AT91SAM7X128 Atmel, AT91SAM7X128 Datasheet - Page 31

• Manufacturer Part Number: AT91SAM7X128
• Description: MCU 32-Bit 91S ARM7TDMI RISC 128KB Flash 1.8V/3.3V 100-Pin LQFP
• Manufacturer: Atmel

Specifications of AT91SAM7X128

• Package: 100LQFP
• Device Core: ARM7TDMI
• Family Name: 91S
• Maximum Speed: 55 MHz
• Ram Size: 32 KB
• Program Memory Size: 128 KB
• Operating Supply Voltage: 1.8|3.3 V
• Data Bus Width: 32 Bit
• Program Memory Type: Flash
• Number Of Programmable I/os: 62
• Interface Type: CAN/Ethernet/SPI/I2S/TWI/USART/USB
• On-chip Adc: 8-chx10-bit
• Operating Temperature: -40 to 85 °C
• Number Of Timers: 3

10. Peripherals
10.1
10.2
6120H–ATARM–17-Feb-09
User Interface
Peripheral Identifiers
The User Peripherals are mapped in the 256 Mbytes of address space between 0xF000 0000
and 0xFFFF EFFF. Each peripheral is allocated 16 Kbytes of address space.
A complete memory map is provided in
The AT91SAM7X512/256/128 embeds a wide range of peripherals.
Peripheral Identifiers of the AT91SAM7X512/256/128. Unique peripheral identifiers are defined
for both the Advanced Interrupt Controller and the Power Management Controller.
Table 10-1.
Note:
Peripheral ID
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18 - 29
30
31
1. Setting SYSC and ADC bits in the clock set/clear registers of the PMC has no effect. The Sys-
tem Controller and ADC are continuously clocked.
Peripheral Identifiers
Peripheral Mnemonic
AIC
SYSC
PIOA
PIOB
SPI0
SPI1
US0
US1
SSC
TWI
PWMC
UDP
TC0
TC1
TC2
CAN
EMAC
ADC
Reserved
AIC
AIC
(1)
AT91SAM7X512/256/128 Preliminary
(1)
Figure 8-1 on page
Peripheral Name
Advanced Interrupt Controller
System Controller
Parallel I/O Controller A
Parallel I/O Controller B
Serial Peripheral Interface 0
Serial Peripheral Interface 1
USART 0
USART 1
Synchronous Serial Controller
Two-wire Interface
Pulse Width Modulation Controller
USB Device Port
Timer/Counter 0
Timer/Counter 1
Timer/Counter 2
CAN Controller
Ethernet MAC
Analog-to Digital Converter
Advanced Interrupt Controller
Advanced Interrupt Controller
18.
Table 10-1
External
Interrupt
FIQ
IRQ0
IRQ1
defines the
31