½功耗、精密模拟、微控制器、
双Σ-
ADC、Flash/EE、ARM7TDMI
ADuC7060/ADuC7061
特性
模拟输入/输出
双(24½)ADC
单端和差分输入
可编程ADC输出速率(4
Hz至8 kHz)
可编程数字滤波器
内½系统校准
½功耗工½模式
主(24½)ADC通道
两个差分对或四个单端通道
PGA(1至512)输入级
可选输入范围:±2.34
mV至±1.2 V
30 nV均方根噪声
辅助(24½)ADC:四个差分对或七个单端通道
片内精密基准电压源(±10
ppm/°C)
可编程传感器激励电流源
200 A至2 mA电流源范围
单14½电压输出DAC
微控制器
16½/32½RISC架构ARM7TDMI内核
JTAG端口支持代码下½½和调试
多个时钟选项
内存
32 kB (16 kB × 16) Flash/EE存储器,包括2 kB
内核
4 kB (1 kB × 32) SRAM
工具
在线下½½, 基于JTAG调试
½成本QuickStart开发系统™
通信接口
SPI接口(5 Mbps)
4字节接收和发送FIFO
UART串行I/O和I
2
C(主/从)
片内外设
包括4个通用(捕捉)定时器
唤醒定时器
看门狗定时器
用于FIQ和IRQ的矢量中断控制器
每类中断支持8种优先级
边沿或电平中断外部引脚输入
16½,6通道PWM
通用输入/输出
最多14个完全兼容3.3V的GPIO引脚
电源
AVDD/DVDD额定电压2.5 V (±5%)
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responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other
rights of third parties that may result from its use. Speci ations subject to change without notice. No
license is granted by implication or otherwise under any patent or patent rights of Analog Devices.
Trademarks and registered trademarks are the property of their respective owners.
主动模式:2.74
mA (@ 640 kHz, ADC0主动)
10 mA(@ 10.24 MHz,两个ADC主动)
封装和温度范围
工½温度范围:−40°C至+125°C完全性½指标保证
32引脚LFCSP封装(5 mm × 5 mm)
48引脚LFCSP和LQFP
衍生产品
32引脚LFCSP(ADuC7061)
48引脚LQFP和48引脚LFCSP(ADuC7060)
应用
工业自动化和过程控制
智½、精密传感系统、4
mA至20 mA
环路智½传感器
概述
ADuC7060/ADuC7061系列是完全集成的8
kSPS、24½数据
采集系统,在单芯片内集成高性½多通道Σ- 型模数½换
器(ADC)、16½/32½ARM7TDMI®
MCU和Flash/EE存储器。
它由内½两个差分对或四个单端通道的主ADC和内½七个
通道的辅助ADC组成,可以工½在单端模式或差分输入模式
下。片内集成一个单通道缓冲电压输出DAC。通过编程可
以将DAC输出范围设½为四种电压范围之一。
这些器件通过一个片内振荡器和锁相环(PLL)产生最多10.24
MHz的内部高频时钟信号。微控制器内核为ARM7TD-MI、
16½/32½RISC机器,峰值性½高达10 MIPS;片内集成4 kB
SRAM和32 kB非易失性Flash/EE存储器。ARM7TD-MI内核
将所有存储器和寄存器视为一个线性阵列。
ADuC7060/ADuC7061包括四个定时器。定时器1为唤醒定
时器,具有½器件离开省电模式的功½。定时器2可配½
为看门狗定时器。同时提供了一个带6个输出通道的16½
PWM。ADuC7060/ADuC7061内½一个高级中断控制器。
该矢量中断控制器(VIC)可以为每个中断分配一个优先
级。它还支持嵌套中断,每个IRQ和FIQ最多允许8级嵌
套。如果将IRQ和FIQ中断源合并,则可以支持总计16级嵌
套中断。片内出厂固件支持通过UART串行接口端口进行
在线下½½,同时也支持通过JTAG接口进行非介入仿真。这
些器件采用2.375
V至2.625 V电源供电,工½温度范围为−40°C
至+125°C工业温度范围。
Rev. E
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ADI中文版数据手册是英文版数据手册的译文,敬请谅解翻译中可½存在的语言组织或翻译错误,ADI不对翻译中存在的差异或由此产生的错误负责。如需确认任½词语的准确性,请参考ADI提供
的最新英文版数据手册。
ADuC7060/ADuC7061
目½
特性....................................................................................................1
应用....................................................................................................1
概述
...................................................................................................1
修订历史
...........................................................................................3
功½框图
...........................................................................................5
技术规格
...........................................................................................6
电气规格
.....................................................................................6
时序规格
.................................................................................. 11
绝对最大额定值
......................................................................... 15
ESD警告 ................................................................................... 15
引脚配½和功½描述
.................................................................. 16
术语.................................................................................................
21
ARM7TDMI内核概览 ................................................................ 22
模式(T).........................................................................
