參數(shù)資料
型號(hào): PIC16C62B
廠商: Microchip Technology Inc.
英文描述: 28-Pin 8-Bit CMOS Microcontrollers(28引腳,8位CMOS微控制器)
中文描述: 28引腳8位CMOS微控制器(28引腳,8位的CMOS微控制器)
文件頁(yè)數(shù): 60/120頁(yè)
文件大?。?/td> 2122K
代理商: PIC16C62B
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PIC16C62B/72A
DS35008B-page 60
Preliminary
1999 Microchip Technology Inc.
10.8
Time-out Sequence
When a POR reset occurs, the PWRT delay starts (if
enabled). When PWRT ends, the OST counts 1024
oscillator cycles (LP, XT, HS modes only). When OST
completes, the device comes out of reset. The total
time-out will vary based on oscillator configuration and
the status of the PWRT. For example, in RC mode with
the PWRT disabled, there will be no time-out at all.
If MCLR is kept low long enough, the time-outs will
expire. Bringing MCLR high will begin execution imme-
diately. This is useful for testing purposes or to synchro-
nize more than one PIC16CXXX device operating in
parallel.
Status Register
Table 10-5 shows the reset conditions for the STATUS,
PCON and PC registers, while Table 10-6 shows the
reset conditions for all the registers.
10.9
Power Control/Status Register
(PCON)
The BOR bit is unknown on Power-on Reset. If the
Brown-out Reset circuit is used, the BOR bit must be
set by the user and checked on subsequent resets to
see if it was cleared, indicating a Brown-out has
occurred.
POR (Power-on Reset Status bit) is cleared on a
Power-on Reset and unaffected otherwise. The user
PCON Register
TABLE 10-3
TIME-OUT IN VARIOUS SITUATIONS
TABLE 10-4
STATUS BITS AND THEIR SIGNIFICANCE
TABLE 10-5
RESET CONDITION FOR SPECIAL REGISTERS
IRP
RP1
RP0
TO
PD
Z
DC
C
POR
BOR
Oscillator Configuration
Power-up
Brown-out
Wake-up from
SLEEP
PWRTE = 0
72 ms + 1024T
OSC
72 ms
PWRTE = 1
1024T
OSC
XT, HS, LP
RC
72 ms + 1024T
OSC
72 ms
1024T
OSC
POR
BOR
TO
PD
0
x
1
1
Power-on Reset
Illegal, TO is set on POR
Illegal, PD is set on POR
Brown-out Reset
WDT Reset
WDT Wake-up
MCLR Reset during normal operation
MCLR Reset during SLEEP or interrupt wake-up from SLEEP
0
x
0
x
0
x
x
0
1
0
1
1
1
1
0
1
1
1
0
0
1
1
u
u
1
1
1
0
Condition
Program
Counter
STATUS
Register
PCON
Register
Power-on Reset
000h
0001 1xxx
---- --0x
MCLR Reset during normal operation
000h
000u uuuu
---- --uu
MCLR Reset during SLEEP
000h
0001 0uuu
---- --uu
WDT Reset
000h
0000 1uuu
---- --uu
WDT Wake-up
PC + 1
uuu0 0uuu
---- --uu
Brown-out Reset
000h
0001 1uuu
---- --u0
Interrupt wake-up from SLEEP
PC + 1
(1)
uuu1 0uuu
---- --uu
Legend:
u
= unchanged,
x
= unknown,
-
= unimplemented bit read as '0'.
Note 1:
When the wake-up is due to an interrupt and the GIE bit is set, the PC is loaded with the interrupt vector (0004h).
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
PIC16C62B/JW 功能描述:8位微控制器 -MCU 3.5KB 128 RAM 22 I/O 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
PIC16C62B-04/SO 功能描述:8位微控制器 -MCU 3.5KB 128 RAM 22 I/O 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
PIC16C62B-04/SP 功能描述:8位微控制器 -MCU 3.5KB 128 RAM 22 I/O 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
PIC16C62B-04/SP 制造商:Microchip Technology Inc 功能描述:IC 8BIT CMOS MCU 16C62 SDIL28
PIC16C62B-04/SS 功能描述:8位微控制器 -MCU 3.5KB 128 RAM 22 I/O 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