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📄 mac_timer.s51

📁 zigbee location examples
💻 S51
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//////////////////////////////////////////////////////////////////////////////
//                                                                           /
// IAR 8051 C/C++ Compiler V7.20H/W32                  16/Jan/2007  15:33:53 /
// Copyright 2004-2006 IAR Systems. All rights reserved.                     /
//                                                                           /
//    Core               =  plain                                            /
//    Code model         =  banked                                           /
//    Data model         =  large                                            /
//    Calling convention =  xdata reentrant                                  /
//    Constant location  =  data                                             /
//    Dptr setup         =  1,16                                             /
//    Source file        =  E:\公司产品资料\Zigbee\cc2431\cc2431定位\LOC_Eng /
//                          ine\lib\mac\CC2430\mac_timer.c                   /
//    Command line       =  -I "C:\Program Files\IAR Systems\Embedded        /
//                          Workbench 4.05 Evaluation version\8051\INC\" -I  /
//                          "C:\Program Files\IAR Systems\Embedded           /
//                          Workbench 4.05 Evaluation                        /
//                          version\8051\SRC\LIB\" -I "C:\Program Files\IAR  /
//                          Systems\Embedded Workbench 4.05 Evaluation       /
//                          version\8051\INC\CLIB\" -I                       /
//                          E:\公司产品资料\Zigbee\cc2431\cc2431定位\LOC_Eng /
//                          ine\Test\mac\mac_loc\..\..\..\include\ -I        /
//                          E:\公司产品资料\Zigbee\cc2431\cc2431定位\LOC_Eng /
//                          ine\Test\mac\mac_loc\..\..\..\include\mac\cc2430 /
//                          \ -I E:\公司产品资料\Zigbee\cc2431\cc2431定位\LO /
//                          C_Engine\Test\mac\mac_loc\..\..\..\include\hal\c /
//                          c2430\ -I E:\公司产品资料\Zigbee\cc2431\cc2431定 /
//                          位\LOC_Engine\Test\mac\mac_loc\..\..\..\apps\    /
//                          -D USE_LED -D SOC_BB -lCN                        /
//                          "E:\公司产品资料\Zigbee\cc2431\cc2431定位\LOC_En /
//                          gine\Test\mac\mac_loc\SOC_BB, hex\List\" -lA     /
//                          "E:\公司产品资料\Zigbee\cc2431\cc2431定位\LOC_En /
//                          gine\Test\mac\mac_loc\SOC_BB, hex\List\" -o      /
//                          "E:\公司产品资料\Zigbee\cc2431\cc2431定位\LOC_En /
//                          gine\Test\mac\mac_loc\SOC_BB, hex\Obj\" -e -s9   /
//                          --debug --core=plain --dptr=16,1                 /
//                          --data_model=large --code_model=banked           /
//                          --calling_convention=xdata_reentrant             /
//                          --place_constants=data --nr_virtual_regs 8       /
//                          E:\公司产品资料\Zigbee\cc2431\cc2431定位\LOC_Eng /
//                          ine\lib\mac\CC2430\mac_timer.c                   /
//    List file          =  E:\公司产品资料\Zigbee\cc2431\cc2431定位\LOC_Eng /
//                          ine\Test\mac\mac_loc\SOC_BB,                     /
//                          hex\List\mac_timer.s51                           /
//                                                                           /
//                                                                           /
//////////////////////////////////////////////////////////////////////////////

        NAME mac_timer

        RTMODEL "__calling_convention", "xdata_reentrant"
        RTMODEL "__code_model", "banked"
        RTMODEL "__core", "plain"
        RTMODEL "__data_model", "large"
        RTMODEL "__dptr_size", "16"
        RTMODEL "__extended_stack", "disabled"
        RTMODEL "__location_for_constants", "data"
        RTMODEL "__number_of_dptrs", "1"
        RTMODEL "__rt_version", "1"

        RSEG DOVERLAY:DATA:NOROOT(0)
        RSEG IOVERLAY:IDATA:NOROOT(0)
        RSEG ISTACK:IDATA:NOROOT(0)
        RSEG PSTACK:XDATA:NOROOT(0)
        RSEG XSTACK:XDATA:NOROOT(0)

