AT91SAM7A3-AU Atmel, AT91SAM7A3-AU Datasheet - Page 114

• Manufacturer Part Number: AT91SAM7A3-AU
• Description: IC ARM7 MCU FLASH 256K 100LQFP
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91SAM7A3-AU

• Core Processor: ARM7
• Core Size: 16/32-Bit
• Speed: 60MHz
• Connectivity: CAN, I²C, MMC, SPI, SSC, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 62
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 32K 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: 100-LQFP
• Controller Family/series: AT91SAM7xx
• No. Of I/o's: 62
• Ram Memory Size: 32KB
• Cpu Speed: 60MHz
• No. Of Timers: 3
• Rohs Compliant: Yes
• Package: 100LQFP
• Device Core: ARM7TDMI
• Family Name: 91S
• Maximum Speed: 60 MHz
• Operating Supply Voltage: 3.3 V
• Data Bus Width: 32 Bit
• Number Of Programmable I/os: 62
• Interface Type: CAN/SPI/I2S/TWI/USART/USB
• On-chip Adc: 2(8-chx10-bit)
• Number Of Timers: 3
• Processor Series: AT91SAMx
• Core: ARM7TDMI
• Data Ram Size: 32 KB
• Maximum Clock Frequency: 60 MHz
• 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, AT91SAM7A3-EK
• Minimum Operating Temperature: - 40 C
• Cpu Family: 91S
• Device Core Size: 32b
• Frequency (max): 60MHz
• Total Internal Ram Size: 32KB
• # I/os (max): 62
• Number Of Timers - General Purpose: 3
• Operating Supply Voltage (typ): 3.3V
• Operating Supply Voltage (max): 3.6V
• Operating Supply Voltage (min): 3V
• Instruction Set Architecture: RISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 100
• Package Type: LQFP
• For Use With: AT91SAM-ICE - EMULATOR FOR AT91 ARM7/ARM9AT91SAM7A3-EK - KIT EVAL FOR AT91SAM7A3
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

20.3.3
Register Name:
Access Type:
Offset:
• EOP: End of Programming Status
0: The programming sequence (page programming or erase all Flash) triggered by the last write in MC_FCR is not yet
completed, or FMC_FSR has been read.
1: The programming sequence (page programming or erase all Flash) triggered by the last write in MC_FCR is completed
and MC_FSR has not been read yet.
• EOL: End of Lock Status
0: The lock or unlock sequence triggered by the last write in MC_FCR is not yet completed, or FMC_FSR has been read.
1: The lock or unlock sequence triggered by the last write in MC_FCR is completed and MC_FSR has not been read yet.
• LOCKE: Lock Error Status
0: No programming of at least one locked lock region has happened since the last read of MC_FSR.
1: Programming of at least one locked lock region has happened since the last read of MC_FSR.
• PROGE: Programming Error Status
0: No invalid commands and no bad key-words were written in the Flash Command Register MC_FCR.
1: An invalid command and/or a bad key-word was/were written in the Flash Command Register MC_FCR.
• LOCKSx: Lock Region x Lock Status
0: The corresponding lock region is not locked.
1: The corresponding lock region is locked.
114
LOCKS15
LOCKS7
31
23
15
–
7
–
AT91SAM7A3 Preliminary
MC Flash Status Register
LOCKS14
LOCKS6
30
22
14
MC_FSR
Read only
0x68
–
6
–
LOCKS13
LOCKS5
29
21
13
–
5
–
LOCKS12
LOCKS4
28
20
12
–
4
–
LOCKS11
LOCKS3
PROGE
27
19
11
–
3
LOCKS10
LOCKS2
LOCKE
26
18
10
–
2
LOCKS9
LOCKS1
EOL
25
17
9
–
1
6042E–ATARM–14-Dec-06
LOCKS8
LOCKS0
EOP
24
16
8
–
0