AT91SAM7X128 Atmel, AT91SAM7X128 Datasheet - Page 77
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AT91SAM7X128
Manufacturer Part Number
AT91SAM7X128
Description
MCU 32-Bit 91S ARM7TDMI RISC 128KB Flash 1.8V/3.3V 100-Pin LQFP
Manufacturer
Atmel
Datasheet
1.AT91SAM7X512-AU-999.pdf
(687 pages)
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
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14.4.2
Register Name:
Access Type:
• ALMV: Alarm Value
Defines the alarm value (ALMV+1) compared with the Real-time Timer.
14.4.3
Register Name:
Access Type:
• CRTV: Current Real-time Value
Returns the current value of the Real-time Timer.
6120H–ATARM–17-Feb-09
31
23
15
31
23
15
7
7
Real-time Timer Alarm Register
Real-time Timer Value Register
30
22
14
30
22
14
6
6
RTT_AR
Read-write
RTT_VR
Read-only
29
21
13
29
21
13
5
5
AT91SAM7X512/256/128 Preliminary
28
20
12
28
20
12
4
4
ALMV
ALMV
ALMV
ALMV
CRTV
CRTV
CRTV
CRTV
27
19
11
27
19
11
3
3
26
18
10
26
18
10
2
2
25
17
25
17
9
1
9
1
24
16
24
16
8
0
8
0
77
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