參數(shù)資料
型號: MC68334GCEH16
廠商: Freescale Semiconductor
文件頁數(shù): 22/76頁
文件大?。?/td> 0K
描述: IC MCU 16MHZ 2K RAM 132-PQFP
標(biāo)準(zhǔn)包裝: 36
系列: M683xx
核心處理器: CPU32
芯體尺寸: 32-位
速度: 16MHz
連通性: EBI/EMI,UART/USART
輸入/輸出數(shù): 47
程序存儲器類型: ROMless
RAM 容量: 1K x 8
電壓 - 電源 (Vcc/Vdd): 3 V ~ 5.5 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 8x8/10b
振蕩器型: 外部
工作溫度: -40°C ~ 85°C
封裝/外殼: 132-BQFP 緩沖式
包裝: 托盤
MC68334
MC68334TS/D REV. 1
29
3.5.1 Chip-Select Registers
Each chip-select pin can have one or more functions. Chip-select pin assignment registers (CS-
PAR[0:1]) determine functions of the pins. Pin assignment registers also determine port size (8- or 16-
bit) for dynamic bus allocation. A pin data register (PORTC) latches data for chip-select pins that are
used for discrete output.
Blocks of addresses are assigned to each chip-select function. Block sizes of two Kbytes to one Mbyte
can be selected by writing values to the appropriate base address register (CSBAR[0:10], CSBARBT).
Address blocks for separate chip-select functions can overlap.
Chip select option registers (CSOR[0:10], CSORBT) determine timing of and conditions for assertion of
chip-select signals. Eight parameters, including operating mode, access size, synchronization, and wait
state insertion can be specified.
Initialization software usually resides in a peripheral memory device controlled by the chip-select cir-
cuits. A set of special chip-select functions and registers (CSORBT, CSBARBT) is provided to support
bootstrap operation.
3.5.2 Pin Assignment Registers
The pin assignment registers contain twelve 2-bit fields (CS[10:0] and CSBOOT) that determine func-
tions of the chip-select pins. Each pin has two or three possible functions, as shown below.
Table 13 Chip Select Allocation
Pin
Chip Select
Discrete Outputs
CSBOOT
BR
CS0
BG
CS1
BGACK
CS2
FC0
CS3
PC0
FC1
CS4
PC1
FC2
CS5
PC2
ADDR19
CS6
PC3
ADDR20
CS7
PC4
ADDR21
CS8
PC5
ADDR22
CS9
PC6
ADDR23
CS10
ECLK
Table 14 Chip-Select Pin Functions
Assignment
Register
16-Bit
Chip Select
8-Bit
Chip Select
Alternate
Function
Discrete Output
CSBOOT
CS0
BR
CS1
BG
CSPAR0
CS2
BGACK
CS3
FC0
PC0
CS4
FC1
PC1
CS5
FC2
PC2
CS6
ADDR19
PC3
CS7
ADDR20
PC4
CSPAR1
CS8
ADDR21
PC5
CS9
ADDR22
PC6
CS10
ADDR23
ECLK
相關(guān)PDF資料
PDF描述
VJ2225Y224JBCAT4X CAP CER 0.22UF 200V 5% X7R 2225
VJ2225Y334JBCAT4X CAP CER 0.33UF 200V 5% X7R 2225
VI-B63-IY-F4 CONVERTER MOD DC/DC 24V 50W
MC908EY8MFAE IC MCU 8K FLASH 8MHZ 32-LQFP
MSP430F4794IPZR IC MCU 16BIT 60KB FLASH 100LQFP
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MC68334GCEH16 制造商:Freescale Semiconductor 功能描述:Microcontroller
