AT91SAM7X128 Atmel, AT91SAM7X128 Datasheet - Page 75

• 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

14.4
Table 14-1.
6120H–ATARM–17-Feb-09
Offset
0x00
0x04
0x08
0x0C
Real-time Timer (RTT) User Interface
Register Mapping
Register
Mode Register
Alarm Register
Value Register
Status Register
AT91SAM7X512/256/128 Preliminary
RTT_MR
RTT_AR
RTT_VR
RTT_SR
Name
Read-write
Read-write
Read-only
Read-only
Access
0xFFFF_FFFF
0x0000_8000
0x0000_0000
0x0000_0000
Reset Value
75