C51 COMPILER V9.60.7.0   LT68XX                                                            05/13/2024 00:07:49 PAGE 1   


C51 COMPILER V9.60.7.0, COMPILATION OF MODULE LT68XX
OBJECT MODULE PLACED IN .\Objects\lt68xx.obj
COMPILER INVOKED BY: d:\Keil\C51\BIN\C51.EXE Src\lt68xx.c OMF2 OPTIMIZE(8,SPEED) BROWSE INCDIR(.\Src;.\Task;.\Task\cpu_p
                    -ort\S92F8003A;.\Task\cfg;.\Task\pt_thread;.\SC92F8003_Lib\Inc) DEBUG CODE LISTINCLUDE SYMBOLS PRINT(.\Listings\lt68xx.ls
                    -t) PREPRINT(.\Listings\lt68xx.i) OBJECT(.\Objects\lt68xx.obj)

line level    source

   1          #include "lt68xx.h" 
   1      =1  #ifndef _LT68XX_H_
   2      =1  #define _LT68XX_H_ 
   3      =1  void LT_Readreg(unsigned char reg,unsigned char *RegH,unsigned char *RegL );
   4      =1  void LT_WriteReg(unsigned char reg, unsigned char RegH, unsigned char RegL);
   5      =1  unsigned char LT_ReadBuf(unsigned char reg, unsigned char *pBuf);  
   6      =1  void LT_WriteBuf(unsigned char reg, unsigned char *pBuf, unsigned char len);
   7      =1  #endif
   8      =1  
   2          #include "spi.h"
   1      =1  #ifndef _SPI_H_
   2      =1  #define _SPI_H_
   3      =1  unsigned char  spiReadWrite(unsigned char Byte); 
   4      =1  void CS_HIGH(void); 
   5      =1  void CS_LOW(void); 
   6      =1  #endif
   7      =1  
   3          
   4          #define WRITE 0
   5          #define READ  1
   6          
   7          
   8          
   9          //----------------------------------------------------------------------------
  10          void LT_Readreg(unsigned char reg,unsigned char *RegH,unsigned char *RegL )
  11          {  
  12   1          CS_LOW();
  13   1          spiReadWrite(READ | reg);
  14   1          *RegH = spiReadWrite(0x00);  
  15   1          *RegL = spiReadWrite(0x00);
  16   1              CS_HIGH();
  17   1      }
  18          
  19          //----------------------------------------------------------------------------
  20          void LT_WriteReg(unsigned char reg, unsigned char RegH, unsigned char RegL)
  21          {
  22   1          CS_LOW();
  23   1          spiReadWrite(WRITE & reg);
  24   1          spiReadWrite(RegH);
  25   1          spiReadWrite(RegL);
  26   1              CS_HIGH();
  27   1      }
  28          
  29          void LT_WriteBuf(unsigned char reg, unsigned char *pBuf, unsigned char len)
  30          {
  31   1          unsigned char i;
  32   1      
  33   1          CS_LOW();
  34   1          spiReadWrite(reg);  //Read MSB.7=0;
  35   1          spiReadWrite(len);  //Lenth
  36   1          for(i=0; i<len; i++)
  37   1              spiReadWrite(pBuf[i]);
  38   1      
C51 COMPILER V9.60.7.0   LT68XX                                                            05/13/2024 00:07:49 PAGE 2   

  39   1      
  40   1              CS_HIGH();
  41   1      }
  42          
  43          unsigned char LT_ReadBuf(unsigned char reg, unsigned char *pBuf)
  44          {
  45   1          unsigned char i,len;
  46   1      
  47   1          CS_LOW();
  48   1          spiReadWrite(reg|0X80);     //Read MSB.7=0;
  49   1          len=spiReadWrite(0x00);
  50   1          if(len>63)
  51   1              len=63;
  52   1          for(i=0; i<len; i++)
  53   1          {
  54   2              pBuf[i] = spiReadWrite(0x00);
  55   2          }
  56   1      
  57   1              CS_HIGH();
  58   1      
  59   1          return len;
  60   1      }
C51 COMPILER V9.60.7.0   LT68XX                                                            05/13/2024 00:07:49 PAGE 3   

