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| 主题：QzROM--一种适用于家电应用的新开发MCU | ||
| 在线问答： | ||
| [问：HM] | what is the operating voltage range for QzROM? Is any different with mask and OTP ? | |
| [答：Kazu] | 程序未写入品可提供的单片机以前的电压工作范围 一般为5V：2.7～5.5V或者是3V：1.8～3.6V。 QzROM实现了1.8～5.5V的电压工作范围，适用于更广泛的使用环境 | [2005-8-3 10:37:41] |
| [问：XGRBEST] | 次类MCU主要应用于控制，那么它的ROM有多大？它有内部RAM吗？ 对它操作时可以用那些语言编程？ | |
| [答：Kappa] | different products have different ROM size and RAM size, like QzROM of M37544 have 8K ROM size and 256 bytes RAM size. QzROM can support assemble language and C language. | [2005-8-3 10:38:52] |
| [问：Victron] | QzRom 為OTP type,但又有ON BOARD PROGRAMMER 功能,可否把OTP 次數提高一些如 10次 或 50 次，這樣ON BOARD PROGRAMMER 才有其意義!! | |
| [答：Kazu] | QzRom and OTP is one time programming only | [2005-8-3 10:40:38] |
| [问：HM] | Why the QzROM realize the same price as mask version ? | |
| [答：Wong] | QzROM can realize the same price as mask version because QzROM realized the same design rule, and almost same structure and processes as Mask version. Moreover, it realized high production efficiency. | [2005-8-3 10:42:25] |
| [问：whhustcb] | MCU与掩模板ROM的可编程存储器QzROM的不同点有哪些？ | |
| [答：Kappa] | QzROM as one kind of OTP, Normal MCU have mask version, QzROM can"t support mask version, but can support factory programming. | [2005-8-3 10:43:42] |
| [问：wsjaaa] | QzROM MCU系列和普通的单片机（PIC 51 AVR等）有什么区别和优势，能给大家详细介绍一下吗？ | |
| [答：Kazu] | QzRom 优势: QzROM 的原创的生产工艺可实现工厂从收到客户的ROM到产品出货不超过两周的目标交货期！(对于主流的封装选择，可在7天的目标周期内交货！) 只要客户需要，马上就可产品化。 (单片机的出货不会成为瓶颈。) 延长了程序开发周期 (从接受ROM 到出货的周期短了， 就可进行更全面的调试和评估，相应地就有更可靠的程序质量。) 宽电压工作范围 保护功能 AVR is differnet with QzRom MCU, however AVR MCU no Qzrom function. | [2005-8-3 10:44:18] |
| [问：lijun2005] | 740系列的QZROM MCU在开发阶段能否提供FLASH ROM开发样片? | |
| [答：Frey] | 我们会提供QZROM样片，不提供FLASH ROM开发样片。 | [2005-8-3 10:44:28] |
| [问：simon.huang] | 你好，我想请问一下，追加烧写空间要注意发事项有那些！ | |
| [答：Frey] | 追加烧录与首次烧录操作相同，只需要注意程序空间不要有冲突。 | [2005-8-3 10:46:21] |
| [问：phevos] | QzRom的芯片同Flash的芯片的内核都是一样的么？封装也一样么？只是一个是Rom，只能写入；一个是Flash，可以写入，也可以擦除么？ | |
| [答：Kappa] | QzROM is one of PROM product and different with flash, but package are same. If program QzROM, it can"t erasure. | [2005-8-3 10:47:58] |
| [问：hisxd] | 请问QZROM与常用的89S51有什么区别。 1。是51内核吗？ 2。电源 3。体积 4。带AD吗。 5。可重复编程吗？ | |
| [答：Kazu] | 1. no 2. Qzrom voltage from 1,8~5.5V 3. size of 4/8 bits Qzrom MCU and 20~80pins 4. All 8 bits have AD except 7545 Group MCU and 4 bits 4508/4509 group have. Pls refer ro Datasheets 5. No | [2005-8-3 10:49:10] |
| [问：love120105] | QzROM的容量大概有多大？ | |
| [答：Kazu] | for 8 bits MCU, QzRom size can up to 60K | [2005-8-3 10:50:16] |
| [问：kckoh] | For M3823 Group, can you explain further what is meant by LED: "33(10mA)"? Do you mean high current pins? | |
| [答：Kappa] | This I/O port can driver LED directly ( 10mA ), because normal I/O port current only 5 mA. | [2005-8-3 10:50:23] |
| [问：zhenghaiou] | 请问用C和汇编进行编程，效率相差多少？ | |
| [答：Kazu] | Depend on your application, normally arround 2 times if using C | [2005-8-3 10:51:36] |