        EXTERN ?ALLOC_XSTACK8
        EXTERN ?BCALL
        EXTERN ?DEALLOC_XSTACK8
        EXTERN ?FUNC_ENTER_XDATA
        EXTERN ?FUNC_LEAVE_XDATA
        EXTERN ?G_EQ
        EXTERN ?L_ADD_TO_X
        EXTERN ?L_EQ_X
        EXTERN ?L_MOV_TO_X
        EXTERN ?L_MOV_X
        EXTERN ?L_SUB
        EXTERN ?L_SUB_FROM_X
        EXTERN ?L_SUB_X
        EXTERN ?SL_GT
        EXTERN ?UL_GT
        EXTERN ?UL_GT_X
        EXTERN ?UL_SHR
        EXTERN ?V0
        EXTERN ?XSP
        EXTERN ?XSTACK_DISP0_8
        EXTERN __INIT_DATA_Z
        EXTERN __INIT_XDATA_I

        PUBWEAK T2CAPHPH
        PUBWEAK T2CAPLPL
        PUBWEAK T2CMP
        PUBWEAK T2CNF
        PUBWEAK T2OF0
        PUBWEAK T2OF1
        PUBWEAK T2OF2
        PUBWEAK T2PEROF0
        PUBWEAK T2PEROF1
        PUBWEAK T2PEROF2
        PUBWEAK T2THD
        PUBWEAK T2TLD
        PUBWEAK _A_IEN0
        PUBWEAK _A_IRCON
        PUBWEAK __Constant_0
        PUBWEAK __Constant_ffffffff
        PUBLIC firstCallback
        PUBLIC intAlreadyOff
        PUBLIC mtimAlignWithBeacon
        FUNCTION mtimAlignWithBeacon,021203H
        LOCFRAME ISTACK, 1, STACK
        LOCFRAME XSTACK, 15, STACK
        PUBLIC mtimCancelCallback
        FUNCTION mtimCancelCallback,0203H
        LOCFRAME ISTACK, 1, STACK
        LOCFRAME XSTACK, 12, STACK
        PUBLIC mtimInfo
        PUBLIC mtimInit
        FUNCTION mtimInit,021203H
        LOCFRAME ISTACK, 3, STACK
        PUBLIC mtimSetCallback
        FUNCTION mtimSetCallback,0203H
        ARGFRAME XSTACK, 4, STACK
        LOCFRAME ISTACK, 1, STACK
        LOCFRAME XSTACK, 20, STACK
        PUBLIC mtimStartSync
        FUNCTION mtimStartSync,0203H
        ARGFRAME ISTACK, 2, STACK
        PUBWEAK pMtimCallbacks
        
        CFI Names cfiNames0
        CFI StackFrame CFA_SP SP DATA
        CFI StackFrame CFA_PSP16 PSP16 XDATA
        CFI StackFrame CFA_XSP16 XSP16 XDATA
        CFI StaticOverlayFrame CFA_IOVERLAY IOVERLAY
        CFI StaticOverlayFrame CFA_DOVERLAY DOVERLAY
        CFI Resource `PSW.CY`:1, `B.BR0`:1, `B.BR1`:1, `B.BR2`:1, `B.BR3`:1
        CFI Resource `B.BR4`:1, `B.BR5`:1, `B.BR6`:1, `B.BR7`:1, `VB.BR8`:1
        CFI Resource `VB.BR9`:1, `VB.BR10`:1, `VB.BR11`:1, `VB.BR12`:1
        CFI Resource `VB.BR13`:1, `VB.BR14`:1, `VB.BR15`:1, VB:8, B:8, A:8
        CFI Resource PSW:8, DPL0:8, DPH0:8, R0:8, R1:8, R2:8, R3:8, R4:8, R5:8
        CFI Resource R6:8, R7:8, V0:8, V1:8, V2:8, V3:8, V4:8, V5:8, V6:8, V7:8
        CFI Resource SP:8, PSPH:8, PSPL:8, PSP16:16, XSPH:8, XSPL:8, XSP16:16
        CFI VirtualResource ?RET:24
        CFI Resource ?BRET_EXT:8
        CFI VirtualResource ?RET_HIGH:8, ?RET_LOW:8
        CFI ResourceParts PSP16 PSPH, PSPL
        CFI ResourceParts XSP16 XSPH, XSPL
        CFI ResourceParts ?RET ?BRET_EXT, ?RET_HIGH, ?RET_LOW
        CFI EndNames cfiNames0
        
