PR31500 Datasheet, PDF (6/24 Pages) NXP Semiconductors – Poseidon embedded processor

Philips Semiconductors
Poseidon embedded processor
Figure 2 shows a typical system block diagram cosisting of
PR31500 and UCB1100 for a total system solution.
3.3V
SYSCLK
PR31500
R3000
RISC
CPU
core
TLB
32 KHz
32–bit Bus
LCD
Preliminary specification
MIPS
PR31500
ÎÎÎÎÎÎÎÎÎÎÎÎ ^{1–2 PCMCIA Slots}
ÎÎÎ _{1–64 MBytes}
ÎÎÎÎÎÎÎÎÎ _ROM
1–16 MBytes
(S)DRAM
ID ROM
Power Supply
AC
Adapter
Main
Thermistor T
Backup
(Lithium)
ISDN
or other
peripherals
IR
High speed serial port
Touchscreen
(Resistive)
Phone Jack
DAA
or
RF
Xceiver
3.3V
UCB1100
Figure 2. System Block Diagram
1996 Sep 24
6
ÎÎÎÎÎÎÎÎ
SN00163