbline 119
cpi R20,32
brlo L19
.dbline 124
; {
; nrf905_SpiRW(TxBuf[i]);
; }
;
; SET(PORTB,CSN);
sbi 0x18,2
.dbline -2
L18:
rcall pop_gset1
.dbline 0 ; func end
ret
.dbsym r i 20 c
.dbend
.dbfunc e nrf905_WaitSended _nrf905_WaitSended fV
.even
_nrf905_WaitSended::
.dbline -1
.dbline 129
; }
;
; //等待发送结束
; void nrf905_WaitSended()
; {
L24:
.dbline 130
L25:
.dbline 130
; while ((PINC&(1<<DR))==0);
sbis 0x13,2
rjmp L24
.dbline -2
L23:
.dbline 0 ; func end
ret
.dbend
.dbfunc e nrf905_SendData _nrf905_SendData fV
.even
_nrf905_SendData::
.dbline -1
.dbline 135
; }
;
; //发送TxBuf中的数据
; void nrf905_SendData()
; {
.dbline 136
; nrf905_TxOn(); //切换到发送模式
rcall _nrf905_TxOn
.dbline 137
; nrf905_SetTxAddr(); //写发送地址
rcall _nrf905_SetTxAddr
.dbline 138
; nrf905_SetData(); //写数据
rcall _nrf905_SetData
.dbline 139
; nrf905_TxSend(); //启动发送
rcall _nrf905_TxSend
.dbline 141
; // nrf905_WaitSended();//等待发送结束 有改动
; DelayMs(10);
ldi R16,10
rcall _DelayMs
.dbline -2
L27:
.dbline 0 ; func end
ret
.dbend
.dbfunc e nrf905_SendAgain _nrf905_SendAgain fV
.even
_nrf905_SendAgain::
.dbline -1
.dbline 147
;
; }
;
; //测试直接重新发送上次写入的数据
; void nrf905_SendAgain()
; {
.dbline 148
; nrf905_TxOn();
rcall _nrf905_TxOn
.dbline 149
; nrf905_TxSend();
rcall _nrf905_TxSend
.dbline 151
; // nrf905_WaitSended();
; DelayMs(20);
ldi R16,20
rcall _DelayMs
.dbline -2
L28:
.dbline 0 ; func end
ret
.dbend
.dbfunc e nrf905_ReadData _nrf905_ReadData fV
; i -> R20
.even
_nrf905_ReadData::
rcall push_gset1
.dbline -1
.dbline 156
; }
;
; //读出接收到的数据
; void nrf905_ReadData()
; {
.dbline 159
; uchar i;
;
; CLR(PORTB,CSN);
cbi 0x18,2
.dbline 160
; nrf905_SpiRW(RRP); //读RxPayload
ldi R16,36
rcall _nrf905_SpiRW
.dbline 161
; for (i=0;i<SIZE;i++)
clr R20
rjmp L33
L30:
.dbline 162
.dbline 163
clr R16
rcall _nrf905_SpiRW
ldi R24,<_RxBuf
ldi R25,>_RxBuf
mov R30,R20
clr R31
add R30,R24
adc R31,R25
std z+0,R16
.dbline 164
L31:
.dbline 161
inc R20
L33:
.dbline 161
cpi R20,32
brlo L30
.dbline 166
; {
; RxBuf[i]=nrf905_SpiRW(0);//read...
; }
;
; SET(PORTB,CSN);
sbi 0x18,2
.dbline -2
L29:
rcall pop_gset1
.dbline 0 ; func end
ret
.dbsym r i 20 c
.dbend
.dbfunc e RfRecvProc _RfRecvProc fc
; i -> <dead>
.even
_RfRecvProc::
.dbline -1
.dbline 174
;
; }
;
;
;
; //接收处理
; uchar RfRecvProc()
; {uchar i;
.dbline 179
; //if((PINC&(1<<CD))==0) return 'C';
;
; // if ((PINC&(1<<AM))==0) return 'A';//一般先AM=1指示地址匹配对
;
; if ((PINC&(1<<DR))==0) return 'N';//DR=1时表示数据接收对而且Crc正确
sbic 0x13,2
rjmp L35
.dbline 179
ldi R16,78
rjmp L34
L35:
.dbline 182
;
; //已经接收到数据
; nrf905_ReadData();//读出...
rcall _nrf905_ReadData
.dbline 183
; return 'y';
ldi R16,121
.dbline -2
L34:
.dbline 0 ; func end
ret
.dbsym l i 1 c
.dbend
.dbfunc e RfSendProc _RfSendProc fV
; i -> <dead>
.even
_RfSendProc::
.dbline -1
.dbline 200
; /* for (i=0;i<32;i++)
; { if (RxBuf[i]!=(i+i))
; return;
; }*/
;
; //数据接收正确...灯指示
; // CPL(PORTD,LED);
;
; //从机回送数据包,这样双方都能指示是否收到有效数据包
; /* #ifndef MASTER
; RfSendProc();
; #endif*/
; }
;
; //发送测试
; void RfSendProc()
; {uchar i;
.dbline 203
; // for (i=0;i<32;i++)
; // TxBuf[i]=i+i;
; nrf905_SendData(); //发送测试数据
rcall _nrf905_SendData
.dbline 204
; nrf905_RxOn(); //重新回到接收状态
rcall _nrf905_RxOn
.dbline -2
L37:
.dbline 0 ; func end
ret
.dbsym l i 1 c
.dbend
.dbfunc e DelayMs _DelayMs fV
; i -> R20
; ms -> R22
.even
_DelayMs::
rcall push_gset2
mov R22,R16
.dbline -1
.dbline 212
; }
;
;
;
;
;
; void DelayMs(uchar ms)
; {char i;
.dbline 213
; for (i=0;i<ms;i++)
clr R20
rjmp L42
L39:
.dbline 214
.dbline 214
ldi R16,1000
ldi R17,3
rcall _DelayUs
.dbline 215
L40:
.dbline 213
inc R20
L42:
.dbline 213
cp R20,R22
brlo L39
.dbline 216
; {DelayUs(1000);
; }
; return;
.dbline -2
L38:
rcall pop_gset2
.dbline 0 ; func end
ret
.dbsym r i 20 c
.dbsym r ms 22 c
.dbend
.dbfunc e DelayUs _DelayUs fV
; i -> R20,R21
; us -> R16,R17
.even
_DelayUs::
rcall push_gset1
.dbline -1
.dbline 220
; }
;
; void DelayUs(uint us)
; {uint i;
.dbline 221
; for (i=0;i<us;i++)
clr R20
clr R21
rjmp L47
L44:
.dbline 222
L45:
.dbline 221
subi R20,255 ; offset = 1
sbci R21,255
L47:
.dbline 221
cp R20,R16
cpc R21,R17
brlo L44
.dbline -2
L43:
rcall pop_gset1
.dbline 0 ; func end
ret
.dbsym r i 20 i
.dbsym r us 16 i
.dbend
.area bss(ram, con, rel)
.dbfile F:\programme\RF905\nrf905config.c
_RxBuf::
.blkb 32
.dbsym e RxBuf _RxBuf A[32:32]c
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