AT91SAM7S256C-MU Atmel, AT91SAM7S256C-MU Datasheet - Page 463

• Manufacturer Part Number: AT91SAM7S256C-MU
• Description: IC ARM7 MCU 32BIT 256K 64-QFN
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91SAM7S256C-MU

• Core Processor: ARM7
• Core Size: 16/32-Bit
• Speed: 55MHz
• Connectivity: I²C, SPI, SSC, UART/USART, USB
• Peripherals: Brown-out Detect/Reset, DMA, POR, PWM, WDT
• Number Of I /o: 32
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 64K x 8
• Voltage - Supply (vcc/vdd): 1.65 V ~ 1.95 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-VQFN Exposed Pad, 64-HVQFN, 64-SQFN, 64-DHVQFN
• Processor Series: AT91
• Core: ARM7TDMI
• Data Bus Width: 32 bit
• Data Ram Size: 64 KB
• Interface Type: SPI, TWI, USART, USB
• Maximum Clock Frequency: 55 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 5
• Operating Supply Voltage: 3.3 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Operating Temperature Range: - 40 C to + 85 C
• For Use With: AT91SAM-ICE - EMULATOR FOR AT91 ARM7/ARM9AT91SAM7S-EK - KIT EVAL FOR ARM AT91SAM7S
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details
• Other names: AT91SAM7S256-MU; AT91SAM7S256-MU

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.
6175K–ATARM–30-Aug-10
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
AT91SAM7S Series Preliminary
CLKI
27
19
11
–
–
3
LDRB
ABETRG
26
18
10
–
2
TCCLKS
25
17
–
9
1
ETRGEDG
LDRA
24
16
–
8
0
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