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参数资料
| 型号： | PIC16F526T-I/SL |
| 厂商： | Microchip Technology |
| 文件页数： | 12/122页 |
| 文件大小： | 0K |
| 描述： | IC PIC MCU FLASH 1KX12 14SOIC |
| 标准包装： | 2,600 |
| 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： | 11 |
| 程序存储器容量： | 1.5KB（1K x 12） |
| 程序存储器类型： | 闪存 |
| RAM 容量： | 67 x 8 |
| 电压 - 电源 (Vcc/Vdd)： | 2 V ~ 5.5 V |
| 数据转换器： | A/D 3x8b |
| 振荡器型： | 内部 |
| 工作温度： | -40°C ~ 85°C |
| 封装/外壳： | 14-SOIC（0.154"，3.90mm 宽） |
| 包装： | 带卷 (TR) |
| 配用： | ICE2000-ND - EMULATOR MPLAB-ICE 2000 POD |
| 其它名称： | PIC16F526T-I/SLTR |
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2009 Microchip Technology Inc.
DS39689F-page 109
PIC18F2221/2321/4221/4321 FAMILY
10.6
INTx Pin Interrupts
External interrupts on the RB0/INT0, RB1/INT1 and
RB2/INT2 pins are edge-triggered. If the corresponding
INTEDGx bit in the INTCON2 register is set (= 1), the
interrupt is triggered by a rising edge; if the bit is clear,
the trigger is on the falling edge. When a valid edge
appears on the RBx/INTx pin, the corresponding flag
bit, INTxF, is set. This interrupt can be disabled by
clearing the corresponding enable bit, INTxE. Flag bit,
INTxF, must be cleared in software in the Interrupt
Service Routine before re-enabling the interrupt.
All external interrupts (INT0, INT1 and INT2) can wake-
up the processor from Idle or Sleep modes if bit INTxE
was set prior to going into those modes. If the Global
Interrupt Enable bit, GIE, is set, the processor will
branch to the interrupt vector following wake-up.
Interrupt priority for INT1 and INT2 is determined by
the value contained in the interrupt priority bits,
INT1IP (INTCON3<6>) and INT2IP (INTCON3<7>).
There is no priority bit associated with INT0. It is
always a high-priority interrupt source.
10.7
TMR0 Interrupt
In 8-bit mode (which is the default), an overflow in the
TMR0 register (FFh
→ 00h) will set flag bit, TMR0IF. In
16-bit mode, an overflow in the TMR0H:TMR0L
register pair (FFFFh
→ 0000h) will set TMR0IF. The
interrupt can be enabled/disabled by setting/clearing
enable bit, TMR0IE (INTCON<5>). Interrupt priority for
Timer0 is determined by the value contained in the
interrupt priority bit, TMR0IP (INTCON2<2>). See
Section 12.0 “Timer0 Module” for further details on
the Timer0 module.
10.8
PORTB Interrupt-on-Change
An input change on PORTB<7:4> sets flag bit, RBIF
(INTCON<0>). The interrupt can be enabled/disabled
by setting/clearing enable bit, RBIE (INTCON<3>).
Interrupt priority for PORTB interrupt-on-change is
determined by the value contained in the interrupt
priority bit, RBIP (INTCON2<0>).
10.9
Context Saving During Interrupts
During interrupts, the return PC address is saved on
the stack. Additionally, the WREG, STATUS and BSR
registers are saved on the fast return stack. If a fast
return from interrupt is not used (see Section 6.3
“Data Memory Organization”), the user may need to
save the WREG, STATUS and BSR registers on entry
to the Interrupt Service Routine. Depending on the
user’s application, other registers may also need to be
saved. Example 10-1 saves and restores the WREG,
STATUS and BSR registers during an Interrupt Service
Routine.
EXAMPLE 10-1:
SAVING STATUS, WREG AND BSR REGISTERS IN RAM
MOVWF
W_TEMP
; W_TEMP is in virtual bank
MOVFF
STATUS, STATUS_TEMP
; STATUS_TEMP located anywhere
MOVFF
BSR, BSR_TEMP
; BSR_TMEP located anywhere
;
; USER ISR CODE
;
MOVFF
BSR_TEMP, BSR
; Restore BSR
MOVF
W_TEMP, W
; Restore WREG
MOVFF
STATUS_TEMP, STATUS
; Restore STATUS
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| PIC16F527-E/ML | 制造商:Microchip Technology Inc 功能描述:IC MCU 8BIT 1.5KB FLASH 20QFN |
| PIC16F527-E/P | 制造商:Microchip Technology 功能描述:MCU 8-bit PIC16 PIC RISC 1.5KB Flash 2.5V/3.3V/5V 20-Pin PDIP Tube 制造商:Microchip Technology Inc 功能描述:1.5KB FLASH PROGRAM, 64B FLASH DATA, 8MHZ INTERNAL OSCILLATO - Rail/Tube 制造商:Microchip Technology Inc 功能描述:IC MCU 8BIT 1.5KB FLASH 20PDIP 制造商:Microchip Technology Inc 功能描述:8-bit Microcontrollers - MCU 8MHz Oscillator, 8b ADC 2x Comp, 2x Amps |
| PIC16F527-E/SO | 制造商:Microchip Technology Inc 功能描述:1.5KB FLASH PROGRAM, 64B FLASH DATA, 8MHZ INTERNAL OSCILLATO - Rail/Tube 制造商:Microchip Technology Inc 功能描述:IC MCU 8BIT 1.5KB FLASH 20SOIC |
| PIC16F527-I/ML | 功能描述:8位微控制器 -MCU 8MHz Oscillator, 8b ADC 2x Comp, 2x Amps 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 |
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