📄 ch.lst
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C51 COMPILER V8.02 CH 11/29/2006 17:29:51 PAGE 1
C51 COMPILER V8.02, COMPILATION OF MODULE CH
OBJECT MODULE PLACED IN .\obj\ch.obj
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE ch.c BROWSE DEBUG OBJECTEXTEND OBJECT(.\obj\ch.obj)
line level source
1 #define CH //定义主要通道的处理函数B1,B2,D,eoc,M4,M5/M6
2
3 #include "reg51.h"
4 #include "intrins.h"
5 #include "absacc.h"
6 #include "io.h"//AT89C2051的IO定义
7 #include "spi.h"//将SPI子函数定义为外部函数
8 #include "sub.h"//激活子函数定义为外部函数
9 #include "ch.h"//通道子函数定义为外部函数
10
11 /************************DCH-non-ISDN使用********************/
12 void D_channel_initial()//non-ISDN使用
13 {
14 1
15 1 _nop_();
16 1 reset();
17 1 _nop_();
18 1 writedata(0x7A,8);//BR10 address Enable SCP/PCP D channel read/write access through OR12
19 1 _nop_();
20 1 writedata(0x02,8);//BR10(b1) select D channel置1
21 1 _nop_();
22 1 writedata(0x48,8);//IRQ3使能
23 1 _nop_();
24 1 writedata(0x28,8);// Set activation request bit
25 1 _nop_();
26 1 }
27
28 void D_channel_interrupt()//non-ISDN使用
29 {
30 1 unsigned char val;
31 1 if(val&0x38==0x38)//NR3(b3) = 1
32 1 {
33 2 if(val&0x1F==0x1F)//IF NR1 = F
34 2 {
35 3
36 3 }
37 2 else
38 2 {
39 3 if((val&0x1A==0x1A)||(val&0x1B==0x1B))//IF NR1 = A or B AND initial activation
40 3 writedata(0x21,8);
41 3 else
42 3 {
43 4 if(val&0x14==0x14)
44 4 writedata(0x14,8);
45 4 }
46 3 }
47 2 }
48 1 }
49
50 /********timeslot assignment programming********/
51 void timeslot_initial()
52 {
53 1 _nop_();
54 1 reset();
55 1 _nop_();
C51 COMPILER V8.02 CH 11/29/2006 17:29:51 PAGE 2
56 1 writedata(0x7A,8);//BR10 address
57 1 _nop_();
58 1 writedata(0x01,8);//BR10(b0) <– 1; Select Init Group Overlay registers
59 1 _nop_();
60 1 writedata(0x7A,8);//BR10先写入地址0111-1010 Select Init Group Overlay registers
61 1 _nop_();
62 1 writedata(0x01,8);//BR10(b0) <– 1;
63 1 _nop_();
64 1 writedata(0x70,8);//OR0 address
65 1 _nop_();
66 1 writedata(0x08,8);//OR0 <–08
67 1 _nop_();
68 1 writedata(0x71,8);//OR1 address
69 1 _nop_();
70 1 writedata(0x0C,8);//OR1 <0C
71 1 _nop_();
72 1 writedata(0x72,8);//OR2 address
73 1 _nop_();
74 1 writedata(0x11,8);//OR2 <11
75 1 _nop_();
76 1 writedata(0x73,8);//OR3 address
77 1 _nop_();
78 1 writedata(0x08,8);//OR3 <–08
79 1 _nop_();
80 1 writedata(0x74,8);//OR4 address
81 1 _nop_();
82 1 writedata(0x0C,8);//OR4 <0C
83 1 _nop_();
84 1 writedata(0x75,8);//OR5 address
85 1 _nop_();
86 1 writedata(0x11,8);//OR5 <11
87 1 _nop_();
88 1 writedata(0x76,8);//OR6 address
89 1 _nop_();
90 1 writedata(0xE0,8);//OR6 <E0
91 1 _nop_();
92 1 writedata(0x7A,8);//OR10 address
93 1 _nop_();
94 1 writedata(0x00,8);//BR10(b0) <-0 not select Init Group Overlay registers
95 1 _nop_();
96 1 }
97
98 void timer_ISR()
99 {
100 1 ;
101 1 }
102 /***********febe and nebe counters*********/
103
104 void febe_nebe_initial()
105 {
106 1
107 1 _nop_();
108 1 writedata(0x74,8);// BR4 Clear febe counter
109 1 _nop_();
110 1 writedata(0x00,8);//BR4-00000000
111 1 _nop_();
112 1 _nop_();
113 1 writedata(0x75,8);// BR5 Clear nebe counter
114 1 _nop_();
115 1 writedata(0x00,8);//BR5-00000000
116 1 _nop_();
117 1 writedata(0x7A,8);//BR10 add
C51 COMPILER V8.02 CH 11/29/2006 17:29:51 PAGE 3
118 1 _nop_();
119 1 writedata(0x01,8);//BR10(b0)<-1
120 1 _nop_();
121 1 writedata(0x77,8);//OR7 add
122 1 _nop_();
123 1 writedata(0x01,8);// Enable febe/nebe rollover
124 1 _nop_();
125 1 writedata(0x7A,8);//BR10 add
126 1 _nop_();
127 1 writedata(0x00,8);//BR10(b0)<-0
128 1 _nop_();
129 1 }
130
131 void febe_nebe_interrupt()
132 {
133 1 if(1)//block error ratio timer 1.2 second--100 blocks
134 1 {
135 2 //febe <– BR4; /* store current febe */
136 2 //FE_BLER <– febe – last_febe /* calculate far end BLER of last 1.2 sec */
137 2 //IF FE_BLER <= 0 THEN /* test for febe counter rollover */
138 2 //FE_BLER <– 256 – FE_BLER /* adjust far end BLER for counter
139 2 //rollover */
140 2 //last_febe <– BR4 /* update last_febe */
141 2 //nebe <– BR5; /* store current nebe */
142 2 //NE_BLER <– nebe – last_nebe /* calculate near end BLER of last 1.2 sec */
143 2 //IF NE_BLER <= 0 THEN /* test for nebe counter rollover */
144 2 //NE_BLER <– 256 – NE_BLER /* adjust near end BLER for counter
145 2 //rollover */
146 2 //last_nebe <– BR5 /* update last_nebe */
147 2 }
148 1 }
149
MODULE INFORMATION: STATIC OVERLAYABLE
CODE SIZE = 324 ----
CONSTANT SIZE = ---- ----
XDATA SIZE = ---- ----
PDATA SIZE = ---- ----
DATA SIZE = ---- 1
IDATA SIZE = ---- ----
BIT SIZE = ---- ----
END OF MODULE INFORMATION.
C51 COMPILATION COMPLETE. 0 WARNING(S), 0 ERROR(S)
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