SAM7L128 Atmel Corporation, SAM7L128 Datasheet - Page 155

• Manufacturer Part Number: SAM7L128
• Manufacturer: Atmel Corporation

Specifications of SAM7L128

• Flash (kbytes): 128 Kbytes
• Pin Count: 144
• Max. Operating Frequency: 36 MHz
• Cpu: ARM7TDMI
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 80
• Ext Interrupts: 80
• Usb Speed: No
• Usb Interface: No
• Spi: 1
• Twi (i2c): 1
• Uart: 3
• Segment Lcd: 40
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 4
• Adc Resolution (bits): 10
• Adc Speed (ksps): 460
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 6
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.8/3.3
• Operating Voltage (vcc): 1.8 to 3.6
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 3
• Output Compare Channels: 3
• Input Capture Channels: 3
• Pwm Channels: 4
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: No

19.4.3
Register Name:
Access Type:
Offset:
• FRDY: Flash Ready Status
0: The Enhanced Embedded Flash Controller (EEFC) is busy.
1: The Enhanced Embedded Flash Controller (EEFC) is ready to start a new command.
When it is set, this flags triggers an interrupt if the FRDY flag is set in the MC_FMR register.
This flag is automatically cleared when the Enhanced Embedded Flash Controller (EEFC) is busy.
• FCMDE: Flash Command Error Status
0: No invalid commands and no bad keywords were written in the Flash Mode Register MC_FMR.
1: An invalid command and/or a bad keyword was/were written in the Flash Mode Register MC_FMR.
This flag is automatically cleared when MC_FSR is read or MC_FCR is written.
• FLOCKE: Flash Lock Error Status
0: No programming/erase of at least one locked region has happened since the last read of MC_FSR.
1: Programming/erase of at least one locked region has happened since the last read of MC_FSR.
This flag is automatically cleared when MC_FSR is read or MC_FCR is written.
6257A–ATARM–20-Feb-08
31
23
15
–
–
–
7
–
MC Flash Status Register
30
22
14
MC_FSR
Read-only
0x68
–
–
–
6
–
29
21
13
–
–
–
5
–
28
20
12
–
–
–
4
–
AT91SAM7L128/64 Preliminary
27
19
11
–
–
–
3
–
FLOCKE
26
18
10
–
–
–
2
FCMDE
25
17
–
–
9
–
1
FRDY
24
16
–
–
8
–
0
155