| [问：qulu126] | 其他公司有无同类QzROM产品？是否与瑞萨产品兼容？瑞萨产品与其他公司QzROM产品相比有何特点。谢谢 | |
| [答：Kappa] | QzROM is Renesas product, other campanys no same products. | [2005-8-3 10:51:43] |
| [问：zhenghaiou] | 请问M37545组的报价是多少，遥控器应用的开发系统报价多少？ | |
| [答：Wong] | M37545 is our 32 pins preset remote controller MCU. We also have 20 pins simple remote controller M34283. For price enquires, you can contact our china local sales office. Email address as: contact.china@renesas.com or contact.hongkong@renesas.com | [2005-8-3 10:52:48] |
| [问：lvbin1980] | 各位老师好,刚才听了演讲,谈到QzROM编程容易,请问具体体现在哪里?谢谢! | |
| [答：Kazu] | QZrom programming is same as OTP. using EFP-I or ALL-11 programmers. | [2005-8-3 10:54:25] |
| [问：小笨熊] | 请问可否用于简易机械手的动作程序控制？ 参数如下：I/O分配；12I/14O;大约2k程序； 输入输出采用光藕隔离，架构类似PLC； 编程语言采用何种？ | |
| [答：Frey] | 可以，如M38503，详细说明请参考该芯片hardware manual。 编程语言可使用C语言或SRA74结构化语言。 | [2005-8-3 10:55:41] |
| [问：kinglocust] | 内部的flash在工作的过程中，可否对自身进行读写，就像内部带有EEPROM一样 | |
| [答：Kappa] | QzROM is one kind of OTP, it can"t support erasure. | [2005-8-3 10:55:46] |
| [问：leaders] | QzROM是否可以只能写一次，类似OTP ROM？ | |
| [答：Kappa] | Yes, QzROM can program one time, but small software bug can use hardware revise function to modify. | [2005-8-3 10:59:34] |
| [问：HM] | Is the QzROM support the C compiler debugging ? | |
| [答：Wong] | Yes, QzROM can support the C compiler debugging. A free version of C compiler is bundle with the tool "compact emulator". | [2005-8-3 11:00:09] |
| [问：simon.huang] | 未加保护的程序烧录的MCU，还可以追加写如程序，以启动保护功能呢？ | |
| [答：Kappa] | Yes, we support this function. | [2005-8-3 11:00:20] |
| [问：Victron] | 請問QzROM 目前提供哪幾個IC 系列已量產!! | |
| [答：Keung] | The mass production product are : 4 bit M4283G2GP , M4508 , M4509 8 bit M37544G2ASP ,M38503G4ASP , M37545 M3858 , M3823 Please refer to presentation page 12 for product roadmap for under development product. | [2005-8-3 11:00:27] |
| [问：leaders] | 与其他单片机相比，请问QzROM型单片机适用于家电应用的特点是什么？ | |
| [答：Kappa] | For home appliance, QzROM provide high EMI/EMS ability and low power consumption. | [2005-8-3 11:04:17] |
| [问：liningln2000] | QzROM使用的振荡器跟otp\mask有什么不同吗?QzROM的功耗什么样? | |
| [答：Kazu] | For Normal voltage is same. lower voltage QzRom is faster. Pls refer to the datasheets. QzRom dissipation depend on the operation voltage, Clock frequency and depend on the different MCU. | [2005-8-3 11:04:29] |
| [问：HM] | can you use universal programmer to program the QzROM ? For example Hilo ALL-11 ? | |
| [答：Wong] | Yes, you can use universal programmer to program the QzROM. Following companies can use to program QzROM: Hi-Lo system, Suisei Electronic System, Sunny Giken, BP Microsystems, Xeltek, etc. | [2005-8-3 11:05:11] |
| [问：hitech.lcd] | 能不能驱动液晶显示屏？包括 TN-LCD；STN-LCD；CSTN-LCD；TFT-LCD。 | |
| [答：Kazu] | Cannot | [2005-8-3 11:05:44] |
| [问：HM] | Do you support the Factory programming for QzROM ? | |
| [答：Kappa] | Yes, QzROM support factory programming and provide programming code same as mask code. | [2005-8-3 11:06:09] |
| [问：fox21ct] | QZROM可以修改多少次数据内容,以及它的电压是多少? | |