        CFI Common cfiCommon0 Using cfiNames0
        CFI CodeAlign 1
        CFI DataAlign -1
        CFI ReturnAddress ?RET CODE
        CFI CFA_DOVERLAY Used
        CFI CFA_IOVERLAY Used
        CFI CFA_SP SP+-2
        CFI CFA_PSP16 PSP16+0
        CFI CFA_XSP16 XSP16+0
        CFI `PSW.CY` SameValue
        CFI `B.BR0` SameValue
        CFI `B.BR1` SameValue
        CFI `B.BR2` SameValue
        CFI `B.BR3` SameValue
        CFI `B.BR4` SameValue
        CFI `B.BR5` SameValue
        CFI `B.BR6` SameValue
        CFI `B.BR7` SameValue
        CFI `VB.BR8` SameValue
        CFI `VB.BR9` SameValue
        CFI `VB.BR10` SameValue
        CFI `VB.BR11` SameValue
        CFI `VB.BR12` SameValue
        CFI `VB.BR13` SameValue
        CFI `VB.BR14` SameValue
        CFI `VB.BR15` SameValue
        CFI VB SameValue
        CFI B Undefined
        CFI A Undefined
        CFI PSW SameValue
        CFI DPL0 SameValue
        CFI DPH0 SameValue
        CFI R0 Undefined
        CFI R1 Undefined
        CFI R2 Undefined
        CFI R3 Undefined
        CFI R4 Undefined
        CFI R5 Undefined
        CFI R6 SameValue
        CFI R7 SameValue
        CFI V0 SameValue
        CFI V1 SameValue
        CFI V2 SameValue
        CFI V3 SameValue
        CFI V4 SameValue
        CFI V5 SameValue
        CFI V6 SameValue
        CFI V7 SameValue
        CFI PSPH Undefined
        CFI PSPL Undefined
        CFI XSPH Undefined
        CFI XSPL Undefined
        CFI ?RET Concat
        CFI ?BRET_EXT SameValue
        CFI ?RET_HIGH Frame(CFA_SP, 2)
        CFI ?RET_LOW Frame(CFA_SP, 1)
        CFI EndCommon cfiCommon0
        
        EXTERN T2_GET_OVERFLOW_COUNTER
        FUNCTION T2_GET_OVERFLOW_COUNTER,0202H
        ARGFRAME XSTACK, 15, STACK
        EXTERN msupCalcCapDuration
        FUNCTION msupCalcCapDuration,0202H
        ARGFRAME XSTACK, 15, STACK

// E:\公司产品资料\Zigbee\cc2431\cc2431定位\LOC_Engine\lib\mac\CC2430\mac_timer.c
//    1 /*******************************************************************************************************
//    2  *                                                                                                     *
//    3  *        **********                                                                                   *
//    4  *       ************                                                                                  *
//    5  *      ***        ***                                                                                 *
//    6  *      ***   +++   ***                                                                                *
//    7  *      ***   + +   ***                                                                                *
//    8  *      ***   +                         CHIPCON CC2430 INTEGRATED 802.15.4 MAC AND PHY                 *
//    9  *      ***   + +   ***                           Low-Level Timing Functions                           *
//   10  *      ***   +++   ***                                                                                *
//   11  *      ***        ***                                                                                 *
//   12  *       ************                                                                                  *
//   13  *        **********                                                                                   *
//   14  *                                                                                                     *
//   15  *******************************************************************************************************
//   16  * CONFIDENTIAL                                                                                        *
//   17  * The use of this file is restricted by the signed MAC software license agreement.                    *
//   18  *                                                                                                     *
//   19  * Copyright Chipcon AS, 2005                                                                          *
//   20  *******************************************************************************************************
//   21  * This module contains the MAC callback timer, which is used to handle timer events, and start the    *
//   22  * execution of tasks. handles. The timer generates a T1.COMPA interrupt at every                      *
//   23  * 320 usecs = 20 symbols = 1 backoff slot.                                                            *
//   24  *                                                                                                     *
//   25  * Command strobes that need to be aligned with backoff slot boundary must use the WAIT_FOR_BOUNADRY() *
//   26  * macro.                                                                                              *
//   27  *                                                                                                     *
//   28  * NOTE: These functions are meant to be used with an 32MHz crystal oscillator!                        *
//   29  *******************************************************************************************************/
//   30 #include "mac_headers.h"

