Maya Calendar During his last sabbatical, professor M. A. Ya made a surprising discovery about the old Maya calendar. From an old knotted message, professor discovered that the Maya civilization used a 365 day long year, called Haab, which had 19 months. Each of the first 18 months was 20 days long, and the names of the months were pop, no, zip, zotz, tzec, xul, yoxkin, mol, chen, yax, zac, ceh, mac, kankin, muan, pax, koyab, cumhu. Instead of having names, the days of the months were denoted by numbers starting from 0 to 19. The last month of Haab was called uayet and had 5 days denoted by numbers 0, 1, 2, 3, 4. The Maya believed that this month was unlucky, the court of justice was not in session, the trade stopped, people did not even sweep the floor.
标签: A. M. sabbatical surprising
上传时间: 2014-01-05
上传用户:libenshu01
gupnp是個upnp規格的實現, 它包括了resource announcement and discovery, description, control, event notification 以及 presentation
标签: announcement notification description discovery
上传时间: 2014-01-25
上传用户:pompey
数据挖掘作为一个新兴的多学科交叉应用领域,正在各行各业的决策支持活动中扮演着越来越重要的角色.本书将介绍数据挖掘(Data Mining)(Knowledge Discovery from Databases)的基本知识,以及从大量有噪声,不完整,甚至是不一致数据集合中,挖掘聘用意义的模式知识所涉及的概念与技术方法.
标签: Knowledge Discovery Mining Datab
上传时间: 2017-08-08
上传用户:cc1015285075
该文档主要对STM8L的性能及功能进行描述与讲解
标签: STM8L
上传时间: 2016-11-09
上传用户:yr1330076568
STM8L之timer2产生PWM,可供参考。
上传时间: 2017-11-21
上传用户:my_lcs
STM8L系列的原理图和PCB库的集成库,解压后可直接安装,
标签: stm8l
上传时间: 2022-04-29
上传用户:qingfengchizhu
STM8L全系列MCU AD ALTIUM 集成库 原理图库 PCB封装库文件-79个芯片器件型号列表:Library Component Count : 79Name Description----------------------------------------------------------------------------------------------------STM8L101F2P3 STM8L ARM-based EnergyLite 8-bit MCU, 4 kB Flash, 1.5 kB Internal RAM, -40 to +85癈 Temperature, 20-pin TSSOP, TubeSTM8L101F2P6 STM8L ARM-based EnergyLite 8-bit MCU, 4 kB Flash, 1.5 kB Internal RAM, -40 to +85癈 Temperature, 20-pin TSSOP, TubeSTM8L101F2P6TR STM8L ARM-based EnergyLite 8-bit MCU, 4 kB Flash, 1.5 kB Internal RAM, -40 to +85癈 Temperature, 20-pin TSSOP, Tape and ReelSTM8L101F2U6A STM8L ARM-based EnergyLite 8-bit MCU, 4 kB Flash, 1.5 kB Internal RAM, -40 to +85癈 Temperature, 20-pin UFQFPN, Tube, COMP_REF availableSTM8L101F2U6ATR STM8L ARM-based EnergyLite 8-bit MCU, 4 kB Flash, 1.5 kB Internal RAM, -40 to +85癈 Temperature, 20-pin UFQFPN, Tape and Reel, COMP_REF availableSTM8L101F2U6TR STM8L ARM-based EnergyLite 8-bit MCU, 4 kB Flash, 1.5 kB Internal RAM, -40 to +85癈 Temperature, 20-pin UFQFPN, Tape and ReelSTM8L101F3P3 STM8L ARM-based EnergyLite 8-bit MCU, 8 kB Flash, 1.5 kB Internal RAM, -40 to +125癈 Temperature, 20-pin TSSOP, TubeSTM8L101F3P6 STM8L ARM-based EnergyLite 8-bit MCU, 8 kB Flash, 1.5 kB Internal RAM, -40 to +85癈 Temperature, 20-pin TSSOP, TubeSTM8L101F3U6ATR STM8L ARM-based EnergyLite 8-bit MCU, 8 kB Flash, 1.5 kB Internal RAM, -40 to +85癈 Temperature, 20-pin UFQFPN, Tape and Reel, COMP_REF availableSTM8L101F3U6TR STM8L ARM-based EnergyLite 8-bit MCU, 8 kB Flash, 1.5 kB Internal RAM, -40 to +85癈 Temperature, 20-pin UFQFPN, Tape and ReelSTM8L101G2U6 STM8L ARM-based EnergyLite 8-bit MCU, 