参数资料
型号: AT91SAM7S32B-AU
厂商: Atmel
文件页数: 23/165页
文件大小: 0K
描述: IC MCU ARM7 32KB FLASH 48LQFP
产品培训模块: MCU Product Line Introduction
标准包装: 250
系列: SAM7S
核心处理器: ARM7
芯体尺寸: 16/32-位
速度: 55MHz
连通性: I²C,SPI,SSC,UART/USART
外围设备: 欠压检测/复位,DMA,POR,PWM,WDT
输入/输出数: 21
程序存储器容量: 32KB(32K x 8)
程序存储器类型: 闪存
RAM 容量: 8K x 8
电压 - 电源 (Vcc/Vdd): 1.65 V ~ 1.95 V
数据转换器: A/D 8x10b
振荡器型: 内部
工作温度: -40°C ~ 85°C
封装/外壳: 48-LQFP
包装: 托盘
配用: AT91SAM-ICE-ND - EMULATOR FOR AT91 ARM7/ARM9
AT91SAM7S-EK-ND - KIT EVAL FOR ARM AT91SAM7S
119
SAM7S Series [DATASHEET]
6175M–ATARM–26-Oct-12
19.3.3
MC Flash Status Register
Register Name:MC_FSR
Access Type:
Read-only
Offset: (EFC0)
0x68
Offset: (EFC1)
0x78
FRDY: Flash Ready Status
0: The EFC is busy and the application must wait before running a new command.
1: The EFC is ready to run a new command.
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 keywords were written in the Flash Command Register MC_FCR.
1: An invalid command and/or a bad keyword was/were written in the Flash Command Register MC_FCR.
SECURITY: Security Bit Status (Does not apply to EFC1 on the SAM7S512.)
0: The security bit is inactive.
1: The security bit is active.
GPNVMx: General-purpose NVM Bit Status (Does not apply to EFC1 on the SAM7S512.)
0: The corresponding general-purpose NVM bit is inactive.
1: The corresponding general-purpose NVM bit is active.
EFC LOCKSx: Lock Region x Lock Status
0: The corresponding lock region is not locked.
1: The corresponding lock region is locked.
LOCKS 8-15 do not apply to SAM7S128/321/32/161/16.
31
30
29
28
27
26
25
24
LOCKS15
LOCKS14
LOCKS13
LOCKS12
LOCKS11
LOCKS10
LOCKS9
LOCKS8
23
22
21
20
19
18
17
16
LOCKS7
LOCKS6
LOCKS5
LOCKS4
LOCKS3
LOCKS2
LOCKS1
LOCKS0
15
14
13
12
11
10
9
8
GPNVM1
GPNVM0
7
65
432
10
SECURITY
PROGE
LOCKE
FRDY
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