ASSEMBLY LISTING OF GENERATED OBJECT CODE


             ; FUNCTION _LT_Readreg (BEGIN)
                                           ; SOURCE LINE # 10
0000 8F00        R     MOV     reg,R7
0002 8B00        R     MOV     RegH,R3
0004 8A00        R     MOV     RegH+01H,R2
0006 8900        R     MOV     RegH+02H,R1
                                           ; SOURCE LINE # 11
                                           ; SOURCE LINE # 12
0008 120000      E     LCALL   CS_LOW
                                           ; SOURCE LINE # 13
000B E500        R     MOV     A,reg
000D 4401              ORL     A,#01H
000F FF                MOV     R7,A
0010 120000      E     LCALL   _spiReadWrite
                                           ; SOURCE LINE # 14
0013 E4                CLR     A
0014 FF                MOV     R7,A
0015 120000      E     LCALL   _spiReadWrite
0018 AB00        R     MOV     R3,RegH
001A AA00        R     MOV     R2,RegH+01H
001C A900        R     MOV     R1,RegH+02H
001E EF                MOV     A,R7
001F 120000      E     LCALL   ?C?CSTPTR
                                           ; SOURCE LINE # 15
0022 E4                CLR     A
0023 FF                MOV     R7,A
0024 120000      E     LCALL   _spiReadWrite
0027 AB00        R     MOV     R3,RegL
0029 AA00        R     MOV     R2,RegL+01H
002B A900        R     MOV     R1,RegL+02H
002D EF                MOV     A,R7
002E 120000      E     LCALL   ?C?CSTPTR
                                           ; SOURCE LINE # 16
0031 020000      E     LJMP    CS_HIGH
             ; FUNCTION _LT_Readreg (END)

             ; FUNCTION _LT_WriteReg (BEGIN)
                                           ; SOURCE LINE # 20
0000 8F00        R     MOV     reg,R7
0002 8D00        R     MOV     RegH,R5
0004 8B00        R     MOV     RegL,R3
                                           ; SOURCE LINE # 21
                                           ; SOURCE LINE # 22
0006 120000      E     LCALL   CS_LOW
                                           ; SOURCE LINE # 23
0009 E4                CLR     A
000A FF                MOV     R7,A
000B 120000      E     LCALL   _spiReadWrite
                                           ; SOURCE LINE # 24
000E AF00        R     MOV     R7,RegH
0010 120000      E     LCALL   _spiReadWrite
                                           ; SOURCE LINE # 25
0013 AF00        R     MOV     R7,RegL
0015 120000      E     LCALL   _spiReadWrite
                                           ; SOURCE LINE # 26
0018 020000      E     LJMP    CS_HIGH
             ; FUNCTION _LT_WriteReg (END)

             ; FUNCTION _LT_WriteBuf (BEGIN)
C51 COMPILER V9.60.7.0   LT68XX                                                            05/13/2024 00:07:49 PAGE 4   

                                           ; SOURCE LINE # 29
0000 8F00        R     MOV     reg,R7
0002 8B00        R     MOV     pBuf,R3
0004 8A00        R     MOV     pBuf+01H,R2
0006 8900        R     MOV     pBuf+02H,R1
                                           ; SOURCE LINE # 30
                                           ; SOURCE LINE # 33
0008 120000      E     LCALL   CS_LOW
                                           ; SOURCE LINE # 34
000B AF00        R     MOV     R7,reg
000D 120000      E     LCALL   _spiReadWrite
                                           ; SOURCE LINE # 35
0010 AF00        R     MOV     R7,len
0012 120000      E     LCALL   _spiReadWrite
                                           ; SOURCE LINE # 36
0015 E4                CLR     A
0016 F500        R     MOV     i,A
0018         ?C0003:
0018 E500        R     MOV     A,i
001A C3                CLR     C
001B 9500        R     SUBB    A,len
001D 5017              JNC     ?C0004
                                           ; SOURCE LINE # 37
001F AB00        R     MOV     R3,pBuf
0021 AA00        R     MOV     R2,pBuf+01H
0023 A900        R     MOV     R1,pBuf+02H
0025 850082      R     MOV     DPL,i
0028 758300            MOV     DPH,#00H
002B 120000      E     LCALL   ?C?CLDOPTR
002E FF                MOV     R7,A
002F 120000      E     LCALL   _spiReadWrite
0032 0500        R     INC     i
0034 80E2              SJMP    ?C0003
0036         ?C0004:
                                           ; SOURCE LINE # 40
0036 020000      E     LJMP    CS_HIGH
             ; FUNCTION _LT_WriteBuf (END)

             ; FUNCTION _LT_ReadBuf (BEGIN)
                                           ; SOURCE LINE # 43
0000 8F00        R     MOV     reg,R7
0002 8B00        R     MOV     pBuf,R3
0004 8A00        R     MOV     pBuf+01H,R2
0006 8900        R     MOV     pBuf+02H,R1
                                           ; SOURCE LINE # 44
                                           ; SOURCE LINE # 47
0008 120000      E     LCALL   CS_LOW
                                           ; SOURCE LINE # 48
000B E500        R     MOV     A,reg
000D 4480              ORL     A,#080H
000F FF                MOV     R7,A
0010 120000      E     LCALL   _spiReadWrite
                                           ; SOURCE LINE # 49
0013 E4                CLR     A
0014 FF                MOV     R7,A
0015 120000      E     LCALL   _spiReadWrite
0018 8F00        R     MOV     len,R7
                                           ; SOURCE LINE # 50
001A E500        R     MOV     A,len
001C D3                SETB    C
001D 943F              SUBB    A,#03FH
001F 4003              JC      ?C0007
C51 COMPILER V9.60.7.0   LT68XX                                                            05/13/2024 00:07:49 PAGE 5   

