AT91SAM9XE128-QU Atmel, AT91SAM9XE128-QU Datasheet - Page 676
AT91SAM9XE128-QU
Manufacturer Part Number
AT91SAM9XE128-QU
Description
MCU ARM9 128K FLASH 208-PQFP
Manufacturer
Atmel
Series
AT91SAMr
Specifications of AT91SAM9XE128-QU
Core Processor
ARM9
Core Size
16/32-Bit
Speed
180MHz
Connectivity
EBI/EMI, Ethernet, I²C, MMC, SPI, SSC, UART/USART, USB
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
96
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Ram Size
40K x 8
Voltage - Supply (vcc/vdd)
1.65 V ~ 1.95 V
Data Converters
A/D 4x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
208-MQFP, 208-PQFP
Processor Series
AT91SAMx
Core
ARM926EJ-S
Data Bus Width
32 bit
Data Ram Size
16 KB
Interface Type
2-Wire, EBI, I2S, SPI, USART
Maximum Clock Frequency
180 MHz
Number Of Programmable I/os
96
Number Of Timers
6
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
JTRACE-ARM-2M, KSK-AT91SAM9XE-PL, MDK-ARM, RL-ARM, ULINK2
Development Tools By Supplier
AT91SAM-ICE, AT91-ISP, AT91SAM9XE-EK
Minimum Operating Temperature
- 40 C
On-chip Adc
10 bit, 4 Channel
For Use With
AT91SAM9XE-EK - KIT EVAL FOR AT91SAM9XEAT91SAM-ICE - EMULATOR FOR AT91 ARM7/ARM9
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Available stocks
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38.5.1
Register Name:
Address:
Access Type:
• LB: LoopBack
Asserts the loopback signal to the PHY.
• LLB: Loopback local
Connects txd to rxd, tx_en to rx_dv, forces full duplex and drives rx_clk and tx_clk with pclk divided by 4.
rx_clk and tx_clk may glitch as the EMAC is switched into and out of internal loop back. It is important that receive
and transmit circuits have already been disabled when making the switch into and out of internal loop back.
• RE: Receive enable
When set, enables the EMAC to receive data. When reset, frame reception stops immediately and the receive FIFO is
cleared. The receive queue pointer register is unaffected.
• TE: Transmit enable
When set, enables the Ethernet transmitter to send data. When reset transmission, stops immediately, the transmit FIFO
and control registers are cleared and the transmit queue pointer register resets to point to the start of the transmit descrip-
tor list.
• MPE: Management port enable
Set to one to enable the management port. When zero, forces MDIO to high impedance state and MDC low.
• CLRSTAT: Clear statistics registers
This bit is write only. Writing a one clears the statistics registers.
• INCSTAT: Increment statistics registers
This bit is write only. Writing a one increments all the statistics registers by one for test purposes.
• WESTAT: Write enable for statistics registers
Setting this bit to one makes the statistics registers writable for functional test purposes.
• BP: Back Pressure
If set in half duplex mode, forces collisions on all received frames.
676
WESTAT
31
23
15
–
–
–
7
AT91SAM9XE128/256/512 Preliminary
Network Control Register
INCSTAT
30
22
14
EMAC_NCR
0xFFFC4000
Read-write
–
–
–
6
CLRSTAT
29
21
13
–
–
–
5
MPE
28
20
12
–
–
–
4
TE
27
19
11
–
–
–
3
THALT
RE
26
18
10
–
–
2
TSTART
LLB
25
17
–
–
9
1
6254C–ATARM–22-Jan-10
BP
LB
24
16
–
–
8
0
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