ARM ARM DUI 0224I Computer Hardware User Manual


 
Memory Expansion Boards
ARM DUI 0224F Copyright © 2003-2007 ARM Limited. All rights reserved. E-15
51 DATA[25] 52 Reserved, do not drive
53 DATA[26] 54 Reserved, do not drive
55 DATA[27] 56 Reserved, do not drive
57 DATA[28] 58 Reserved, do not drive
59 DATA[29] 60 Reserved, do not drive
61 DATA[30] 62 SBSCL, E2PROM serial interface
clock (3.3V signal level)
63 DATA[31] 64 SBSDA, E2PROM serial interface
data (3.3V signal level)
65 ADDR[0] 66 nRESET
67 ADDR[1] 68 nBOARDPOR
69 ADDR[2] 70 NC
71 ADDR[3] 72 NC
73 ADDR[4] 74 NC
75 ADDR[5] 76 NC
77 ADDR[6] 78 NC
79 ADDR[7] 80 NC
81 ADDR[8] 82 NC
83 ADDR[9] 84 NC
85 ADDR[10] 86 NC
87 ADDR[11] 88 NC
89 ADDR[12] 90 NC
91 ADDR[13] 92 NC
93 ADDR[14] 94 NC
95 DQM[0], data mask input to
SDRAMs
96 NC
Table E-5 SDR, Single data rate dynamic memory connector signals (continued)
Pin No. Signal Pin No. Signal