参数资料
型号: AT91SAM7S32B-AU-999
厂商: Atmel
文件页数: 65/165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: 2,000
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: 带卷 (TR)
配用: AT91SAM-ICE-ND - EMULATOR FOR AT91 ARM7/ARM9
AT91SAM7S-EK-ND - KIT EVAL FOR ARM AT91SAM7S
2000 Microchip Technology Inc.
Preliminary
DS41124C-page 157
PIC16C745/765
INDEX
A
A/D
Analog Input Model Block Diagram ........................... 95
Analog-to-Digital Converter ....................................... 91
Block Diagram ........................................................... 94
Configuring Analog Port Pins .................................... 96
Configuring the Interrupt ............................................ 94
Conversions .............................................................. 96
Faster Conversion - Lower Resolution Tradeoff ........ 96
Sampling Requirements ............................................ 95
Source Impedance .................................................... 95
Timing Diagram ....................................................... 142
Absolute Maximum Ratings ............................................. 127
ADRES Register ......................................................... 17
Application Notes
AN552 (Implementing Wake-up on Key Strokes
Using PIC16CXXX) ................................................... 33
AN556 (Table Reading Using PIC16CXX ................. 29
AN607, Power-up Trouble Shooting ........................ 103
Architecture
Overview ..................................................................... 9
Assembler
MPASM Assembler ................................................. 121
B
Baud Rate Formula ........................................................... 79
Block Diagrams
Capture ...................................................................... 53
Compare .................................................................... 54
On-Chip Reset Circuit ............................................. 102
PORTC ...................................................................... 35
PORTD (In I/O Port Mode) ........................................ 37
PORTD and PORTE as a Parallel Slave Port ........... 40
PWM .......................................................................... 54
RA4/T0CKI Pin .......................................................... 31
Timer2 ....................................................................... 49
USART Receive ........................................................ 83
BOR bit ............................................................................ 103
BRGH bit ........................................................................... 79
Brown-out Reset (BOR)
Buffer Descriptor Table ...................................................... 68
C
C bit ................................................................................... 22
Capture/Compare/PWM
Capture
CCP1IF ............................................................. 53
Mode ................................................................. 53
CCP Timer Resources .............................................. 51
Compare
Block Diagram ................................................... 54
Software Interrupt Mode ................................... 54
Special Trigger Output of CCP1 ....................... 54
Special Trigger Output of CCP2 ....................... 54
Interaction of Two CCP Modules .............................. 51
Special Event Trigger and A/D Conversions ............. 54
Capture/Compare/PWM (CCP)
PWM Block Diagram ................................................. 54
PWM Mode ............................................................... 54
CCP1CON ......................................................................... 19
, 51
CCPR2H Register ...................................................... 17
, 19
CCPR2L Register ....................................................... 17
, 19
Clocking Scheme .............................................................. 13
Code Examples
Call of a Subroutine in Page 1 from Page 0 .............. 29
Changing Prescaler (Timer0 to WDT) ....................... 44
Configuration Bits .............................................................. 99
D
DC Characteristics ................................................. 129
Development Support ................................................ 5
Direct Addressing .............................................................. 30
E
EC Oscillator ................................................................... 104
Electrical Characteristics ................................................. 127
Endpoint ............................................................................ 71
Errata .................................................................................. 3
Error .................................................................................. 63
F
FERR bit ............................................................................ 78
FSR Register ................................................ 17
G
General Description ............................................................ 5
745cov.book Page 157 Wednesday, August 2, 2000 8:24 AM
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