| [答：Kazu] | Same as OTP, only one time operation voltage of QZRom is 1.8~5.5V | [2005-8-3 11:07:06] |
| [问：phevos] | 此种芯片的内部时钟速度最多可达到多少？ | |
| [答：Kazu] | many 8 bit MCU like a 3850/3823, the max clock is 12.5MHz | [2005-8-3 11:09:33] |
| [问：lyhbh1111] | QZROM到底使用了什么技术使它具有这么多优势？难道没缺点吗？ | |
| [答：Frey] | QZROM采用了最新的微细化工艺，与FLASH相比，QZROM不能擦写。 | [2005-8-3 11:09:41] |
| [问：kckoh] | What is the average price difference between mask ROM and QZROM? | |
| [答：Wong] | Actually, QzROM can achieves cost equal to the current Mask version since QzROM is a programmable memory using PROM technology corresponding to the miniaturization process. | [2005-8-3 11:10:27] |
| [问：lsh2813] | 工作电压在2.7V~5.5V,是否意味对直流稳压电源的稳压精度要求不高?稳压器的输出电压只要在此范围内,芯片均能正常工作? | |
| [答：Kazu] | Yes, I suggest keep the same voltage level within the MCU operation range is better. | [2005-8-3 11:11:25] |
| [问：simon.huang] | 如果不提供FLASH MCU给客户做开发时同的话，那在开发阶段要评估的时候不是很麻烦！ | |
| [答：Kazu] | If you don"t want one time programming, some 8 bits MCU such as M3850 have a flash ver. | [2005-8-3 11:13:12] |
| [问：liningln2000] | 请问QzROM 都有哪些封装? | |
| [答：Keung] | M34282 - 20pin SSOP (for simple remote controller) M34508 - 20pin (for Microwave oven, coffer maker) M34509 - 24pin M37544 - 32pin SDIP, 32 LQFP (For airconditioner) M38503 - 42pin SDIP , 32 pin SSOP (For aircondit) M3858 - 42pin SDIP, 42pin SSOP M3823 - 80 pin QFP , 80 pin LQFP M37545 - 32pin LQFP Please visit Renesas web page. www.renesas.com for details. | [2005-8-3 11:13:44] |
| [问：kinglocust] | qzRom和相同功能的flash，价格相差多少 | |
| [答：Wong] | When compare with Flash memory type MCU. QzROM price is significantly lower than Flash. For detail price enquiry, please contact our local sales office. contact.hongkong@renesas.com or contact.china@renesas.com | [2005-8-3 11:13:47] |
| [问：heguoxiao] | QzROM可以在线编程吗？ | |
| [答：Frey] | 可以支持在线编程，只要连接好相应的电路。 | [2005-8-3 11:14:01] |
| [问：duan_dzj] | 今天的MCU使用方面和DSP、arm等比较，是否更趋向于控制使用？可否做出专业的信号处理等功能？如有可否建议一款产品？谢谢！ | |
| [答：Kappa] | MCU is more suitable for controlling same as DSP and arm. For different using, we can recommend different MCU to you, pls connect following e-mail: kappa.wang@renesas.com | [2005-8-3 11:14:20] |
| [问：HM] | In QzROM series, do you have mask version ? | |
| [答：Kappa] | Sorry, QzROM not support mask version, but we support factory programming for customer mass production. | [2005-8-3 11:16:54] |
| [问：Emy] | 广泛应用于具体那类家电？ 兼容性能如何？ | |
| [答：Wong] | QzROM pin number from 20 pins to 80 pins and ROM size from 2K to 60K. So QzROM is suitable for a large number of home appliance applications. For example: Air conditioner, washing machine, refrigerator, induction cooker, Microwave oven, etc. | [2005-8-3 11:17:46] |
| [问：yadjt] | 多少位的？ 有什么特点？ 与51系列兼容吗？ | |
| [答：Kazu] | We have 4 and 8 bits QzRom MCU. QzRom feature: 采用最新开发的不挥发性存储器 开发和量产使用同一芯片 供货周期短 宽电压工作范围 保护功能 可实现on-board写入 待机低功耗 No,51 series no QZRom | [2005-8-3 11:17:54] |
| [问：encaon] | QzROM是否是OTP?能否进行多次编程?开发时需要多次改写程序如何处理? | |
| [答：Kappa] | QzROM is one kind of OTP and only program one time. In developing, we suggest using developing tools first. | [2005-8-3 11:19:02] |
