Apejuwe
Oluṣeto OMAP-L138 C6000 DSP + ARM jẹ ero isise awọn ohun elo agbara kekere ti o da lori ARM926EJ-S ati C674x DSP mojuto.Oluṣeto yii n pese agbara kekere pupọ ju awọn ọmọ ẹgbẹ miiran ti iru ẹrọ TMS320C6000 ™ ti DSPs.Ẹrọ naa jẹ ki awọn aṣelọpọ ohun elo atilẹba (OEMs) ati awọn aṣelọpọ apẹrẹ atilẹba (ODMs) lati mu wa ni kiakia si awọn ẹrọ ọja pẹlu awọn ọna ṣiṣe ti o lagbara, awọn atọkun olumulo ọlọrọ, ati iṣẹ iṣelọpọ giga nipasẹ irọrun ti o pọ julọ ti isọpọ ni kikun, ojutu ero isise adalu.Itumọ-meji-mojuto ẹrọ naa n pese awọn anfani ti DSP mejeeji ati awọn imọ-ẹrọ ṣeto kọnputa (RISC) ti o dinku, ti o ṣafikun iṣẹ-giga TMS320C674x DSP mojuto ati ARM926EJ-S mojuto.ARM926EJ-S jẹ ero isise RISC 32-bit ti o ṣe awọn ilana 32-bit tabi 16-bit ati awọn ilana 32-, 16- tabi data 8-bit.Koko naa nlo pipelining ki gbogbo awọn ẹya ti ero isise ati eto iranti le ṣiṣẹ nigbagbogbo.Apẹrẹ ARM9 ni coprocessor 15 (CP15), module aabo, ati data ati awọn ẹya iṣakoso iranti eto (MMUs) pẹlu awọn buffers-ẹgbẹ tabili.Kokoro ARM9 ni itọnisọna 16-KB lọtọ ati awọn kaṣe data 16-KB.Mejeeji caches ni o wa 4-ọna associative pẹlu foju Atọka foju tag (VIVT).ARM9 mojuto tun ni 8KB ti Ramu (Tabili Vector) ati 64KB ti ROM.Ohun elo DSP mojuto nlo faaji ti o da lori kaṣe ipele-2.Kaṣe eto ipele 1 (L1P) jẹ 32-KB kaṣe maapu taara, ati kaṣe data ipele 1 (L1D) jẹ ọna 32-KB 2, kaṣe associative ṣeto.Kaṣe eto ipele 2 (L2P) ni aaye iranti 256-KB ti o pin laarin eto ati aaye data.Iranti L2 le tunto bi iranti ya aworan, kaṣe, tabi awọn akojọpọ awọn meji.Botilẹjẹpe DSP L2 wa nipasẹ ARM9 ati awọn ọmọ ogun miiran ninu eto naa, afikun 128KB ti iranti pinpin Ramu wa fun lilo nipasẹ awọn ọmọ-ogun miiran laisi ni ipa lori iṣẹ DSP.
Awọn pato: | |
Iwa | Iye |
Ẹka | Awọn iyika Iṣọkan (ICs) |
Ifibọ - Microprocessors | |
Mfr | Texas Instruments |
jara | OMAP-L1x |
Package | Atẹ |
Ipo apakan | Ti nṣiṣe lọwọ |
mojuto ero isise | ARM926EJ-S |
Nọmba ti Cores/Bus Width | 1 mojuto, 32-Bit |
Iyara | 456MHz |
Àjọ-O nse / DSP | Ṣiṣẹ ifihan agbara;C674x, Iṣakoso Eto;CP15 |
Awọn oludari Ramu | SDRAM |
Isare eya aworan | No |
Àpapọ & Awọn oludari wiwo | LCD |
Àjọlò | 10/100Mbps (1) |
SATA | SATA 3Gbps (1) |
USB | USB 1.1 + PHY (1), USB 2.0 + PHY (1) |
Foliteji - I/O | 1.8V, 3.3V |
Awọn iwọn otutu ti nṣiṣẹ | -40°C ~ 90°C (TJ) |
Aabo Awọn ẹya ara ẹrọ | Boot Aabo, Cryptography |
Package / Ọran | 361-LFBGA |
Package Device Olupese | 361-NFBGA (16x16) |
Afikun Awọn atọkun | HPI, I²C, McASP, McBSP, MMC/SD, SPI, UART |
Nọmba Ọja mimọ | OMAPL138 |