22
乘法器(M)................................................................................
22
嵌入式ICE
(I) .......................................................................... 22
ARM寄存器 ............................................................................. 22
中断延迟
.................................................................................. 23
存储器结构
.............................................................................. 23
Flash/EE控制接口................................................................... 24
存储器映射寄存器.................................................................
28
完整的寄存器列表.................................................................
29
复½
........................................................................................... 34
振荡器、锁相环和电源控制.....................................................
35
时钟系统
.................................................................................. 35
电源控制系统..........................................................................
35
ADC电路信息............................................................................... 39
基准电压源
.............................................................................. 40
诊断电流源
............................................................................. 40
Sinc3滤波器 ............................................................................. 41
ADC斩波 .................................................................................. 41
可编程增益放大器.................................................................
41
激励源.......................................................................................
41
ADC½功耗模式..................................................................... 41
ADC比较器和累加器 ............................................................ 42
温度传感器
.............................................................................. 42
ADC
寄存器接口....................................................................
42
应用电路示例..........................................................................
55
DAC外设........................................................................................ 57
DAC........................................................................................... 57
寄存器接口
.............................................................................. 57
½用DAC
.................................................................................. 58
非易失Flash/EE存储器
............................................................... 59
Flash/EE存储器可靠性.......................................................... 59
编程
........................................................................................... 59
处理器相关外设...........................................................................
60
中断系统
.................................................................................. 60
IRQ ............................................................................................ 60
快速中断请求(FIQ)
............................................................... 61
可编程中断
.............................................................................. 62
矢量中断控制器(VIC)...........................................................
62
VIC
寄存器
.............................................................................. 62
定时器
............................................................................................ 67
时:分:秒:1/28格式
................................................................... 67
定时器0.....................................................................................
68
定时器1或唤醒定时器
.......................................................... 70
定时器2或看门狗定时器
..................................................... 72
定时器3.....................................................................................
74
脉½调制器....................................................................................
76
脉½调制器概述
..................................................................... 76
UART串行接口 ............................................................................ 81
波特率生成
.............................................................................. 81
UART寄存器定义 .................................................................. 81
I
2
C.................................................................................................... 87
I
2
C功½的外部引脚配½....................................................... 87
串行时钟生成..........................................................................
88
I
2
C总线地址............................................................................. 88
I
2
C寄存器 ................................................................................. 88
串行外设接口
............................................................................... 97
MISO(主机输入、从机输出)引脚...................................... 97
MOSI(主机输出、从机输入)引脚...................................... 97
SCLK(串行时钟输入/输出)引脚 ......................................... 97
从机选择(P0.0/
)输入引脚.................................................... 97
SPI功½的外部引脚配½ ...................................................... 97
SPI寄存器................................................................................. 98
通用I/O.........................................................................................
102
GPxCON寄存器.................................................................... 102
GPxDAT寄存器 .................................................................... 103
GPxSET寄存器...................................................................... 103
GPxCLR寄存器 ..................................................................... 103
Rev. E | Page 2 of 108
ADuC7060/ADuC7061
GPxPAR寄存器 .................................................................... 103
硬件设计考虑
............................................................................ 105
电源
........................................................................................ 105
更改“主通道ADC数据寄存器”部分和表49
.......................... 50
更改“IRQEN”部分和“IRQCLR”部分
...................................... 59
外½尺寸
..................................................................................... 106
订购指南................................................................................
107
更改“定时器1或唤醒定时器”部分...........................................
69
更改表108
.................................................................................... 101
2010年2月—修订版A至修订版B
修订历史
2014年10月—修订版D至修订版E
更改表1
.............................................................................................6
FEESIGN更改为FEESIG(通篇) ................................................ 25
FEEHIDE更改为FEEHID(通篇) .............................................. 26
更改表36
........................................................................................ 40
更改“Sinc3滤波器”部分..............................................................
41
更改表43
........................................................................................ 46
更改“ADC滤波器寄存器”部分
................................................ 48
更改表94
........................................................................................ 85
更改I
2
C部分 .................................................................................. 87
更改表97
........................................................................................ 89
表98中寄存器I2CMSTA的½7从I2CMNA
更改为I2CMND
.......................................................................... 90
更改表104
...................................................................................... 93
更改表105
...................................................................................... 94
更新“外½尺寸”部分的图31....................................................
106
2012年4月—修订版C至修订版D
更改表1
.............................................................................................6
更改表7
.......................................................................................... 14
更改表16
........................................................................................ 25
更改“批量擦除½令执行序列”部分
........................................ 26
更改表19
........................................................................................ 29
更改“电源和时钟控制寄存器”部分
........................................ 35
更改图20
........................................................................................ 55
更改表63中的½5
........................................................................ 57
更改“定时器”部分;增加“时:分:秒:1/128格式”部分
和表79;重新排序
...................................................................... 67
更改“定时器1或唤醒定时器”部分
........................................ 70
更改“定时器2½½入寄存器”部分和“定时器2数值寄存器”
部分
................................................................................................ 71
增加表108
...................................................................................... 98
更新“外½尺寸”..........................................................................
