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I/O CONTROL MODULE
Memory Bus Configuration register
76 Hardware Reference NS9215
GPIO Status
Register #3
Address: A090_2088
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Memory Bus Configuration register
The Memory Bus Configuration register controls chip select and upper address
options.
Address: A090_208C
D23 R GPIO87 Undefined GPIO[87] status bit
D24 R GPIO88 Undefined GPIO[88] status bit
D25 R GPIO89 Undefined GPIO[89] status bit
D26 R GPIO90 Undefined GPIO[90] status bit
D27 R GPIO91 Undefined GPIO[91] status bit
D28 R GPIO92 Undefined GPIO[92] status bit
D29 R GPIO93 Undefined GPIO[93] status bit
D30 R GPIO94 Undefined GPIO[94] status bit
D31 R GPIO95 Undefined GPIO[95] status bit
Bit(s) Access Mnemonic Reset Description
Bit(s) Access Mnemonic Reset Description
D00 R GPIO96 Undefined GPIO[96] status bit
D01 R GPIO97 Undefined GPIO[97] status bit
D02 R GPIO98 Undefined GPIO[98] status bit
D03 R GPIO99 Undefined GPIO[99] status bit
D04 R GPIO100 Undefined GPIO[100] status bit
D05 R GPIO101 Undefined GPIO[101] status bit
D06 R GPIO102 Undefined GPIO[102] status bit
D07 R GPIO103 Undefined GPIO[103] status bit
D08 R GPIO_A0 Undefined GPIO_A[0] status bit
D09 R GPIO_A1 Undefined GPIO_A[1] status bit
D10 R GPIO_A2 Undefined GPIO_A[2] status bit
D11 R GPIO_A3 Undefined GPIO_A[3] status bit
D31:12 N/A Reserved N/A N/A