ATXMEGA16A4-CUR Atmel, ATXMEGA16A4-CUR Datasheet - Page 284
ATXMEGA16A4-CUR
Manufacturer Part Number
ATXMEGA16A4-CUR
Description
MCU AVR 16+4KB FLASH 49VFBGA
Manufacturer
Atmel
Series
AVR® XMEGAr
Specifications of ATXMEGA16A4-CUR
Core Processor
AVR
Core Size
8/16-Bit
Speed
32MHz
Connectivity
I²C, IrDA, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, DMA, POR, PWM, WDT
Number Of I /o
34
Program Memory Size
16KB (8K x 16)
Program Memory Type
FLASH
Eeprom Size
1K x 8
Ram Size
2K x 8
Voltage - Supply (vcc/vdd)
1.6 V ~ 3.6 V
Data Converters
A/D 12x12b, D/A 2x12b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
49-VFBGA
For Use With
ATAVRONEKIT - KIT AVR/AVR32 DEBUGGER/PROGRMMRATSTK600 - DEV KIT FOR AVR/AVR32770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAG770-1004 - ISP 4PORT FOR ATMEL AVR MCU SPI
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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24.12 Register Description - EBI Chip Select
24.12.1
8077H–AVR–12/09
CTRLA - Chip Select Control Register A
Table 24-16. SDRAM Row Column Delay settings (Continued)
• Bit 7 - Reserved
This bit is reserved and will always be read as zero.
• Bit 6:2 - ASIZE[4:0]: Chip Select Address Size
These bits select the address size for the Chip Select. This is the size of the block above the
base address.
Table 24-17. Address space encoding
Bit
+0x00
Read/Write
Initial Value
ASIZE[5:0]
00000
00001
00010
00011
00100
00101
00110
00111
01000
01001
01010
01011
01100
01101
01110
ROWCOLDLY[2:0]
100
101
110
111
R/W
7
0
-
R/W
6
0
Group Configuration
4CLK
5CLK
6CLK
7CLK
Group Configuration
256B
512B
1K
2K
4K
8K
16K
32K
64K
128K
256K
512K
1M
2M
4M
R/W
5
0
ASIZE[4:0]
R/W
4
0
Description
4 CLK
5 CLK
6 CLK
7 CLK
Address Size
256 Bytes
512 Bytes
1K Bytes
2K Bytes
4K Bytes
8K Bytes
16K Bytes
32K Bytes
64K Bytes
128K Bytes
256K Bytes
512K Bytes
1M Bytes
2M Bytes
4M Bytes
R/W
3
0
PER2
PER2
PER2
PER2
cycles delay
cycles delay
cycles delay
cycles delay
R/W
2
0
Address Lines Compared
ADDR[23:8]
ADDR[23:9]
ADDR[23:10]
ADDR[23:11]
ADDR[23:12]
ADDR[23:13]
ADDR[23:14
ADDR[23:15]
ADDR[23:16]
ADDR[23:17]
ADDR[23:18]
ADDR[23:19]
ADDR[23:20]
ADDR[23:21]
ADDR[23:22]
R/W
1
0
MODE[1:0]
R/W
0
0
XMEGA A
CTRLA
284
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