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AM1808 Datasheet(PDF) 22 Page - Texas Instruments

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Part # AM1808
Description  AM1808 ARM Microprocessor
PDF  262 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

AM1808 Datasheet(HTML) 22 Page - Texas Instruments

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AM1808
SPRS653C
– FEBRUARY 2010 – REVISED DECEMBER 2011
www.ti.com
Table 2-7. External Memory Interface A (EMIFA) Terminal Functions (continued)
SIGNAL
POWER
TYPE(1)
PULL(2)
DESCRIPTION
GROUP(3)
NAME
NO.
EMA_A[11] / PRU1_R30[19] / GP5[11] /
B12
O
CP[19]
B
PRU1_R31[19]
EMA_A[10] / PRU1_R30[18] / GP5[10] /
C12
O
CP[19]
B
PRU1_R31[18]
EMA_A[9] / PRU1_R30[17] / GP5[9]
D12
O
CP[19]
B
EMA_A[8] / PRU1_R30[16] / GP5[8]
A13
O
CP[19]
B
EMA_A[7] / PRU1_R30[15] / GP5[7]
B13
O
CP[20]
B
EMIFA address bus
EMA_A[6] / GP5[6]
E13
O
CP[20]
B
EMA_A[5] / GP5[5]
C13
O
CP[20]
B
EMA_A[4] / GP5[4]
A14
O
CP[20]
B
EMA_A[3] / GP5[3]
D14
O
CP[20]
B
EMA_A[2] / GP5[2]
B14
O
CP[20]
B
EMA_A[1] / GP5[1]
D15
O
CP[20]
B
EMA_A[0] / GP5[0]
C14
O
CP[20]
B
EMA_BA[0] / GP2[8]
C15
O
CP[16]
B
EMIFA bank address
EMA_BA[1] / GP2[9]
A15
O
CP[16]
B
EMA_CLK / PRU0_R30[5] / GP2[7] /
B7
O
CP[16]
B
EMIFA clock
PRU0_R31[5]
EMA_SDCKE / PRU0_R30[4] / GP2[6] /
D8
O
CP[16]
B
EMIFA SDRAM clock enable
PRU0_R31[4]
EMA_RAS / PRU0_R30[3] / GP2[5] /
A16
O
CP[16]
B
EMIFA SDRAM row address strobe
PRU0_R31[3]
EMA_CAS / PRU0_R30[2] / GP2[4] /
A9
O
CP[16]
B
EMIFA SDRAM column address strobe
PRU0_R31[2]
EMA_CS[0] / GP2[0]
A18
O
CP[16]
B
EMIFA SDRAM Chip Select
EMA_CS[2] / GP3[15]
B17
O
CP[16]
B
EMA_CS[3] / GP3[14]
A17
O
CP[16]
B
EMIFA Async Chip Select
EMA_CS[4] / GP3[13]
F9
O
CP[16]
B
EMA_CS[5] / GP3[12]
B16
O
CP[16]
B
EMA_A_RW / GP3[9]
D10
O
CP[16]
B
EMIFA Async Read/Write control
EMA_WE / GP3[11]
B9
O
CP[16]
B
EMIFA SDRAM write enable
EMIFA write enable/data mask for
EMA_WEN_DQM[1] / GP2[2]
A5
O
CP[16]
B
EMA_D[15:8]
EMA_WEN_DQM[0] / GP2[3]
C8
O
CP[16]
B
EMIFA write enable/data mask for EMA_D[7:0]
EMA_OE / GP3[10]
B15
O
CP[16]
B
EMIFA output enable
EMA_WAIT[0] / PRU0_R30[0] / GP3[8] /
B18
I
CP[16]
B
PRU0_R31[0]
EMIFA wait input/interrupt
EMA_WAIT[1] / PRU0_R30[1] / GP2[1] /
B19
I
CP[16]
B
PRU0_R31[1]
22
Device Overview
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© 2010–2011, Texas Instruments Incorporated
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