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參數(shù)資料
| 型號(hào)： | SAF-C505-2RM |
| 廠商： | SIEMENS A G |
| 元件分類： | 微控制器/微處理器 |
| 英文描述： | 8-Bit CMOS Microcontroller |
| 中文描述： | 8-BIT, MROM, 20 MHz, MICROCONTROLLER, PQFP44 |
| 封裝： | PLASTIC, MQFP-44 |
| 文件頁(yè)數(shù)： | 8/85頁(yè) |
| 文件大?。?/td> | 335K |
| 代理商： | SAF-C505-2RM |
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Semiconductor Group
8
1997-12-01
C505 / C505C
C505A / C505CA
Table 3
Pin Definitions and Functions
Symbol
Pin Number
I/O
*)
Function
P1.0-P1.7
40-44,1-3
40
41
42
43
44
1
2
3
I/O
Port 1
is an 8-bit quasi-bidirectional port with internal pull-up ar-
rangement. Port 1 pins can be used for digital input/output
or as analog inputs of the A/D converter. Port 1 pins that
have 1’s written to them are pulled high by internal pull-up
transistors and in that state can be used as inputs. As in-
puts, port 1 pins being externally pulled low will source cur-
rent (
I
IL
, in the DC characteristics) because of the internal
pullup transistors. Port 1 pins are assigned to be used as
analog inputs via the register P1ANA.
As secondary digital functions, port 1 contains the interrupt,
timer, clock, capture and compare pins. The output latch
corresponding to a secondary function must be pro-
grammed to a one (1) for that function to operate (except for
compare functions). The secondary functions are assigned
to the pins of port 1 as follows:
P1.0 / AN0 / INT3 / CC0
Analog input channel 0
interrupt 3 input /
capture/compare channel 0 I/O
P1.1 / AN1 / INT4 / CC1 Analog input channel 1/
interrupt 4 input /
capture/compare channel 1 I/O
Analog input channel 2 /
interrupt 5 input /
capture/compare channel 2 I/O
P1.2 / AN2 / INT5 / CC2
P1.3 / AN3 / INT6 / CC3 Analog input channel 3
interrupt 6 input /
capture/compare channel 4 I/O
Analog input channel 4
Analog input channel 5 / Timer 2
external reload / trigger input
Analog input channel 6 /
system clock output
Analog input channel 7 /
counter 2 input
P1.4 / AN4
P1.5 / AN5 / T2EX
P1.6 / AN6 / CLKOUT
P1.7 / AN7 / T2
Port 1 is used for the low-order address byte during program
verification of the C505-2R and C505C-2R.
*) I = Input
O= Output
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| SAB-C505-2RM | 8-Bit CMOS Microcontroller |
| SAB-C513AO | 8-bit CMOS Microcontroller |
| SAF-C513AO | 8-bit CMOS Microcontroller |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| SAF-C505A-4EM | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| SAFC505A4EM-CA | 制造商:Infineon Technologies AG 功能描述:MCU 8-bit C500 8051 CISC 32KB EPROM 5V 44-Pin MQFP Ammo |
| SAF-C505C-2RM | 制造商:INFINEON 制造商全稱:Infineon Technologies AG 功能描述:8-Bit CMOS Microcontroller |
| SAF-C505CA-2RM CA | 功能描述:8位微控制器 -MCU 8-Bit Single Chip Microcontroller RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時(shí)鐘頻率:50 MHz 程序存儲(chǔ)器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT |
| SAF-C505CA-2RM CATR | 制造商:Infineon Technologies AG 功能描述: |
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