        ASEGN SFR_AN:DATA:NOROOT,094H
// unsigned char volatile __sfr T2CMP
T2CMP:
        DS 1

        ASEGN SFR_AN:DATA:NOROOT,09cH
// unsigned char volatile __sfr T2PEROF0
T2PEROF0:
        DS 1

        ASEGN SFR_AN:DATA:NOROOT,09dH
// unsigned char volatile __sfr T2PEROF1
T2PEROF1:
        DS 1

        ASEGN SFR_AN:DATA:NOROOT,09eH
// unsigned char volatile __sfr T2PEROF2
T2PEROF2:
        DS 1

        ASEGN SFR_AN:DATA:NOROOT,0a1H
// unsigned char volatile __sfr T2OF0
T2OF0:
        DS 1

        ASEGN SFR_AN:DATA:NOROOT,0a2H
// unsigned char volatile __sfr T2OF1
T2OF1:
        DS 1

        ASEGN SFR_AN:DATA:NOROOT,0a3H
// unsigned char volatile __sfr T2OF2
T2OF2:
        DS 1

        ASEGN SFR_AN:DATA:NOROOT,0a4H
// unsigned char volatile __sfr T2CAPLPL
T2CAPLPL:
        DS 1

        ASEGN SFR_AN:DATA:NOROOT,0a5H
// unsigned char volatile __sfr T2CAPHPH
T2CAPHPH:
        DS 1

        ASEGN SFR_AN:DATA:NOROOT,0a6H
// unsigned char volatile __sfr T2TLD
T2TLD:
        DS 1

        ASEGN SFR_AN:DATA:NOROOT,0a7H
// unsigned char volatile __sfr T2THD
T2THD:
        DS 1

        ASEGN SFR_AN:DATA:NOROOT,0c3H
// unsigned char volatile __sfr T2CNF
T2CNF:
        DS 1
//   31 
//   32 //-------------------------------------------------------------------------------------------------------
//   33 // Callback table and other timer-related variables

        ASEGN XDATA_AN:XDATA:NOROOT,0e000H
//   34 __no_init MAC_CALLBACK_INFO __xdata pMtimCallbacks[MAC_CALLBACK_COUNT] @ 0xE000;
pMtimCallbacks:
        DS 108

        RSEG PM0_XDATA:XDATA:REORDER:NOROOT(0)
//   35 __no_init MAC_TIMER_INFO   mtimInfo @ "PM0_XDATA";
mtimInfo:
        DS 11

        RSEG DATA_Z:DATA:NOROOT(0)
        REQUIRE __INIT_DATA_Z
//   36 UINT8 __data firstCallback;
firstCallback:
        DS 1

        RSEG DATA_Z:DATA:NOROOT(0)
        REQUIRE __INIT_DATA_Z
//   37 UINT8 __data intAlreadyOff;
intAlreadyOff:
        DS 1
//   38 //-------------------------------------------------------------------------------------------------------
//   39 
//   40 
//   41 
//   42 
//   43 //-------------------------------------------------------------------------------------------------------
//   44 //  void mtimInit(void)
//   45 //
//   46 //  DESCRIPTION:
//   47 //      Initializes Timer 2  for interrupts at every backoff slot
//   48 //-------------------------------------------------------------------------------------------------------