MC68334GCEH20 功能描述:IC MICROPROCESSOR 20MHZ 132-PQFP RoHS:是 類別:集成電路 (IC) >> 嵌入式 - 微控制器, 系列:M683xx 標(biāo)準(zhǔn)包裝:1 系列:87C 核心處理器:MCS 51 芯體尺寸:8-位 速度:16MHz 連通性:SIO 外圍設(shè)備:- 輸入/輸出數(shù):32 程序存儲器容量:8KB(8K x 8) 程序存儲器類型:OTP EEPROM 大小:- RAM 容量:256 x 8 電壓 - 電源 (Vcc/Vdd):4 V ~ 6 V 數(shù)據(jù)轉(zhuǎn)換器:- 振蕩器型:外部 工作溫度:0°C ~ 70°C 封裝/外殼:44-DIP 包裝:管件 其它名稱:864285
MC68334GCFC16 功能描述:IC MCU 16MHZ 1K RAM 132-PQFP RoHS:否 類別:集成電路 (IC) >> 嵌入式 - 微控制器, 系列:M683xx 其它有關(guān)文件:STM32F101T8 View All Specifications 特色產(chǎn)品:STM32 32-bit Cortex MCUs 標(biāo)準(zhǔn)包裝:490 系列:STM32 F1 核心處理器:ARM? Cortex?-M3 芯體尺寸:32-位 速度:36MHz 連通性:I²C,IrDA,LIN,SPI,UART/USART 外圍設(shè)備:DMA,PDR,POR,PVD,PWM,溫度傳感器,WDT 輸入/輸出數(shù):26 程序存儲器容量:64KB(64K x 8) 程序存儲器類型:閃存 EEPROM 大小:- RAM 容量:10K x 8 電壓 - 電源 (Vcc/Vdd):2 V ~ 3.6 V 數(shù)據(jù)轉(zhuǎn)換器:A/D 10x12b 振蕩器型:內(nèi)部 工作溫度:-40°C ~ 85°C 封裝/外殼:36-VFQFN,36-VFQFPN 包裝:托盤 配用:497-10030-ND - STARTER KIT FOR STM32497-8853-ND - BOARD DEMO STM32 UNIV USB-UUSCIKSDKSTM32-PL-ND - KIT IAR KICKSTART STM32 CORTEXM3497-8512-ND - KIT STARTER FOR STM32F10XE MCU497-8505-ND - KIT STARTER FOR STM32F10XE MCU497-8304-ND - KIT STM32 MOTOR DRIVER BLDC497-6438-ND - BOARD EVALUTION FOR STM32 512K497-6289-ND - KIT PERFORMANCE STICK FOR STM32MCBSTM32UME-ND - BOARD EVAL MCBSTM32 + ULINK-MEMCBSTM32U-ND - BOARD EVAL MCBSTM32 + ULINK2更多... 其它名稱:497-9032STM32F101T8U6-ND
MC68334GEH16 功能描述:32位微控制器 - MCU 32B MCU SIM TPU 1K RAM RoHS:否 制造商:Texas Instruments 核心:C28x 處理器系列:TMS320F28x 數(shù)據(jù)總線寬度:32 bit 最大時鐘頻率:90 MHz 程序存儲器大小:64 KB 數(shù)據(jù) RAM 大小:26 KB 片上 ADC:Yes 工作電源電壓:2.97 V to 3.63 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:LQFP-80 安裝風(fēng)格:SMD/SMT
MC68334GFC16 功能描述:IC MCU 16MHZ 1K RAM 132-PQFP RoHS:否 類別:集成電路 (IC) >> 嵌入式 - 微控制器, 系列:M683xx 其它有關(guān)文件:STM32F101T8 View All Specifications 特色產(chǎn)品:STM32 32-bit Cortex MCUs 標(biāo)準(zhǔn)包裝:490 系列:STM32 F1 核心處理器:ARM? Cortex?-M3 芯體尺寸:32-位 速度:36MHz 連通性:I²C,IrDA,LIN,SPI,UART/USART 外圍設(shè)備:DMA,PDR,POR,PVD,PWM,溫度傳感器,WDT 輸入/輸出數(shù):26 程序存儲器容量:64KB(64K x 8) 程序存儲器類型:閃存 EEPROM 大小:- RAM 容量:10K x 8 電壓 - 電源 (Vcc/Vdd):2 V ~ 3.6 V 數(shù)據(jù)轉(zhuǎn)換器:A/D 10x12b 振蕩器型:內(nèi)部 工作溫度:-40°C ~ 85°C 封裝/外殼:36-VFQFN,36-VFQFPN 包裝:托盤 配用:497-10030-ND - STARTER KIT FOR STM32497-8853-ND - BOARD DEMO STM32 UNIV USB-UUSCIKSDKSTM32-PL-ND - KIT IAR KICKSTART STM32 CORTEXM3497-8512-ND - KIT STARTER FOR STM32F10XE MCU497-8505-ND - KIT STARTER FOR STM32F10XE MCU497-8304-ND - KIT STM32 MOTOR DRIVER BLDC497-6438-ND - BOARD EVALUTION FOR STM32 512K497-6289-ND - KIT PERFORMANCE STICK FOR STM32MCBSTM32UME-ND - BOARD EVAL MCBSTM32 + ULINK-MEMCBSTM32U-ND - BOARD EVAL MCBSTM32 + ULINK2更多... 其它名稱:497-9032STM32F101T8U6-ND