AT91SAM7S256D-AU Atmel, AT91SAM7S256D-AU Datasheet - Page 467

• Manufacturer Part Number: AT91SAM7S256D-AU
• Description: ARM Microcontrollers - MCU 256K Flash SRAM 64K ARM based MCU
• Manufacturer: Atmel
• Series: SAM7S256r

Specifications of AT91SAM7S256D-AU

• Rohs: yes
• Core: ARM
• Processor Series: AT91SAM
• Data Bus Width: 16 bit/32 bit
• Maximum Clock Frequency: 55 MHz
• Program Memory Size: 256 KB
• Data Ram Size: 64 KB
• On-chip Adc: Yes
• Operating Supply Voltage: 3 V to 3.6 V
• Operating Temperature Range: - 40 C to + 85 C
• Package / Case: LQFP-64
• Mounting Style: SMD/SMT
• Interface Type: 2-Wire, I2S, SPI, USART
• Length: 7 mm

33.6.4
Register Name:
Access Type:
• TCCLKS: Clock Selection
• CLKI: Clock Invert
0 = Counter is incremented on rising edge of the clock.
1 = Counter is incremented on falling edge of the clock.
• BURST: Burst Signal Selection
• LDBSTOP: Counter Clock Stopped with RB Loading
0 = Counter clock is not stopped when RB loading occurs.
1 = Counter clock is stopped when RB loading occurs.
• LDBDIS: Counter Clock Disable with RB Loading
LDBDIS
WAVE
31
23
15
–
–
7
0
0
1
1
0
0
0
0
1
1
1
1
TC Channel Mode Register: Capture Mode
BURST
LDBSTOP
CPCTRG
30
22
14
TC_CMRx [x=0..2] (WAVE = 0)
Read-write
–
–
6
TCCLKS
0
1
0
1
0
0
1
1
0
0
1
1
The clock is not gated by an external signal.
XC0 is ANDed with the selected clock.
XC1 is ANDed with the selected clock.
XC2 is ANDed with the selected clock.
29
21
13
–
–
–
5
BURST
0
1
0
1
0
1
0
1
28
20
12
–
–
–
4
Clock Selected
TIMER_CLOCK1
TIMER_CLOCK2
TIMER_CLOCK3
TIMER_CLOCK4
TIMER_CLOCK5
XC0
XC1
XC2
CLKI
27
19
11
–
3
–
LDRB
ABETRG
26
18
10
–
2
SAM7S Series [DATASHEET]
TCCLKS
6175M–ATARM–26-Oct-12
25
17
–
9
1
ETRGEDG
LDRA
24
16
–
8
0
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