| [问：BXZYF] | 请谈谈在大陆的销售和服务机构情况。 | |
| [答：Wong] | QzROM first release in 2004 and already have a significant number of customers using the QzROM. For enquries, please contact contact.china@renesas.com | [2005-8-3 11:21:03] |
| [问：luogongqiang] | 请详细介绍QzROM中的数据安全问题.保密的数据要用到什么算法? | |
| [答：Kazu] | 不管由客户烧录程序（程序未烧录品）还是由工厂烧录程序 （程序烧录品），都和瑞萨Flash单片机一样具有保护功能。 数据不能读取，对客户的知识和技术的保护提供保障。 （未加保护的程序烧录品，追加写入程序后，可再启动保护功能）。 No any 算法, Just using EFP-I or ALL-11 Progrmmer will write a protection data to a Rom register. | [2005-8-3 11:21:26] |
| [问：zzkeng] | QzROMCU的功耗和超低功耗系列(SLP)相比,有何特长? | |
| [答：Keung] | Rensas QzROM MCU is more suitable for home applicance such as air conditioner, microwave oven, breadmaker,coffer maker etc. It is for cost sensitive application. Renesas H8/SLP MCU is more suitable for electric meter, health meter, industrial application. It have super low power and flash version can be supported. | [2005-8-3 11:21:56] |
| [问：luogongqiang] | QzROM MCU的接口有那些?它的数据传输速率有多高? | |
| [答：Kazu] | Depend on the different MCU. e.g. 3823 support up to 49 I/O. I/O Data tranfer depend on the clock frequency of different MCU. | [2005-8-3 11:23:39] |
| [问：kckoh] | What do you mean by "hardware revise function"? | |
| [答：Kappa] | Hardware revise function is QzROM new function. If provide software bug start address and end address, use this function can skip bug address and run new address like interrupt. | [2005-8-3 11:24:23] |
| [问：maeleton1] | QzROM中的程序数据不能读取的具体含义是什么? | |
| [答：Kappa] | That mean can"t read data from QzROM if use protection function and no correct password. | [2005-8-3 11:26:25] |
| [问：encaon] | QzROM是属于那种存储器?ROM或者RAM? | |
| [答：Kappa] | QzROM is one of PROM. | [2005-8-3 11:26:51] |
| [问：love120105] | 现在采用QzROM的产品除了M37544G2A外，是否还有其他的产品？ | |
| [答：Wong] | Yes, QzROM have a wide range of device. For example, 8 bit general purpose MCU we have 7544, 3850, 3858, 3803, etc. 4 Bit general purpose MCU we now have 20/24 pins 4508/9. Simple remote controller MCU we have 4283 qzrom LCD remote controller MCU we have 45yy qzrom 8 bit LCD MCU we have 3823, 38D5. | [2005-8-3 11:26:54] |
| [问：luogongqiang] | QzROM存储器的容量有多大?它是如何分区的? | |
| [答：Kazu] | The size of QZRom is up to 60K. Depend on the MCU, For example, 3823 normally, RAM start from 0040H~ max 0A3FH (max). Rom start from 1080H~FFFDH(max) | [2005-8-3 11:27:12] |
| [问：maeleton1] | MCU能否实现多次中断?中断的延迟有多长? | |
| [答：Kazu] | Yes, the delay time depend on the oprating frequency. Pls refer the data sheet | [2005-8-3 11:28:06] |
| [问：maeleton1] | QzROM MCU是否能实现在系统或电路中编程? | |
| [答：Keung] | QzROm can support in circuit programming. user can mount the blank QzROM on target board first and provide the in circuit programming to program the QzROM. It will shorten the production time. | [2005-8-3 11:28:32] |
| [问：simon.huang] | 我的一个客户要求我们提供M37544的汇编指令的解释给他们，请问你们有吗？ | |
| [答：Kazu] | Yes, you can download the SRA74 software manual our URL. | [2005-8-3 11:30:30] |
| [问：simon.huang] | QzROM申请样品的周期要多久 | |
