TMS320C6421 datasheet(106/227 Pages) TI

106 / 227 page

www.ti.com

TMS320C6421

Fixed-Point Digital Signal Processor

SPRS346B – JANUARY 2007 – REVISED APRIL 2007

Table 3-39. EMIFA Sub-Block 1 Pin-By-Pin Mux Control

MULTIPLEXED FUNCTIONS

SIGNAL

EMIFA

EMAC(RMII)

GPIO

NAME

FUNCTION

SELECT

FUNCTION

SELECT

FUNCTION

SELECT

EM_CS5

RMII = 0

RMRXD1

RMII = 1

GP[33]

RMII = 0

RMRXD1EM_CS5/GP[33]

CS5SEL = 1

CS5SEL = 0

EM_CS4

RMII = 0

RMRXD0

RMII = 1

GP[32]

RMII = 0

RMRXD0/EM_CS4/GP[32]

CS4SEL = 1

CS4SEL = 0

REFCLK/GP[31]

–

REFCLK

GP[31]

RMCRSDVGP[30]

–

RMCRSDV

GP[30]

RMTXEN/GP[29]

–

RMTXEN

RMII = 1

GP[29]

RMII = 0

RMTXD0/GP[28]

–

RMTXD0

GP[28]

RMTXD1/GP[27]

–

RMTXD1

GP[27]

GP[26]/(FASTBOOT)

–

GP[26]

–

GP[25]/(BOOTMODE3)

–

GP[25]

–

GP[24]/(BOOTMODE2)

–

GP[24]

–

GP[23]/(BOOTMODE1)

–

GP[23]

–

GP[22]/(BOOTMODE0)

–

GP[22]

–

EM_D[7]/GP[21]

EM_D[7]

–

GP[21]

EM_D[6]/GP[20]

EM_D[6]

–

GP[20]

EM_D[5]/GP[19]

EM_D[5]

–

GP[19]

EM_D[4]/GP[18]

EM_D[4]

–

GP[18]

AEM = 2/5

AEM = 0

EM_D[3]/GP[17]

EM_D[3]

–

GP[17]

EM_D[2]/GP[16]

EM_D[2]

–

GP[16]

EM_D[1]/GP[15]

EM_D[1]

–

GP[15]

EM_D[0]/GP[14]

EM_D[0]

–

GP[14]

EM_CS3/GP[13]

EM_CS3

CS3SEL = 1

–

GP[13]

CS3SEL = 0

EM_CS2/GP[12]

EM_CS2

AEM = 2/5

–

GP[12]

AEM = 0

EM_A[3]/GP[11]

EM_A[3]

–

GP[11]

AEM = 2

AEM = 0/5

EM_A[4]/GP[10]/(PLLMS2)

EM_A[4]

–

GP[10]

EM_A[1]/(ALE)/GP[9]/(PLLMS1)

EM_A[1]/(ALE)

–

GP[9]

AEM = 0

AEM = 2/5

EM_A[2]/(CLE)/GP[8]/(PLLMS0)

EM_A[2]/(CLE)

–

GP[8]

EM_A[0]/GP[7]/(AEM2)

EM_A[0]

–

GP[7]

EM_BA[0]/GP[6]/(AEM1)

EM_BA[0]

AEM = 2

–

GP[6]

AEM = 0/5

EM_BA[1]/GP[5]/(AEM0)

EM_BA[1]

–

GP[5]

Device Configurations

106

Submit Documentation Feedback

TMS320C6421 Datasheet(PDF) 106 Page - Texas Instruments

TMS320C6421 Datasheet(HTML) 106 Page - Texas Instruments

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

Datasheet Download

Link URL