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PDF MA82G5A32 Data sheet ( Hoja de datos )
| Número de pieza | MA82G5A32 | |
| Descripción | 8051 Core Microcontroller | |
| Fabricantes | Megawin Technology | |
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8051 内核-单片机
MA82G5A32
说明书
北京菱电科技有限公司
Tel:010-82674978
版本: A 2.2
This document contains information on a new product under development by Megawin. Megawin reserves the right to change or
discontinue this product without notice.
Megawin Technology Co., Ltd. 2005 All rights reserved.
2014/02 version A2.2
1 page  
工作频率范围： 36MHz(最高)
━ 外部晶振模式，2 – 12MHz @ 2.0V – 5.5V 和 2 – 25MHz @ 2.7V – 5.5V..
━ CPU 可以到达 12MHz @ 2.0V – 5.5V, 到达 25MHz @ 2.4V – 5.5V 和可以到达 36MHz @ 2.7V –
5.5V
时针源
━ 内部 11.0592MHz 振荡器 (IHRCO) ： 工厂条件下测误差 1%，典型值
━ 外部晶振模式
━ 内部低频 RC 振荡器(ILRCO) ： 大约 32KHz
━ 外部时针输入(ECKI) 在 XTAL2/P6.0
━ 内部振荡输出 XTAL2/P6.0
━ 内建时钟倍频器(CKM) 用来提供高速时钟源
工作温度：
━ 工业级 (-40℃到+125℃)*
封装类型：
━ LQFP48 (7mm x 7mm): MA82G5A32AD48
━ LQFP64 (10mm x 10mm): MA82G5A32AC64
*:抽样检测。
MEGAWIN
MA82G5A32 说明书
5
5 Page 
22.3.3. ISP 注意事项.............................................................................................................242
22.4. 在应用可编程 (IAP)操作 ................................................................................... 243
22.4.1. IAP-存储空间边界/范围 .............................................................................................243
22.4.2. IAP-存储空间更新数据 ..............................................................................................243
22.4.3. IAP 注意事项.............................................................................................................244
22.5. ISP/IAP 寄存器.................................................................................................. 245
22.6. ISP 示例代码 ..................................................................................................... 247
23. P 页 SFR 访问......................................................................................... 249
23.1. P 页示例代码..................................................................................................... 253
24. 辅助特殊功能寄存器................................................................................ 257
25. 硬件选项 ................................................................................................. 262
26. 应用说明 ................................................................................................. 264
26.1. 电源电路............................................................................................................ 264
26.2. 复位电路............................................................................................................ 264
26.3. 外部晶振(XTAL)振荡电路 .................................................................................. 265
26.4. ICP 和 OCD 接口电路..................................................................................... 266
26.5. 在芯片编程功能 ................................................................................................. 267
26.6. 在线调试功能 .................................................................................................... 268
27. 绝对最大极限值....................................................................................... 269
27.1. 最大绝对额定值 ................................................................................................. 269
27.2. 直流特性............................................................................................................ 270
27.3. 外部时钟特性 .................................................................................................... 273
27.4. IHRCO 特性 ..................................................................................................... 273
27.5. ILRCO 特性 ...................................................................................................... 274
27.6. CKM 特性 ......................................................................................................... 275
27.7. Flash 特性 ........................................................................................................ 275
27.8. ADC 特性 ......................................................................................................... 276
27.9. 串行口时序特性 ................................................................................................. 277
27.10. SPI 时序特性 .................................................................................................... 278
27.11. 外部存储周期时序特性 ...................................................................................... 281
28. 指令集..................................................................................................... 283
29. 封装尺寸 ................................................................................................. 288
29.1. LQFP-64 (10mm X 10mm)................................................................................ 288
29.2. LQFP-48 (7mm X 7mm).................................................................................... 289
30. 版本历史 ................................................................................................. 290
MEGAWIN
MA82G5A32 说明书
11
11 Page | ||
| Páginas | Total 30 Páginas | |
| PDF Descargar | [ Datasheet MA82G5A32.PDF ] | |
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