Difference between revisions of "Minimig Board v1.0 RAM connections"
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<!-- perl -ne '/^(\S+)\t(\S*)/s; printf("|-\n| %3d || %s || %s\n",++$n,$1,$2);' < ram0_pins.txt | more --> | <!-- perl -ne '/^(\S+)\t(\S*)/s; printf("|-\n| %3d || %s || %s\n",++$n,$1,$2);' < ram0_pins.txt | more --> | ||
− | IC7 - M68AW512M RAM Bank #0 512K*16<br> | + | IC7 - M68AW512M RAM Bank #0 512K*16 (Asynchronous SRAM)<br> |
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− | IC6 - M68AW512M RAM Bank #1 512K*16<br> | + | IC6 - M68AW512M RAM Bank #1 512K*16 (Asynchronous SRAM)<br> |
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− | [[Image:Minimig_v10_board_ram512x16.png| | + | [[Image:Minimig_v10_board_ram512x16.png| none |right|250px|IC6/IC7 - [[Asynchronous static ram]] 512 x 16 bit (2 chips)]] |
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+ | This chip is no longer available. |
Revision as of 16:11, 24 August 2007
IC7 - M68AW512M RAM Bank #0 512K*16 (Asynchronous SRAM)
Pin | Name | Assignment | Comment |
---|---|---|---|
1 | A4 | RAM_A5 | |
2 | A3 | RAM_A4 | |
3 | A2 | RAM_A3 | |
4 | A1 | RAM_A2 | |
5 | A0 | RAM_A1 | |
6 | nE | nRAM_SEL0 | Selection (CS) |
7 | DQ0 | RAM_D0 | |
8 | DQ1 | RAM_D1 | |
9 | DQ2 | RAM_D2 | |
10 | DQ3 | RAM_D3 | |
11 | Vcc | ||
12 | Vss | GND | |
13 | DQ4 | RAM_D4 | |
14 | DQ5 | RAM_D5 | |
15 | DQ6 | RAM_D6 | |
16 | DQ7 | RAM_D7 | |
17 | nW | nRAM_WE | Write enable |
18 | A18 | RAM_A19 | |
19 | A17 | RAM_A18 | |
20 | A16 | RAM_A17 | |
21 | A15 | RAM_A16 | |
22 | A14 | RAM_A15 | |
23 | A13 | RAM_A14 | |
24 | A12 | RAM_A13 | |
25 | A11 | RAM_A12 | |
26 | A10 | RAM_A11 | |
27 | A9 | RAM_A10 | |
28 | A8 | RAM_A9 | |
29 | DQ8 | RAM_D8 | |
30 | DQ9 | RAM_D9 | |
31 | DQ10 | RAM_D10 | |
32 | DQ11 | RAM_D11 | |
33 | Vcc | ||
34 | Vss | GND | |
35 | DQ12 | RAM_D12 | |
36 | DQ13 | RAM_D13 | |
37 | DQ14 | RAM_D14 | |
38 | DQ15 | RAM_D15 | |
39 | nLB | nRAM_LB | Lower byte |
40 | nUB | nRAM_UB | Upper byte |
41 | nG | nRAM_OE | Output enable |
42 | A7 | RAM_A8 | |
43 | A6 | RAM_A7 | |
44 | A5 | RAM_A6 |
IC6 - M68AW512M RAM Bank #1 512K*16 (Asynchronous SRAM)
Pin | Name | Assignment | Comment |
---|---|---|---|
6 | nE | nRAM_SEL1 |
This chip is no longer available.