| [答：Wong] | For target QzROM MCUs, we keep buffer stocks in local sales office. For samples enquires (small qty), it is possible to deliver within a target period of 7 days. For enquries, please contact contact.china@renesas.com | [2005-8-3 11:32:08] |
| [问：simon.huang] | QzROM出货周期要多久？ | |
| [答：Wong] | The original production process of QzROM makes it possible to realize the factory shipment within a target period of 2 weeks when the ROM is received from the customer to shipment of the product. but keep in mind that customers must give demand forcast first in order to meet the target period. | [2005-8-3 11:34:41] |
| [问：liying54321] | 请重点介绍QzROM MCU系列开发编程工具在通信，汽车电子以及工业等领域开发应用的实际例子。 | |
| [答：Kazu] | The development tool for 8 bits: 1.PC4701U+M38000TL2-FLD professional emulator 2. M38000T2-CPE-C compact emulator The development tool for 4 bits: 1. PC4504 2. M34XXXT2-CPE Application infomation: Pls refer to the following URL http://cn.renesas.com/fmwk.jsp?cnt=hk_product_catalogue _landing.jsp&fp=/products/Product_Catalogue/ | [2005-8-3 11:37:33] |
| [问：kinglocust] | small software bug can use hardware revise function to modify 是什么意思，什么叫small software bug？硬件修改是返回工厂还是自己通过某个东西修改 他修改的某个功能 ？ | |
| [答：Kappa] | Small software bug mean like find one of register seting is wrong and need change. Customer can revise it by themselves. because this function is a new function, not all of QzROM have this function. | [2005-8-3 11:37:47] |
| [问：T-LC] | 请问：740系列的指令系统有多少条指令？ | |
| [答：Keung] | 71 instruction. 740 can support the structure assembler SRA74. also can support the C compiler (M3T-ICC740) which is the ISO/ANSI standard. We can support the C source code debugging on emulator such as PC4701 or M38000T2-CPE compact emulator. | [2005-8-3 11:38:24] |
| [问：luogongqiang] | QzROM单片机能在板上写入,能否在板上擦除后再次写入? | |
| [答：Kappa] | QzROM can support program on board, but can"t support erasure. | [2005-8-3 11:39:16] |
| [问：encaon] | QzROM的程序与数据烧录和闪存的写入相同吗?是否要用专用的烧录器? | |
| [答：Wong] | QzROM can support serial programming, parallel programming and on-board programming. QzROM can use universal programmer to program. Following companies can use to program QzROM: Hi-Lo system, Suisei Electronics System, Sunny Giken, BP Microsystems, Xeltek, etc. | [2005-8-3 11:39:55] |
| [问：zzkeng] | QzROM MCU的内核是那种类型?是80C51吗?它的价格和PIC MCU有何优势? | |
| [答：Keung] | QzROM MCU core is Renesas own MCU core 740 series. It is the same as former Mitishibishi 740 series. The main advantage is cost peformance and easy to use. | [2005-8-3 11:41:36] |
| [问：baihuahere] | 举一个简单实例，表现QzROM在家电应用上的可行性，可否将设计思路一并简要说明一下，给初识者起个入门的作用，有经验者也可以从中有所吸纳，谢谢。 | |
| [答：Kappa] | Now Renesas QzROM is popular using in home appliance field like air conditioning. if you need detail information, pls send e-mail as following: kappa.wang@renesas.com | [2005-8-3 11:42:34] |
| [问：w.liu] | Renesas 的4/8位单片机和原日立的单片机的内核兼容吗? | |
| [答：Frey] | 原日立的8位单片机产品有H8/300和H8/300L系列，这些芯片Renesas继续生产及推广，目前Renesas的4/8位单片机包括720 family，740 family，H8/300和H8/300L系列。 720 family，740 family，H8 family之间内核不兼容。 | [2005-8-3 11:42:54] |
