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SPEAR1340 Datasheet(PDF) 100 Page - STMicroelectronics |
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SPEAR1340 Datasheet(HTML) 100 Page - STMicroelectronics |
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100 / 200 page  Pin description SPEAr1340 100/200 Doc ID 023063 Rev 4 3.5.2 Memories ARM_TRCDATA24 Trace data O A23 ARM_TRCDATA25 B23 ARM_TRCDATA26 C23 ARM_TRCDATA27 D23 ARM_TRCDATA28 E23 ARM_TRCDATA29 A22 ARM_TRCDATA30 B22 ARM_TRCDATA31 C22 Table 9. CPU subsystem - A9SM signals description (continued) Signal name Description Type Ball Table 10. Memories - MPMC signals description Signal name Description Type Ball DDR2n_DDR3 This pin is used to select the DDR2 or DDR3 operation mode for DDR2/3 buffers. 0 DDR2 selection 1 DDR3 selection IAF14 DDR_ADDR0 Memory address bus O U3 DDR_ADDR1 W2 DDR_ADDR2 V2 DDR_ADDR3 V3 DDR_ADDR4 Y2 DDR_ADDR5 W1 DDR_ADDR6 Y4 DDR_ADDR7 V1 DDR_ADDR8 T1 DDR_ADDR9 U4 DDR_ADDR10 AA3 DDR_ADDR11 V4 DDR_ADDR12 AA2 DDR_ADDR13 Y1 DDR_ADDR14 W4 DDR_RASn Memory row address select (active low) O AD3 DDR_CASn Memory columns address select (active low) O AD4 DDR_WEn Memory write transfer cycle (active low) O AA4 DDR_CS0n Memory chip select 0 (active low) O AB3 |
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