Specifications

Élan™SC310 Microcontroller Data Sheet 17
PRELIMINARY
Signal Name Pin No. Function
Pin State
Table No.
Description
Page No.
INIT
89 Parallel port interface 4 33
IOCHCHK 177 Maximum ISA bus interface 2 36
IOCHRDY 192 System interface 2 31
IOCS16 196 System interface 2 31
IOR 54 System interface 2 31
IORESET 140 Reset and power 8 37
IOW 55 System interface 2 31
IRQ1 195 System and maximum ISA bus interface 2 32, 36
(IRQ10) PULLUP 179 Maximum ISA bus interface 7 36
(IRQ11) BLE
167 Maximum ISA bus interface 7 36
IRQ12 181 System interface 2 36
IRQ14 198 System and maximum ISA bus interface 2 32, 36
IRQ15 182 System interface 2 36
(IRQ3) PIRQ0 194 System interface 2 36
IRQ4 173 System interface 2 36
(IRQ5) PULLDN 178 Maximum ISA bus interface 7 36
(IRQ6) PIRQ1 193 Maximum ISA bus interface 2 36
(IRQ7) PULLUP 164 Maximum ISA bus interface 7 36
(IRQ9) BHE 168 Maximum ISA bus interface 7 36
JTAGEN 199 JTAG boundary scan interface 8 37
(LA17) A17 155 Maximum ISA bus interface 7 36
(LA18) A18 154 Maximum ISA bus interface 7 36
(LA19) A19 153 Maximum ISA bus interface 7 36
(LA20) A20 152 Maximum ISA bus interface 7 36
(LA21) A21 151 Maximum ISA bus interface 7 36
(LA22) A22 150 Maximum ISA bus interface 7 36
(LA23) A23 149 Maximum ISA bus interface 7 36
LDEV
(RSVD) 148 Local bus interface 7 35
LF1 204 Miscellaneous interface 8 35
LF2 205 Miscellaneous interface 8 35
LF3 206 Miscellaneous interface 8 35
LF4 207 Miscellaneous interface 8 35
(LMEG) CPURDY 147 Maximum ISA bus interface 7 36
LPH 190 Power management interface 6 34
LRDY
(DRQ6) 166 Local bus interface 7 36
M/IO (DRQ3) 170 Local bus interface 7 36
MA0/SA14 24 Memory bus interface 1 30
MA1/SA15 21 Memory bus interface 1 30
MA10/SA13 10 Memory bus interface 1 30
MA11/SA12 60 Memory bus interface 1 30
MA2/SA16 19 Memory bus interface 1 30
MA3/SA17 18 Memory bus interface 1 30
MA4/SA18 17 Memory bus interface 1 30
MA5/SA19 16 Memory bus interface 1 30
PIN DESIGNATIONS (SORTED BY PIN NAME) (CONTINUED)