| [问：sdrzfyb] | 开发工具如何？支持C语言呢？开发环境费用如何？芯片的性价比怎样？ | |
| [答：Kazu] | For 8 bits: 1.PC4701U+M38000TL2-FLD 2.M38000T2-CPE-C For 4 bits: 1.PC4505 2.M34XXXT2-CPE 8 bits MCU support C language. using M3A-ICC-740 http://www.renesas.com/jpn/products/mpumcu /toolhp/datsheet/740_j/icc740.htm About the price, the details pls contact our marketing member Some compact emulator is arround US1000 | [2005-8-3 11:43:32] |
| [问：winalltech] | 其价格如何?抗干扰能力如何?谢谢! | |
| [答：Kappa] | QzROM have high cost performance and high EMI/EMS ability. | [2005-8-3 11:44:25] |
| [问：Victron] | QZROM Mask 需要MASKING CHARGE嗎 and 或任何費用 | |
| [答：Wong] | Renesas can support program write in before shipment and also support blank QzROM that allows customer to write in program by herself. If customer need us to write in program before shipment, we will charge an initial fee. For detail requries, please contact, contact.china@renesas.com | [2005-8-3 11:44:44] |
| [问：tony00] | QzRom最大的优势在哪方面?主要的竞争对手是? | |
| [答：Kazu] | QZrom advandage 采用最新开发的不挥发性存储器 开发和量产使用同一芯片 供货周期短 宽电压工作范围 保护功能 可实现on-board写入 待机低功耗 too many 对手 | [2005-8-3 11:44:57] |
| [问：w.liu] | 原三菱的MCU M30802SGP与瑞萨的那种MCU对应. | |
| [答：Keung] | Renesas can provide the M30802 which is M16C/80 series. Please contact our local sales office. From 2003/April, Hitachi and Mitshibishi merge together to set up new company called Renesas Technology Corp. Now Renesas is leading supplier in MCU. | [2005-8-3 11:45:59] |
| [问：w.liu] | QzROM 的写入时间是多长? | |
| [答：Keung] | It depend on ROM size. But for M37544G2ASP (8K version) , it takes around 7 second. | [2005-8-3 11:47:26] |
| [问：zj4068] | 有什么C编译器可以提供？是免费的吗？还有哪些仿真器和开发工具。 | |
| [答：Kazu] | M3T-ICC-740 for 8 bits MCU. It is free of charge. 1. PC4701U+M38000TL2-FPD 2. M38000T2-CPE 4 bits MCU 1.PC4504 2.M34519T2-CPE/M34552T2-CPE/M34282T2-CPE depend on MCU | [2005-8-3 11:48:30] |
| [问：yangyxun] | 请问，该系列单片机用于家电，和目前市场上的各个厂家的单片机相比，有什么优势，又存在什么部足？ | |
| [答：Wong] | Advantage of QzROM: 1. Have OTP, FLash functions but similar price with Mask version. 2. Short delivery lead-time. 3. QzROM is effective for reduction of stock since by write-in shipment and blank products, term-end stock problem is solved. | [2005-8-3 11:50:00] |
| [问：lulu2890] | 网上是否有中文资料可供下载？ | |
| [答：Keung] | Chinese manual can be downlaod below URL : http://cn.renesas.com/fmwk.jsp?cnt=/hk_product_catalogue _landing.jsp&fp=/products/Product_Catalogue&site=i There is also M37544 Chinese text book available. Please contact our sales office to get this. | [2005-8-3 11:50:23] |
| [问：henryc] | How many GPIO can drive LEDs at the same time ? | |
| [答：Kappa] | Depending MCU type, for example: M37544 can drive 6 LEDs at the same time max.. | [2005-8-3 11:50:47] |
| [问：zzkeng] | 采用QzROM MCU, Renesas能提供什么样的技术支持? | |
| [答：Frey] | 我们能提供完整的开发工具，包括编译、调试、仿真、烧录工具，瑞萨网站有丰富的参考资料和应用指南下载，另外我们还有经验丰富的技术工程师可以提供技术服务。 | [2005-8-3 11:51:40] |
| [问：badcat001] | 这个CPU功耗多少,有何节能方法. | |
