AT91SAM7X128 Atmel, AT91SAM7X128 Datasheet - Page 144

• 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

22.4
Table 22-1.
Note:
144
Offset
0x100
0x104
0x108
0x10C
0x110
0x114
0x118
0x11C
0x120
0x124
Peripheral DMA Controller (PDC) User Interface
1. PERIPH: Ten registers are mapped in the peripheral memory space at the same offset. These can be defined by the user
AT91SAM7X512/256/128 Preliminary
according to the function and the peripheral desired (DBGU, USART, SSC, SPI, MCI, etc.).
Transmit Pointer Register
PDC Transfer Control Register
PDC Transfer Status Register
Register
Receive Pointer Register
Receive Counter Register
Transmit Counter Register
Receive Next Pointer Register
Receive Next Counter Register
Transmit Next Pointer Register
Transmit Next Counter Register
Register Mapping
PERIPH
PERIPH_RCR
PERIPH_TPR
PERIPH_TCR
PERIPH_RNPR
PERIPH_RNCR
PERIPH_TNPR
PERIPH_TNCR
PERIPH_PTCR
PERIPH_PTSR
Name
(1)
_RPR
Read-write
Read-write
Read-write
Read-write
Read-write
Read-write
Read-write
Read-write
Read-only
Write-only
Access
6120H–ATARM–17-Feb-09
Reset
0x0
0x0
0x0
0x0
0x0
0x0
0x0
0x0
0x0
-