AT91SAM9M10-CU Atmel, AT91SAM9M10-CU Datasheet - Page 556
AT91SAM9M10-CU
Manufacturer Part Number
AT91SAM9M10-CU
Description
IC MCU 16/32BIT ARM9 324TFBGA
Manufacturer
Atmel
Series
AT91SAMr
Specifications of AT91SAM9M10-CU
Core Processor
ARM9
Core Size
16/32-Bit
Speed
400MHz
Connectivity
EBI/EMI, Ethernet, I²C, SPI, SSC, UART/USART, USB
Peripherals
AC'97, DMA, LCD, POR, PWM, WDT
Number Of I /o
160
Program Memory Size
64KB (64K x 8)
Program Memory Type
ROM
Ram Size
128K x 8
Voltage - Supply (vcc/vdd)
0.9 V ~ 1.1 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
324-TFBGA
Processor Series
AT91SAMx
Core
ARM926EJ-S
Data Bus Width
32 bit
Data Ram Size
32 KB
Interface Type
2-Wire, SPI, USART
Maximum Clock Frequency
133 MHz
Number Of Programmable I/os
5
Number Of Timers
2 x 16 bit
Operating Supply Voltage
1.65 V to 3.6 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
JTRACE-ARM-2M, MDK-ARM, RL-ARM, ULINK2
Development Tools By Supplier
AT91SAM-ICE, AT91-ISP, AT91SAM9M10-G45-EK
Controller Family/series
AT91
No. Of I/o's
160
Ram Memory Size
64KB
Cpu Speed
400MHz
No. Of Timers
2
Rohs Compliant
Yes
Cpu Family
AT91
Device Core
ARM926EJ-S
Device Core Size
32b
Frequency (max)
400MHz
Total Internal Ram Size
64KB
# I/os (max)
160
Number Of Timers - General Purpose
7
Operating Supply Voltage (typ)
1.8/2.5/3.3V
Operating Supply Voltage (max)
1.1/1.95/3.6V
Operating Supply Voltage (min)
0.9/1.65/1.8/3V
On-chip Adc
8-chx10-bit
Instruction Set Architecture
RISC
Operating Temp Range
-40C to 85C
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
324
Package Type
TFBGA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AT91SAM9M10-CU
Manufacturer:
Atmel
Quantity:
996
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32.7.5.1
Figure 32-34. IrDA Modulation
32.7.5.2
6355B–ATARM–21-Jun-10
IrDA Modulation
IrDA Baud Rate
For baud rates up to and including 115.2 Kbits/sec, the RZI modulation scheme is used. “0” is
represented by a light pulse of 3/16th of a bit time. Some examples of signal pulse duration are
shown in
Table 32-12. IrDA Pulse Duration
Figure 32-34
Table 32-13
the requirement on the maximum acceptable error of ±1.87% must be met.
Table 32-13. IrDA Baud Rate Error
Transmitter
Baud Rate
2.4 Kb/s
9.6 Kb/s
19.2 Kb/s
38.4 Kb/s
57.6 Kb/s
115.2 Kb/s
Peripheral Clock
3 686 400
20 000 000
32 768 000
40 000 000
3 686 400
20 000 000
32 768 000
• Configure the TXD pin as PIO and set it as an output at 0 (to avoid LED emission). Disable
• Receive data
the internal pull-up (better for power consumption).
Output
TXD
Table
gives some examples of CD values, baud rate error and pulse duration. Note that
shows an example of character transmission.
Bit Period
Start
32-12.
Bit
0
1
Baud Rate
115 200
115 200
115 200
115 200
57 600
57 600
57 600
0
1
Data Bits
0
0
Pulse Duration (3/16)
78.13 μs
19.53 μs
9.77 μs
4.88 μs
3.26 μs
1.63 μs
CD
11
18
22
22
36
2
4
1
1
16
3
Baud Rate Error
0
Bit Period
Stop
0.00%
1.38%
1.25%
1.38%
0.00%
1.38%
1.25%
Bit
1
AT91SAM9M10
Pulse Time
1.63
1.63
1.63
1.63
3.26
3.26
3.26
556
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