參數(shù)資料
型號: AT91F40816-33CI
廠商: ATMEL CORP
元件分類: 微控制器/微處理器
英文描述: ARM Thumb Microcontrollers
中文描述: 32-BIT, FLASH, 40 MHz, RISC MICROCONTROLLER, PBGA120
封裝: BGA-120
文件頁數(shù): 3/22頁
文件大?。?/td> 248K
代理商: AT91F40816-33CI
3
AT91F40816
1348D–ATARM–03/04
Pin Description
Table 1.
AT91F40816 Pin Description
Module
Name
Function
Type
Active
Level
Comments
EBI
A0 - A23
Address Bus
Output
Valid after reset; do not reprogram A20 to
I/O, as it is MSB of Flash address
D0 - D15
Data Bus
I/O
NCS0 - NCS3
External Chip Select
Output
Low
Used to select external devices
CS4 - CS7
External Chip Select
Output
High
A23 - A20 after reset
NWR0
Lower Byte 0 Write Signal
Output
Low
Used in Byte Write option
NWR1
Upper Byte 1 Write Signal
Output
Low
Used in Byte Write option
NRD
Read Signal
Output
Low
Used in Byte Write option
NWE
Write Enable
Output
Low
Used in Byte Select option
NOE
Output Enable
Output
Low
Used in Byte Select option
NUB
Upper Byte Select
Output
Low
Used in Byte Select option
NLB
Lower Byte Select
Output
Low
Used in Byte Select option
NWAIT
Wait Input
Input
Low
BMS
Boot Mode Select
Input
Sampled during reset; must be driven low
during reset for Flash to be used as boot
memory
AIC
FIQ
Fast Interrupt Request
Input
PIO-controlled after reset
IRQ0 - IRQ2
External Interrupt Request
Input
PIO-controlled after reset
Timer
TCLK0 - TCLK2
Timer External Clock
Input
PIO-controlled after reset
TIOA0 - TIOA2
Multi-purpose Timer I/O Pin A
I/O
PIO-controlled after reset
TIOB0 - TIOB2
Multi-purpose Timer I/O Pin B
I/O
PIO-controlled after reset
USART
SCK0 - SCK1
External Serial Clock
I/O
PIO-controlled after reset
TXD0 - TXD1
Transmit Data Output
Output
PIO-controlled after reset
RXD0 - RXD1
Receive Data Input
Input
PIO-controlled after reset
PIO
P0 - P31
Parallel IO Line
I/O
WD
NWDOVF
Watchdog Overflow
Output
Low
Open drain
Clock
MCKI
Master Clock Input
Input
Schmidt trigger
MCKO
Master Clock Output
Output
Reset
NRST
Hardware Reset Input
Input
Low
Schmidt trigger
NTRI
Tri-state Mode Select
Input
Low
Sampled during reset
ICE
TMS
Test Mode Select
Input
Schmidt trigger, internal pull-up
TDI
Test Data Input
Input
Schmidt trigger, internal pull-up
TDO
Test Data Output
Output
TCK
Test Clock
Input
Schmidt trigger, internal pull-up
相關(guān)PDF資料
PDF描述
AT91FR40161 ARM Thumb Microcontrollers
AT91FR40161-CI ARM Thumb Microcontrollers
AT91FR40162-CI AT91 ARM Thumb Microcontrollers
AT91FR40162 AT91 ARM Thumb Microcontrollers
AT91FR4042 AT91 ARM Thumb Microcontrollers
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
AT91FR40161 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:ARM Thumb Microcontrollers
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AT91FR40162 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:AT91 ARM Thumb Microcontrollers
AT91FR40162_02 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:AT91 ARM Thumb Microcontrollers
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