Renesas M3T-MR100 manuals
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Renesas M3T-MR100 User Manual
304 pages 1.22 Mb
2 3 Preface C-compiler package for R32C/100 series microcomputers (abbreviated as NC100) Release Note Users Manual (PDF file) 5 Contents 10 List of Figures 13 List of Tables 15 1. Users Manual Organization 17 2. General Information 21 3. Introduction to Kernel 49 4. Kernel 4.1.1 Module Structure 4.1.2 Module Overview 50 Scheduler Task Management Module Task Synchronization Module Interrupt Management Module Time Management Module System Status Management Module System Configuration Management Module Synchronization and Communication Module Memory pool Management Module Extended Function Module 4.1.3 Task Management Function 51 Activate Task (act_tsk, iact_tsk) Activate Task (sta_tsk, ista_tsk) Terminate Invoking Task (ext_tsk) Terminate Task (ter_tsk) TaskA TaskB ter_tsk(B) Task B reset Change Task Priority (chg_pri, ichg_pri) 52 Reference task priority (get_pri, iget_pri) Reference task status (simple version) (ref_tst, iref_tst) Reference task status (ref_tsk, iref_tsk) 4.1.4 Synchronization functions attached to task 53 Put Task to sleep (slp_tsk,tslp_tsk) Wakeup task (wup_tsk, iwup_tsk) Wake up r eque st c oun t 0 0 1 0 0 0 0 1 2 1 Cancel Task Wakeup Requests (can_wup) slp_tsk slp_tsk wup_tsk wup_tsk wup_tskTask slp_tsk slp_tsk wup_tsk wup_tsk can_wup 54 Suspend task (sus_tsk, isus_tsk) Resume suspended task (rsm_tsk, irsm_tsk) 55 Forcibly resume suspended task (frsm_tsk, ifrsm_tsk) Release task from waiting (rel_wai, irel_wai) 56 Delay task (dly_tsk) 4.1.5 Synchronization and Communication Function (Semaphore) SemaphoreTask A cquired Returned after use 57 Release Semaphore Resource(sig_sem, isig_sem) Acquire Semaphore Resource(wai_sem, twai_sem) Acquire Semaphore Resource(pol_sem, ipol_sem) 58 Reference Semaphore Status (ref_sem, iref_sem) 4.1.6 Synchronization and Communication Function (Eventflag) 59 Set Eventflag (set_flg, iset_flg) Clear Eventflag (clr_flg, iclr_flg) Wait for Eventflag (wai_flg, twai_flg) Wait for Eventflag (polling)(pol_flg, ipol_flg) Reference Eventflag Status (ref_flg, iref_flg) 4.1.7 Synchronization and Communication Function (Data Queue) 61 Send to Data Queue(snd_dtq, tsnd_dtq) Send to Data Queue (psnd_dtq, ipsnd_dtq) Forced Send to Data Queue (fsnd_dtq, ifsnd_dtq) Receive from Data Queue (rcv_dtq, trcv_dtq) Receive from Data Queue (prcv_dtq,iprcv_dtq) Reference Data Queue Status (ref_dtq,iref_dtq) 63 Send to Mailbox (snd_mbx, isnd_mbx) Receive from Mailbox (rcv_mbx, trcv_mbx) Receive from Mailbox (polling) (prcv_mbx, iprcv_mbx) Reference Mailbox Status (ref_mbx, iref_mbx) 4.1.9 Memory pool Management Function(Fixed-size Memory pool) 64 Acquire Fixed-size Memory Block (get_mpf, tget_mpf) Acquire Fixed-size Memory Block (polling) (pget_mpf, ipget_mpf) Release Fixed-size Memory Block (rel_mpf, irel_mpf) Reference Fixed-size Memory Pool Status (ref_mpf, iref_mpf) 4.1.10 Variable-size Memory Pool Management Function 65 Equation for calculating four kinds of block sizes Example of a configuration file 66 Processing speed Memory usage efficiency Rounding Memorypool 224 bytes Ease of configuration Get a memory block (pget_mpl) 200 bytes TaskA pget_mpl 200 bytes Release Acquire Variable-size Memory Block (rel_mpl)25 67 Reference Acquire Variable-size Memory Pool Status (ref_mpl, iref_mpl) 4.1.11 Time Management Function 68 Place a task in a finite time wait state by specifying a timeout value 4.1.12 Cyclic Handler Function 70 Start Cyclic Handler Operation (sta_cyc, ista_cyc) Stop Cyclic Handler Operation (stp_cyc, istp_cyc) Reference Cyclic Handler Status (ref_cyc, iref_cyc) 4.1.13 Alarm Handler Function 71 Start Alarm Handler Operation (sta_alm, ista_alm) Stop alarm Handler Operation (stp_alm, istp_alm) Reference Alarm Handler Status (ref_alm, iref_alm) 4.1.15 Interrupt Management Function 73 Returns from interrupt handler (ret_int) 77 5. Service call reffernce 219 6. Applications Development Procedure Overview 6.1 Overview - 206 - mr100tbl lmc100 ROM write format Configurator cfg100 Configuration file C compiler nc100 as100 ln100 Load module converter Create Jamp table utility MR100/4 C standard 220 HEW Figure 6.1 MR100 System Generation Detail Flowchart Figure 6.2 Program Example 222 6.2.2 Configuration File Preparation - 209 - Figure 6.3 Configuration File Example Execute the make command to generate the system. 223 6.2.3 Configurator Execution Figure 6.4 Configurator Execution 6.2.4 System generation Figure 6.5 System Generation 224 6.2.5 Writing ROM 225 7. Detailed Applications 241 8. Using Configurator 274 9. Sample Program Description 278 10. Stack Size Calculation Method 289 11. Note 11.1 The Use of INT Instruction Table 11.1 Interrupt Number Assignm ent 11.2 The Use of registers of bank 293 12. Appendix
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