| [答：Kazu] | Depend on MCU and clock frequency. For example 3823 Group MCU is 18mW under the 8Mhz, 5V Vcc and Ta=25C. If using low speed mode and 32KHz, Vcc = 2.5V at 25C, then the power drop to 18uW. Pls refer to the datasheet | [2005-8-3 11:52:15] |
| [问：simon.huang] | QzROM的MCU有没有可供开发使用的参考程序？ | |
| [答：Kappa] | Yes, we can provide sample source code for customer reference. | [2005-8-3 11:52:28] |
| [问：fly_pcb] | 我关心价格，flash容量，开发工具，开发语言，调试ide,给我法电子邮件 | |
| [答：Frey] | 请与最近的瑞萨代表处联系，我们会提供最好的性价比及完整的开发工具。 | [2005-8-3 11:55:47] |
| [问：leaders] | 家电用MCU最讲究抗干扰性能，QzROM型单片机EMI/EMS实测数据如何？对比目前家电最常用的Toshiba单片机结果如何？ | |
| [答：Kappa] | Renesas can provide hign EMI/EMS ability for home appliance using. | [2005-8-3 11:55:48] |
| [问：maeleton1] | 该系列MCU是否有内置振荡器?外接何种电容能是振荡器稳定工作? | |
| [答：Kazu] | Depend on MCU, for eample, 7544 has a on-chip oscillator. Under this mode, no capactor connected. Pls refer to the datasheet. | [2005-8-3 11:55:59] |
| [问：encaon] | QzROM MCU和其它MCU的区别是否仅仅是存储器的不同? | |
| [答：Kazu] | No | [2005-8-3 11:56:17] |
| [问：henryc] | Can I use ANSI C language to develop programs on this chip ? How can I get the C compiler ? | |
| [答：Kazu] | Yes! M3T-ICC-740 for 8 bits MCU. It is free of charge. http://www.renesas.com/jpn/products/mpumcu /toolhp/datsheet/740_j/icc740.htm | [2005-8-3 11:57:11] |
| [问：lijianhua000] | 开发的时候要多次写程序，QzROM系列MCU有没有对应的闪存装？通用的编程器支持QzROM编程吗？ | |
| [答：Wong] | Some QzROM series have corresponding flash MCU. ALso, some QzROM series can support on-board debugging by using tool "starter kit". Currently, we have 3 different class of emulator system. 1. full set emulator system. 2. compact emulator system. 3. starter kit system. | [2005-8-3 11:58:39] |
| [问：henryc] | Is there any 16-bit PWM in QzROM MCU ? | |
| [答：Kazu] | 38D5 have 16bits PWM. But under development | [2005-8-3 11:59:20] |
| [问：zzkeng] | QzROM MCU和采用EEPROM的多次编程MTP MCU相比,有何优点? | |
| [答：Wong] | Advantage like Lower price than MTP and can support Wide operating voltage: 1.8V - 5.5V | [2005-8-3 12:00:06] |
| [问：w.liu] | QzROM MCU的仿真器的价格是多少? | |
| [答：Wong] | QzROM have 3 different class of emulator system: 1. High performance emualtor system. 2. Compact emulator system. 3. Starter kit. Price of these 3 class of emulator system are different. For detail price enquries, please contact contact.china@renesas.com | [2005-8-3 12:04:43] |
| [问：Victron] | 請問M3850提供幾種的QZROM ROM SIZE EX:8K or 16K or 24K or 36K | |
| [答：Kazu] | M3850A is QZRom Ver, only 16K M3850 Flash Ver, 32K other M3850, 8K/16K/24K/32K | [2005-8-3 12:04:54] |
| [问：english_li] | QzROM MCU 的开发工具容易获得支持吗？整个QzROM MCU 的开发条件是一样的？ | |
| [答：Kappa] | In HongKong, Shenzhen, Xiamen, Shanghai and Beijing, we have technical support division, so you can easy to get support everywhere. About developing, 4-bit QzROM maybe some different with 8-bit QzROM. | [2005-8-3 12:05:58] |
| [问：chicken535] | 我很想知道一些详细的关于QzROM的资料！相较于一般的掩模板ROM它的主要指标是怎样的体现使得作为ROM器件的它可以与闪存相比较！谢谢指教！ | |
| [答：Frey] | 请到瑞萨网站查询，我们提供QzROM的详细说明，网址如下： http://cn.renesas.com/fmwk.jsp?cnt=qzrom_product_child.htm &fp=/products/mpumcu/740_family/740_slim/child_folder /&title=%E4%BD%95%E8%B0%93QzROM%E5% 8D%95%E7%89%87%E6%9C%BA? | [2005-8-3 12:09:00] |