                                           ; SOURCE LINE # 51
0021 75003F      R     MOV     len,#03FH
0024         ?C0007:
                                           ; SOURCE LINE # 52
0024 E4                CLR     A
0025 F500        R     MOV     i,A
0027         ?C0008:
0027 E500        R     MOV     A,i
0029 C3                CLR     C
002A 9500        R     SUBB    A,len
002C 5019              JNC     ?C0009
                                           ; SOURCE LINE # 53
                                           ; SOURCE LINE # 54
002E E4                CLR     A
002F FF                MOV     R7,A
0030 120000      E     LCALL   _spiReadWrite
0033 AB00        R     MOV     R3,pBuf
0035 AA00        R     MOV     R2,pBuf+01H
0037 A900        R     MOV     R1,pBuf+02H
0039 850082      R     MOV     DPL,i
003C 758300            MOV     DPH,#00H
003F EF                MOV     A,R7
0040 120000      E     LCALL   ?C?CSTOPTR
                                           ; SOURCE LINE # 55
0043 0500        R     INC     i
0045 80E0              SJMP    ?C0008
0047         ?C0009:
                                           ; SOURCE LINE # 57
0047 120000      E     LCALL   CS_HIGH
                                           ; SOURCE LINE # 59
004A AF00        R     MOV     R7,len
                                           ; SOURCE LINE # 60
004C 22                RET     
             ; FUNCTION _LT_ReadBuf (END)

C51 COMPILER V9.60.7.0   LT68XX                                                            05/13/2024 00:07:49 PAGE 6   

NAME                                    CLASS   MSPACE  TYPE    OFFSET  SIZE
====                                    =====   ======  ====    ======  ====


CS_HIGH. . . . . . . . . . . . . . . .  EXTERN   CODE   PROC     -----  -----
_LT_ReadBuf. . . . . . . . . . . . . .  PUBLIC   CODE   PROC     0000H  -----
  reg. . . . . . . . . . . . . . . . .  AUTO     DATA   U_CHAR   0000H  1
  pBuf . . . . . . . . . . . . . . . .  AUTO     DATA   PTR      0001H  3
  i. . . . . . . . . . . . . . . . . .  AUTO     DATA   U_CHAR   0004H  1
  len. . . . . . . . . . . . . . . . .  AUTO     DATA   U_CHAR   0005H  1
_LT_WriteBuf . . . . . . . . . . . . .  PUBLIC   CODE   PROC     0000H  -----
  reg. . . . . . . . . . . . . . . . .  AUTO     DATA   U_CHAR   0000H  1
  pBuf . . . . . . . . . . . . . . . .  AUTO     DATA   PTR      0001H  3
  len. . . . . . . . . . . . . . . . .  AUTO     DATA   U_CHAR   0004H  1
  i. . . . . . . . . . . . . . . . . .  AUTO     DATA   U_CHAR   0005H  1
_LT_WriteReg . . . . . . . . . . . . .  PUBLIC   CODE   PROC     0000H  -----
  reg. . . . . . . . . . . . . . . . .  AUTO     DATA   U_CHAR   0000H  1
  RegH . . . . . . . . . . . . . . . .  AUTO     DATA   U_CHAR   0001H  1
  RegL . . . . . . . . . . . . . . . .  AUTO     DATA   U_CHAR   0002H  1
_LT_Readreg. . . . . . . . . . . . . .  PUBLIC   CODE   PROC     0000H  -----
  reg. . . . . . . . . . . . . . . . .  AUTO     DATA   U_CHAR   0000H  1
  RegH . . . . . . . . . . . . . . . .  AUTO     DATA   PTR      0001H  3
  RegL . . . . . . . . . . . . . . . .  AUTO     DATA   PTR      0004H  3
_spiReadWrite. . . . . . . . . . . . .  EXTERN   CODE   PROC     -----  -----
CS_LOW . . . . . . . . . . . . . . . .  EXTERN   CODE   PROC     -----  -----


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    213    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----      22
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
   EDATA SIZE       =   ----    ----
   HDATA SIZE       =   ----    ----
   XDATA CONST SIZE =   ----    ----
   FAR CONST SIZE   =   ----    ----
END OF MODULE INFORMATION.


C51 COMPILATION COMPLETE.  0 WARNING(S),  0 ERROR(S)