4 kB Flash, 1.5 kB Internal RAM, -40 to +85癈 Temperature, 28-pin UFQFPN, TraySTM8L101G2U6A STM8L ARM-based EnergyLite 8-bit MCU, 4 kB Flash, 1.5 kB Internal RAM, -40 to +85癈 Temperature, 28-pin UFQFPN, Tray, COMP_REF availableSTM8L101G2U6TR STM8L ARM-based EnergyLite 8-bit MCU, 4 kB Flash, 1.5 kB Internal RAM, -40 to +85癈 Temperature, 28-pin UFQFPN, Tape and ReelSTM8L101G3U6 STM8L ARM-based EnergyLite 8-bit MCU, 8 kB Flash, 1.5 kB Internal RAM, -40 to +85癈 Temperature, 28-pin UFQFPN, TraySTM8L101G3U6A STM8L ARM-based EnergyLite 8-bit MCU, 8 kB Flash, 1.5 kB Internal RAM, -40 to +85癈 Temperature, 28-pin UFQFPN, Tray, COMP_REF availableSTM8L101K3T3 STM8L ARM-based EnergyLite 8-bit MCU, 8 kB Flash, 1.5 kB Internal RAM, -40 to +125癈 Temperature, 32-pin LQFP, TraySTM8L101K3T6 STM8L ARM-based EnergyLite 8-bit MCU, 8 kB Flash, 1.5 kB Internal RAM, -40 to +85癈 Temperature, 32-pin LQFP, TraySTM8L101K3U6 STM8L ARM-based EnergyLite 8-bit MCU, 8 kB Flash, 1.5 kB Internal RAM, -40 to +85癈 Temperature, 32-pin UFQFPN, TraySTM8L101K3U6TR STM8L ARM-based EnergyLite 8-bit MCU, 8 kB Flash, 1.5 kB Internal RAM, -40 to +85癈 Temperature, 32-pin UFQFPN, Tape and ReelSTM8L151C4T3 STM8L ARM-based EnergyLite 8-bit MCU, 16 kB Flash, 2 kB Internal RAM, -40 to +125癈 Temperature, 48-pin LQFP, TraySTM8L151C4T6 STM8L ARM-based EnergyLite 8-bit MCU, 16 kB Flash, 2 kB Internal RAM, -40 to +85癈 Temperature, 48-pin LQFP, TraySTM8L151C4T6BGT STM8L ARM-based EnergyLite 8-bit MCU, 16 kB Flash, 2 kB Internal RAM, -40 to +85癈 Temperature, 48-pin LQFP, TraySTM8L151C4T6TR STM8L ARM-based EnergyLite 8-bit MCU, 16 kB Flash, 2 kB Internal RAM, -40 to +85癈 Temperature, 48-pin LQFP, Tape and ReelSTM8L151C4U6 STM8L ARM-based EnergyLite 8-bit MCU, 16 kB Flash, 2 kB Internal RAM, -40 to +85癈 Temperature, 48-pin UFQFPN, TraySTM8L151C6T3 STM8L ARM-based EnergyLite 8-bit MCU, 32 kB Flash, 2 kB Internal RAM, -40 to +125癈 Temperature, 48-pin LQFP, TraySTM8L151C6T6 STM8L ARM-based EnergyLite 8-bit MCU, 32 kB Flash, 2 kB Internal RAM, -40 to +85癈 Temperature, 48-pin LQFP, TraySTM8L151C6U6 STM8L ARM-based EnergyLite 8-bit MCU, 32 kB Flash, 2 kB Internal RAM, -40 to +85癈 Temperature, 48-pin UFQFPN, TraySTM8L151C8 STM8L ARM-based EnergyLite 8-bit MCU, 64 kB Flash, 4 kB Internal RAM, 48-pin LQFPSTM8L151C8T3 STM8L ARM-based EnergyLite 8-bit MCU, 64 kB Flash, 4 kB Internal RAM, -40 to +125癈 Temperature, 48-pin LQFP, TraySTM8L151C8T3TR STM8L ARM-based EnergyLite 8-bit MCU, 64 kB Flash, 4 kB Internal RAM, -40 to +125癈 Temperature, 48-pin LQFP, Tape and ReelSTM8L151C8T6 STM8L ARM-based EnergyLite 8-bit MCU, 64 kB Flash, 4 kB Internal RAM, -40 to +85癈 Temperature, 48-pin LQFP, TraySTM8L151C8T7 STM8L ARM-based EnergyLite 8-bit MCU, 64 kB Flash, 4 kB Internal RAM, -40 to +105癈 Temperature, 48-pin LQFP, TraySTM8L151C8U6 STM8L ARM-based EnergyLite 8-bit MCU, 64 kB Flash, 4 kB Internal RAM, -40 to +85癈
上传时间: 2022-05-02
上传用户:bluedrops
STM8L内核和框架学习资料,整体认识STM8L系列单片机资源和结构
标签: stm8l
上传时间: 2022-05-25
上传用户:zhengtiantong
官方给出的STM8L和STM8AL单片机编程手册
上传时间: 2022-05-25
上传用户:canderile
STM8L电源管理以及自动唤醒
上传时间: 2022-07-17
上传用户:2431247090