LC823450 datasheet(30/112 Pages) ONSEMI

30 / 112 page

LC823450

www.onsemi.com

Table 11. BOOT MODE (continued)

IPL Mode

Explanation

BMODE0

BMODE1

Partition Delete

470 k

1 k

Internal ROM boot (Partition Area IPL2 delete

– SD card I/F Ch0 + EXTINT2E + EXTINT2F)

After deleting IPL2 by using this mode, IPL2 can be written again

while eMMC Physical Boot mode.

SPI All Erase

470 k

1 k

Internal ROM boot(external Serial Flash SPI all area delete

– S−Flash I/F + EXTINT2E + EXTINT2F + TIOCB01)

Delete all content of Serial Flash. This mode should be used in

case of SPI mode operation of Serial Flash

SDCH0 All Erase

1 k

Internal ROM boot(all area delete

– SD card I/F Ch0 + EXTINT2E + EXTINT2F)

Delete all content of eMMC including Partition area.

Take a lot of time to delete.

Trim also processed in case of eMMC supporting Trim function.

QSPI All Erase

1 k

Internal ROM boot(external Serial Flash QSPI all area delete

– S−Flash I/F(QSPI) + EXTINT2E + EXTINT2F + TIOCB01)

Delete all content of Serial Flash. This mode should be used in

case of QSPI fetch mode operation of Serial Flash

External ROM Boot

470 k

External memory boot(External−0)

Fetch from external memory(External0) connected to

XMC(external memory controller)

Hi−z

1 k

External I/F ports below forced to Hi−z

− EXA[20:1], EXD[15:0], NCS[1:0], NRD, NWRENWRL,

NHBNWRH, NLBEXA0

− SDCLK0, SDCMD0, SDAT0[3:0]

− CK1, SDI1(QIO0), SDO1(QIO1), SWP1(QIO2),

SHOLD1(QIO3), TIOCB01

15. In case of TQFP128L, WLP154, don’t use external memory boot (External−0)

LC823450 датащи(PDF) 30 Page - ON Semiconductor

LC823450 датащи(HTML) 30 Page - ON Semiconductor

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

датащи скачать

ссылки URL