        RSEG NEAR_CODE:CODE:NOROOT(0)
//   49 ROOT void mtimInit(BOOL synchronousStart) {
mtimInit:
        CFI Block cfiBlock0 Using cfiCommon0
        CFI Function mtimInit
        FUNCALL mtimInit, mtimStartSync
        LOCFRAME ISTACK, 2, STACK
        ARGFRAME ISTACK, 2, STACK
        PUSH	DPL
        CFI DPL0 Frame(CFA_SP, 3)
        CFI CFA_SP SP+-3
        PUSH	DPH
        CFI DPH0 Frame(CFA_SP, 4)
        CFI CFA_SP SP+-4
        ; Saved register size: 2
        ; Auto size: 0
//   50     UINT8 n;
//   51 
//   52     // Initialize the callback table
//   53     for (n = 0; n < MAC_CALLBACK_COUNT; n++) {
        MOV	DPL,#0x5
        MOV	DPH,#-0x20
        MOV	R2,#0xc
//   54         pMtimCallbacks[n].occupied = FALSE;
??mtimInit_0:
        CLR	A
        MOVX	@DPTR,A
//   55     }
        MOV	A,DPL
        ADD	A,#0x9
        MOV	DPL,A
        MOV	A,DPH
        ADDC	A,#0x0
        MOV	DPH,A
        DEC	R2
        MOV	A,R2
        JNZ	??mtimInit_0
//   56 
//   57     // Set head of queue
//   58     firstCallback = NO_CALLBACK;
        MOV	firstCallback,#-0x1
//   59 
//   60     // Configure the timer registers
//   61     T2_STOP();
        ANL	0xc3,#0xfe
//   62     T2_SET_COUNTER(0);
        MOV	0xa6,#0x0
        MOV	0xa7,#0x0
//   63     T2_SET_COUNTER_RELOAD_VALUE(32 * 320);                        // 320 us at 32 MHz
        MOV	0xa4,#0x0
        MOV	0xa5,#0x28
//   64     T2_SET_COUNTER_COMPARE_VALUE(HIBYTE(32 * (320 - 32)), FALSE); // 90 %
        MOV	0x94,#0x24
        ANL	0xc3,#0xf7
//   65     T2_SET_OVERFLOW_COUNTER(0);
        MOV	0xa1,#0x0
        MOV	0xa2,#0x0
        MOV	0xa3,#0x0
//   66     T2_SET_OVERFLOW_COUNTER_COMPARE_VALUE(0);
        MOV	0x9c,#0x0
        MOV	0x9d,#0x0
        ANL	0x9e,#0xf0
        MOV	A,0x9e
//   67 
//   68     if (synchronousStart == FALSE)
        MOV	A,R1
        JNZ	??mtimInit_1
//   69         T2_START_NOSYNC();
        ANL	0xc3,#0xfd
        ORL	0xc3,#0x1
        SJMP	??mtimInit_2
//   70     else
//   71         mtimStartSync ();
??mtimInit_1:
        ; Setup parameters for call to function mtimStartSync
        LCALL	mtimStartSync
//   72 
//   73     // Enable the timer 2 counter overflow flag
//   74     T2_CLEAR_COUNTER_OVERFLOW_FLAG();
??mtimInit_2:
        ANL	0xc3,#0xbf
//   75     T2_ENABLE_COUNTER_OVERFLOW_FLAG();
        ORL	0x9e,#0x40
//   76     CLEAR_TIMER2_INT();
        CLR	0xc0.2
//   77 
//   78 } // mtimInit
        POP	DPH
        CFI DPH0 SameValue
        CFI CFA_SP SP+-3
        POP	DPL
        CFI DPL0 SameValue
        CFI CFA_SP SP+-2
        RET
        CFI EndBlock cfiBlock0
//   79 
//   80 
//   81 
//   82 
//   83 //-------------------------------------------------------------------------------------------------------
//   84 //  BOOL mtimSetCallback(VFPTR pFunc, INT32 timeout)
//   85 //

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