参数资料
| 型号： | PIC16F54-I/SO |
| 厂商： | Microchip Technology |
| 文件页数： | 11/88页 |
| 文件大小： | 0K |
| 描述： | IC MCU FLASH 512X12 18SOIC |
| 产品培训模块： | Asynchronous Stimulus 8-bit PIC® Microcontroller Portfolio |
| 标准包装： | 42 |
| 系列： | PIC® 16F |
| 核心处理器： | PIC |
| 芯体尺寸： | 8-位 |
| 速度： | 20MHz |
| 外围设备： | POR，WDT |
| 输入/输出数： | 12 |
| 程序存储器容量： | 768B（512 x 12） |
| 程序存储器类型： | 闪存 |
| RAM 容量： | 25 x 8 |
| 电压 - 电源 (Vcc/Vdd)： | 2 V ~ 5.5 V |
| 振荡器型： | 外部 |
| 工作温度： | -40°C ~ 85°C |
| 封装/外壳： | 18-SOIC（0.295"，7.50mm 宽） |
| 包装： | 管件 |
| 产品目录页面： | 638 (CN2011-ZH PDF) |
| 配用： | XLT18SO-1-ND - SOCKET TRANSITION 18SOIC 300MIL AC164002-ND - MODULE SKT PROMATEII 18/28SOIC |
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2007 Microchip Technology Inc.
DS41213D-page 17
PIC16F5X
3.3
STATUS Register
This register contains the arithmetic status of the ALU,
the Reset status and the page preselect bits for
program memories larger than 512 words.
The STATUS register can be the destination for any
instruction, as with any other register. If the STATUS
register is the destination for an instruction that affects
the Z, DC or C bits, then the write to these three bits is
disabled. These bits are set or cleared according to the
device logic. Furthermore, the TO and PD bits are not
writable. Therefore, the result of an instruction with the
STATUS register as destination may be different than
intended.
For example, CLRF STATUS will clear the upper three
bits and set the Z bit. This leaves the STATUS register
as 000u u1uu (where u = unchanged).
Therefore, it is recommended that only BCF, BSF,
MOVWF
and SWAPF instructions be used to alter the
STATUS register because these instructions do not
affect the Z, DC or C bits from the STATUS register. For
other instructions which do affect Status bits, see
REGISTER 3-1:
STATUS REGISTER (ADDRESS: 03h)
R/W-0
R-1
R/W-x
PA2
PA1
PA0
TO
PD
ZDC
C
bit 7
bit 0
bit 7
PA2: Reserved, do not use
Use of the PA2 bit as a general purpose read/write bit is not recommended, since this may affect upward
compatibility with future products.
bit 6-5
PA<1:0>: Program Page Preselect bits (PIC16F57/PIC16F59)
00
= Page 0 (000h-1FFh)
01
= Page 1 (200h-3FFh)
10
= Page 2 (400h-5FFh)
11
= Page 3 (600h-7FFh)
Each page is 512 words. Using the PA<1:0> bits as general purpose read/write bits in devices which do
not use them for program page preselect is not recommended. This may affect upward compatibility with
future products.
bit 4
TO: Time-Out bit
1
= After power-up, CLRWDT instruction or SLEEP instruction
0
= A WDT time-out occurred
bit 3
PD: Power-Down bit
1
= After power-up or by the CLRWDT instruction
0
= By execution of the SLEEP instruction
bit 2
Z: Zero bit
1
= The result of an arithmetic or logic operation is zero
0
= The result of an arithmetic or logic operation is not zero
bit 1
DC: Digit Carry/Borrow bit (for ADDWF and SUBWF instructions)
ADDWF
1
= A carry to the 4th low order bit of the result occurred
0
= A carry from the 4th low order bit of the result did not occur
SUBWF
1
= A borrow to the 4th low order bit of the result did not occur
0
= A borrow from the 4th low order bit of the result occurred
bit 0
C: Carry/Borrow bit (for ADDWF, SUBWF and RRF, RLF instructions)
ADDWF
SUBWF
RRF or RLF
1
= A carry occurred
1
= A borrow did not occur
Loaded with LSb or MSb, respectively
0
= A carry did not occur
0
= A borrow occurred
Legend:
R = Readable bit
W = Writable bit
U = Unimplemented bit, read as ‘0’
- n = Value at POR
‘1’ = Bit is set
‘0’ = Bit is cleared
x = Bit is unknown
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相关代理商/技术参数 |
参数描述 |
|---|---|
| PIC16F54T-E/SO | 功能描述:8位微控制器 -MCU .77KB 25 RAM 12 I/O Ext Temp SOIC18 RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT |
| PIC16F54T-E/SS | 功能描述:8位微控制器 -MCU .77KB 25 RAM 12 I/O Ext Temp SSOP20 RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT |
| PIC16F54T-I/ML | 制造商:Microchip Technology Inc 功能描述:28 PIN, .77KB STD FLASH, 25 RA - Tape and Reel |
| PIC16F54T-I/SO | 功能描述:8位微控制器 -MCU .77KB 25 RAM 12 I/O Ind Temp SOIC18 RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT |
| PIC16F54T-I/SO034 | 制造商:Microchip Technology Inc 功能描述: |
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