参数资料
型号: PIC16F526T-I/MG
厂商: Microchip Technology
文件页数: 74/122页
文件大小: 0K
描述: MCU PIC 1.5K FLASH 3X3 16QFN
标准包装: 3,300
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: 16-VFQFN 裸露焊盘
包装: 带卷 (TR)
2009 Microchip Technology Inc.
DS39689F-page 55
PIC18F2221/2321/4221/4321 FAMILY
TABLE 5-4:
INITIALIZATION CONDITIONS FOR ALL REGISTERS
Register
Applicable Devices
Power-on Reset,
Brown-out Reset
MCLR Resets,
WDT Reset,
RESET Instruction,
Stack Resets
Wake-up via WDT
or Interrupt
TOSU
2221 2321 4221 4321
---0 0000
---0 uuuu(3)
TOSH
2221 2321 4221 4321
0000 0000
uuuu uuuu(3)
TOSL
2221 2321 4221 4321
0000 0000
uuuu uuuu(3)
STKPTR
2221 2321 4221 4321
00-0 0000
uu-0 0000
uu-u uuuu(3)
PCLATU
2221 2321 4221 4321
--00 0000
--uu uuuu
PCLATH
2221 2321 4221 4321
0000 0000
uuuu uuuu
PCL
2221 2321 4221 4321
0000 0000
PC + 2(2)
TBLPTRU
2221 2321 4221 4321
--00 0000
--uu uuuu
TBLPTRH
2221 2321 4221 4321
0000 0000
uuuu uuuu
TBLPTRL
2221 2321 4221 4321
0000 0000
uuuu uuuu
TABLAT
2221 2321 4221 4321
0000 0000
uuuu uuuu
PRODH
2221 2321 4221 4321
xxxx xxxx
uuuu uuuu
PRODL
2221 2321 4221 4321
xxxx xxxx
uuuu uuuu
INTCON
2221 2321 4221 4321
0000 000x
0000 000u
uuuu uuuu(1)
INTCON2
2221 2321 4221 4321
1111 -1-1
uuuu -u-u(1)
INTCON3
2221 2321 4221 4321
11-0 0-00
uu-u u-uu(1)
INDF0
2221 2321 4221 4321
N/A
POSTINC0
2221 2321 4221 4321
N/A
POSTDEC0
2221 2321 4221 4321
N/A
PREINC0
2221 2321 4221 4321
N/A
PLUSW0
2221 2321 4221 4321
N/A
FSR0H
2221 2321 4221 4321
---- 0000
---- uuuu
FSR0L
2221 2321 4221 4321
xxxx xxxx
uuuu uuuu
WREG
2221 2321 4221 4321
xxxx xxxx
uuuu uuuu
INDF1
2221 2321 4221 4321
N/A
POSTINC1
2221 2321 4221 4321
N/A
POSTDEC1
2221 2321 4221 4321
N/A
PREINC1
2221 2321 4221 4321
N/A
PLUSW1
2221 2321 4221 4321
N/A
Legend: u = unchanged, x = unknown, - = unimplemented bit, read as ‘0’, q = value depends on condition.
Shaded cells indicate conditions do not apply for the designated device.
Note 1:
One or more bits in the INTCONx or PIRx registers will be affected (to cause wake-up).
2:
When the wake-up is due to an interrupt and the GIEL or GIEH bit is set, the PC is loaded with the interrupt
vector (0008h or 0018h).
3:
When the wake-up is due to an interrupt and the GIEL or GIEH bit is set, the TOSU, TOSH and TOSL are
updated with the current value of the PC. The STKPTR is modified to point to the next location in the
hardware stack.
4:
See Table 5-3 for Reset value for specific condition.
5:
Bits 6 and 7 of PORTA, LATA and TRISA are enabled, depending on the oscillator mode selected. When
not enabled as PORTA pins, they are disabled and read ‘0’.
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