Specifications

Élan™SC310 Microcontroller Data Sheet 3
PRELIMINARY
BLOCK DIAGRAM
ACIN, BLx, EXTSMI,
SUS/RES
M
U
X
Power
Management
Control Unit
Bus Controller
Memory
Controller
Mapping
Registers
Parallel Port
Control
Serial Port
(16450)
Interrupt
Controller
(2x8259)
Programmable
Interval Timer
(8254)
Real-Time Clock
(146818A)
Clock
Generators
Am386SXLV
DMA
Controller
(2x8237A-5)
A23–A12, ADS, D/C,M/IO,
W/R
, BHE, BLE, CPUCLK,
CPURST, CPURDY
LRDY, LDEV
RAS, CAS, MWE
PGP3–PGP0
PPDWE
, PPOEN
AFDT, STRB, SLCTIN, INIT
ACK, BUSY, ERROR, PE, SLCT
DTR
, RTS, SOUT
CTS
, DSR, DCD, SIN, RIN
MA11/SA12–
MA0/SA23
PMCx
PD15–PD0
PA23–PA0
CONTROL
8042CS
, SYSCLK
IOR
, IOW, MEMR,
MEMW
, BALE
MCS1
6, IOCS16,
IOCHRDY, 0WS
DACKx, TC, AEN
DREQx
D15–D0
SA11–SA0
Local Bus
Controller
LFX
X32OUT
X32IN
A20GATE, RC
IRQx