Figure 3.30 task execution control by semaphore – Renesas 70 User Manual
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Chapter 3 Introduction to MR308
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Reference Semaphore Status (ref_sem, iref_sem)
Refers the status of the target semaphore. Checks the count value and existence of the wait task for
the target semaphore.
Figure 3.30 shows example task execution control provided by the wai_sem and sig_sem service
calls.
Task
Task
Task
Task
Semaphore
Counter
wai_sem
sig_sem
3
2
1
0
0
x
wai_sem
wai_sem
wai_sem
WAIT state
Figure 3.30 Task Execution Control by Semaphore
See also other documents in the category Renesas Hardware:
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- M3T-FLX-80NRA (6 pages)
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- PROM Programming Adapter PCA7427G02 (20 pages)
- R0E572110CFK00 (40 pages)
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- Direct Dummy IC M3T-DIRECT100S (4 pages)
- M3A-2152 (95 pages)
- PCA7755D (6 pages)
- M16C/6N5 (106 pages)
- SH7085 (50 pages)
- QFP-144 (23 pages)
- H8/3834 Series (22 pages)
- RSKM16C62P (3 pages)
- H8/33937 (22 pages)
- Single-Chip Microcomputer H8SX/1622 (5 pages)
- E6000 (29 pages)
- PCA7400 (18 pages)
- PCA4738FF-64 (20 pages)
- SuperH HS7339KCU01HE (43 pages)
- M16C FAMILY (103 pages)
- PCA7412F-100 (20 pages)
- 4513 (210 pages)
- M34551E8FP (16 pages)
- Dummy IC M3T-SSOP36B-450 (4 pages)
- Emulation Pod M30100T3-RPD-E (52 pages)
- Converter Board for M30102 M30102T-PTC (4 pages)
- SH7145 (31 pages)
- HS1653ECN61H (36 pages)
- Converter Board R0E521276CFG00 (4 pages)
- PCA7302E1F-80 (18 pages)
- H8/3814 Series (21 pages)
- H8S/2646 Series (20 pages)
- SuperHTM Family SH7125 Series (40 pages)
- M30262T-PTC (4 pages)
- SH7670 (82 pages)
- H8/3864 Series (20 pages)
- Emulator System M3T-MR100 (306 pages)
- 38K0 (6 pages)
- PLQP0176KB-A (40 pages)
- Direct Dummy IC M3T-DIRECT80S (6 pages)
- PCA4738L-80A (26 pages)
- Converter Board R0E5212BACFG00 (6 pages)