Cirrus Logic EP93xx - Manual (Page 30)

1-2 DS785UM1
Copyright 2007 Cirrus Logic
Introduction
EP93xx User’s Guide
1
1
1
Note: “X” means that the function is included; “-” means that the function is not included.
Figure 1-1. EP9301 Block Diagram
Table 1-2. EP93xx Features Summary
Processor
16-Bit
External
Bus
32-Bit
External
Bus
Math Co-
Processor
Raster
Analog /
LCD
2-D
Graphics
Accelerator
Ethernet
MAC
IDE
USB 2.0
Host
UART
Touch
Screen
/ ADC
GPIO
PC
Card
EP9301 X - - - - X - 2 2 5-ADC 37 -
EP9302 X - X - - X - 2 2 5-ADC 37 -
EP9307 - X X X X X - 3 3
8-Wire/
12-
ADC
48 -
EP9312 - X X X - X 1 3 3
8-Wire/
12-
ADC
47 -
EP9315 - X X X X X 1 3 3
8-Wire/
12-
ADC
55 X
5-Channel ADC
2 PWM
Enhanced GPIO,
2-wire, 2 LED
I 2 S
SPI
AC’97
RTC with SW Trim
Watchdog Timer
4 Timers
System Control –
2 PLLs
UART1 with HDLC
SDRAM
SRAM, FLASH,
ROM
12 Channel DMA
1/10/100 Ethernet
MAC
JTAG
2 USB 2.0 FS Host
Boot ROM
UART2 with IrDA
ARM920T
I-Cache
16 KB
D-Cache
16 KB
Memory Management Unit
AHB/APB Bridge
Vectored
Inerrupts
High-Speed Bus (AHB)
Peripheral Bus (APB)