105
2011年5月—修订版B至修订版C
更改特性部分
..................................................................................1
更改表1
.............................................................................................4
更改数字I/O电压至DGND参数
............................................... 14
更改引脚19、引脚20和引脚45的描述(表8)
......................... 16
更改引脚13、引脚14和引脚29的描述(表9)
......................... 18
更改表14的½8
............................................................................. 23
更改表20
........................................................................................ 28
更改电源控制系统部分..............................................................
34
增加表32
........................................................................................ 35
更改表34中尾注2和尾注3..........................................................
36
更改表42
........................................................................................ 42
更改表43中½12和½[3:0]
.......................................................... 44
更改表44的½12
.......................................................................... 45
更改表45的尾注2.........................................................................
47
更改表63的½5
............................................................................. 55
更改串行下½½(在线编程)部分..................................................
57
更改优先级寄存器部分..............................................................
61
更改GPxPAR寄存器部分.........................................................
101
2009年6月—修订版0至修订版A
更改图1
............................................................................................ 4
更改表1
............................................................................................ 6
增加“临时保护”部分和“加密永久性保护”部分....................
25
增加“永久性保护”和“写入½件保护密钥和设½永久性保护
的序列”部分..................................................................................
26
更改“电源控制系统”部分
.......................................................... 35
更改表43中的½9:6......................................................................
45
增加ADuC7061.........................................................................通用
增加新封装CP-32-4.................................................................通用
更改特性部分
..................................................................................1
更改概述部分
..................................................................................1
更改图1
.............................................................................................4
更改表1
.............................................................................................7
更改表2的尾注
............................................................................. 10
更改表3和表4的尾注
.................................................................. 11
更改表5的尾注
............................................................................. 12
更改表6的尾注
............................................................................. 13
更改图7和表8
............................................................................... 15
增加图8和表9,重新排序
......................................................... 18
更改Flash/EE控制接口部分.......................................................
23
更改表15的编码0x04描述..........................................................
24
更改表16的½31描述
.................................................................. 25
更改表17
........................................................................................ 27
更改表19
T0CLRI和表20............................................................ 28
更改表21的尾注
........................................................................... 29
更改表25的SPITX默认值
........................................................... 30
Rev. E | Page 3 of
ADuC7060/ADuC7061
更改外部时钟选择部分..............................................................
33
更改ADC电路信息部分..............................................................
36
更改表35的列标题.......................................................................
37
更改表39的½6描述
.................................................................... 40
更改表43的½12描述
.................................................................. 44
更改“主通道ADC数据寄存器”部分和“辅助通道ADC数据
寄存器”部分..................................................................................
48
更改表59和图17
........................................................................... 51
更改½用DAC部分
...................................................................... 55
更改“非易失Flash/EE存储器”部分和“编程”部分
................. 56
更改矢量中断控制器(VIC)部分...............................................
59
更改优先级寄存器部分..............................................................
60
更改表73
........................................................................................ 61
更改图23
........................................................................................ 65
更改表78
........................................................................................ 66
更改图24和表79
........................................................................... 68
更改定时器2接口部分和图25...................................................
69
更改定时器3捕捉寄存器部分...................................................
71
更改表81的½[16:12]描述
.......................................................... 72
更改表82和图26的“脉½调制器概述”部分............................
73
更改表84的列标题.......................................................................
75
更改表92
........................................................................................ 82
更改表102的½1
........................................................................... 90
更改表105的½11描述
................................................................ 95
更改表106的SPIMDE½描述.....................................................
97
更新外½尺寸
............................................................................. 103
更改订购指南
............................................................................. 104
2009年4月—版本0:初始版
Rev. E | Page 4 of 108
ADuC7060/ADuC7061
功½框图
PRECISION ANALOG PERIPHERALS
ADC0
ADC1
24-BIT
Σ
ADC
-∆
POR
MEMORY
32kB FLASH
4kB RAM
RESET
MUX
PGA
ADC2
ADC3
ADC4
ADC5
ADC6
ADC7
ADC8
ADC9
ARM7TDMI
MCU
MUX
BUF
24-BIT
Σ
-∆
ADC
10MHz
ON-CHIP
OSC (3%)
PLL
XTALI
XTALO
PRECISION
REFERENCE
IEXC0
IEXC1
DAC0
VREF+
VREF–
GND_SW
BUF
14-BIT
DAC
TEMP
SENSOR
4× TIMERS
WDT
W/U TIMER
PWM
GPIO PORT
UART PORT
SPI PORT
I
2
C PORT
VIC
(VECTORED
INTERRUPT
CONTROLLER)
图1.
Rev. E | Page 5 of 108
07079-001
ADuC7060/
ADuC7061