参数资料
型号: M68HC705UGANG
厂商: 飞思卡尔半导体(中国)有限公司
英文描述: High-density complementary metal oxide semiconductor (HCMOS) microcontroller unit
中文描述: 高密度互补金属氧化物半导体(HCMOS)微控制器
文件页数: 48/112页
文件大小: 809K
代理商: M68HC705UGANG
7-2
MC68HC05BD3
M-BUS SERIAL INTERFACE
7
7.2
M-Bus Protocol
Normally, a standard communication is composed of four parts,
1) START signal,
2) slave address transmission,
3) data transfer, and
4) STOP signal.
They are described briefly in the following sections and illustrated in Figure 7-2.
Figure 7-1
M-Bus Interface Block Diagram
Internal bus
Frequency
divider
register
Address
comparator
Address
register
8
MEN MIEN MSTA MTX TXAK
MCF MAAS MBB
MAL
SRW
MIF
RXAK
TX shift
register
RX shift
register
RX
control
TX
control
M-Bus
interrupt
SCL
control
SDA
control
M-Bus clock
generator
sync logic
START, STOP
detector and
arbitration
START, STOP
generator and
timing sync
SCL
SDA
Control register
Status register
Interrupt
TPG
46
F
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
n
.
相关PDF资料
PDF描述
M68TC11E20B56 HC11 Microcontrollers
M68Z128W-70N1T 3V, 1 Mbit 128Kb x8 Low Power SRAM with Output Enable
M68Z128WN 3V, 1 Mbit 128Kb x8 Low Power SRAM with Output Enable
M68Z128W 3V, 1 Mbit 128Kb x8 Low Power SRAM with Output Enable
M69AW024BL60ZB8T 16 Mbit (1M x16) 3V Asynchronous PSRAM
相关代理商/技术参数
参数描述
M68HC705UPGMR 制造商:FREESCALE 制造商全称:Freescale Semiconductor, Inc 功能描述:High-density complementary metal oxide semiconductor (HCMOS) microcontroller unit
M68HC705X16PGMR 制造商:Rochester Electronics LLC 功能描述:- Bulk
M68HC711CFD 制造商:MOTOROLA 制造商全称:Motorola, Inc 功能描述:CONFIG REGISTER PROGRAMMING FOR EEPROM-BASED MHC MICROCONTROLLERS
M68HC711CFG 制造商:MOTOROLA 制造商全称:Motorola, Inc 功能描述:CONFIG REGISTER PROGRAMMING FOR EEPROM-BASED MHC MICROCONTROLLERS
M68HC711CFG/D 制造商:MOTOROLA 制造商全称:Motorola, Inc 功能描述:CONFIG REGISTER PROGRAMMING FOR EEPROM-BASED MHC MICROCONTROLLERS