| 非在线问答： | ||
| [问：] | 4508的A/D转换速度是多少? | |
| [答：] | M34508能够供4通道10位AD转换，转换速度为31uS（f(Xin)=6MHz） | |
| [问：] | QzROMCU是否具有16位以上的计算功能? | |
| [答：] | 乘法、除法指令有16位操作 | |
| [问：] | QZROM的具体价位是多少？ | |
| [答：] | 请与最近的销售部门联系 | |
| [问：] | qzrom的特点是什末,其闪存的容量有多大 | |
| [答：] | "1、性价比高。2、供货周期短。3、宽电压工作范围。4、具有保护功能。5、可实现on-board写入。6、待机低功耗。QzROM芯片的存储容量根据型号的不同而不同，从4K到60K可选。" | |
| [问：] | QZROM是否适合所有MCU? | |
| [答：] | QzROM是针对于4bit和8bit MCU开发的 | |
| [问：] | QzROM现在支持在线写烧了吗？ | |
| [答：] | 支持在线烧写 | |
| [问：] | "qzrom在家电应用的作用其意义在于？提高什麽？" | |
| [答：] | QzROM单片机性价比高，供货周期短，有利于客户降低成本，缩短开发周期 | |
| [问：] | 对于新型的家电控制，这款mcu有那些优势呢 | |
| [答：] | 主要优势在于性价比高、供货周期短、电压工作范围宽、功耗低。 | |
| [问：] | "多少Kbit.与之前的差异?" | |
| [答：] | 不同型号的芯片存储容量不同 | |
| [问：] | 贵公司有适合于车载多媒体处理方面的MCU吗？或这说该MCU适合处理多媒体信息吗？ | |
| [答：] | 瑞萨公司有车载多媒体处理方面的MCU及方案，请与最近的技术支持部门联系 | |
| [问：] | 技术支持是代理商提供吗？ | |
| [答：] | 瑞萨公司与代理商共同提供技术支持 | |
| [问：] | 开发板多少钱? | |
| [答：] | 请与最近的销售部门联系 | |
| [问：] | 开发工具需要用到哪些？ | |
| [答：] | 请提供具体的应用或MCU型号，我们会推荐完整的开发工具 | |
| [问：] | 可否帮我提供关于M37512/M61048的笔记本保护板的相关资料。 | |
| [答：] | 请与最近的瑞萨代表处联系 | |
| [问：] | 请发给我芯片的相关资料 | |
| [答：] | 请到瑞萨网站查询 | |
| [问：] | 请和microchip的相应型号比较有无性价优势。 | |
| [答：] | microchip芯片是flash版本 | |
| [问：] | 请问,现在又开发了什么新的单片机,它能不能完成电视方面的数字和模拟信号的处理,且仅用一片主要芯片完成(电源除外)? | |
| [答：] | 瑞萨公司能够提供有关电视方面的MCU及方案，请与最近的技术支持部门联系 | |
| [问：] | 请问:与FLASH ROM相比,QzROM的价格优势有多大?有可比性吗? | |
| [答：] | QzROM与FLASH ROM相比价格优势有很大优势，与掩模芯片价格相近。 | |
| [问：] | 请问QZROM 的批量价格比同类产品有优势吗？ | |
| [答：] | 请与最近的销售部门联系 | |
| [问：] | 请问QzRom的卖点在那里？和Fujitsu8位单片机相比有什么优势？ | |
| [答：] | 性价比高、供货周期短、电压工作范围宽、功耗低。具体功能请参考相应MCU的datasheet | |
| [问：] | 如果能开发出像可编程那样方便变换I/O引脚的单片机吗? | |
| [答：] | 目前没有 | |
| [问：] | 使用 MCU对家电有什么好处？ | |
| [答：] | QzROM单片机性价比高，供货周期短，有利于降低成本，缩短开发周期 | |
| [问：] | 我不清楚这颗单片机的汇编语言是这样的？ | |
| [答：] | 请到瑞萨网站下载相关资料，如software manual | |
| [问：] | 现在的编程芯片有MCU，DSP以及PLD等，不知道他们之间有什么联系和区别，将来是否有可能合并成一种类型的产品？谢谢！ | |
| [答：] | 不同的芯片针对于不同的应用，还有成本方面的限制 | |
| [问：] | 现在有哪些公司在使用贵公司的QZROM单片机？ | |
| [答：] | 很多家电企业正在使用瑞萨公司的QzROM芯片 | |
| [问：] | 相对其他8bit单片机，QzROM MCU系列有什么优势？ | |
| [答：] | 性价比高、供货周期短、宽电压工作范围、待机低功耗 | |
| [问：] | 新开发MCU的最大特点是什么? | |
| [答：] | 性价比高、供货周期短、宽电压工作范围、待机低功耗 | |
| [问：] | 有没有带音频编码,解码的处理的MCU | |
| [答：] | 没有相关MCU | |
| [问：] | 在汽车电子产品中， 各种品牌的MCU的差异性？特点，适用细分？ | |
| [答：] | 瑞萨有关汽车电子方面的MCU具有高可靠性、宽温度范围等优点，瑞萨能够提供多个系列的MCU用于汽车电子，如车身控制可选用R8C、M16C系列，汽车音响可选用M16C系列，汽车导航可选用SH4系列，引擎控制可选用SH7058 | |
| [问：] | "这次的主题是“QzROM— 一种适用于家电应用的新开发MCU”，那么我想知道它的主要特色以及缺点。 | |
| [答：] | "1、性价比高。2、供货周期短。3、宽电压工作范围。4、具有保护功能。5、可实现on-board写入。6、待机低功耗。" | |
| [问：] | 这种类型的单片机的价位一般是多少？ | |
| [答：] | 请与最近的销售部门联系 | |
| [问：] | 这种类型的单片机目前在市场上应用广泛吗？ | |
| [答：] | 已在家电领域广泛应用 | |
| [问：] | 這款MCU有甚麼新增功能,主要用在甚麼領域? | |
| [答：] | 由于采用了最新工艺，使其具有性价比高，宽电压、低功耗等特点，主要应用于家电、消费类电子、便携式产品等领域 | |
瑞萨电子（TSE: 6723），科技让生活更轻松，致力于打造更安全、更智能、可持续发展的未来。作为全球微控制器供应商，瑞萨电子融合了在嵌入式处理、模拟、电源及连接方面的专业知识，提供完整的半导体解决方案。成功产品组合加速汽车、工业、基础设施及物联网应用上市，赋能数十亿联网智能设备改善人们的工作和生活方式。更多信息，敬请访问renesas.com。关注瑞萨电子微信公众号，发现更多精彩内容。
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