參數(shù)資料
型號(hào): PIC16CR77T-I/PT
廠商: Microchip Technology
文件頁數(shù): 16/172頁
文件大?。?/td> 0K
描述: IC PIC MCU 8KX14 44TQFP
標(biāo)準(zhǔn)包裝: 1,200
系列: PIC® 16C
核心處理器: PIC
芯體尺寸: 8-位
速度: 20MHz
連通性: I²C,SPI,UART/USART
外圍設(shè)備: 欠壓檢測/復(fù)位,POR,PWM,WDT
輸入/輸出數(shù): 33
程序存儲(chǔ)器容量: 14KB(8K x 14)
程序存儲(chǔ)器類型: ROM
RAM 容量: 368 x 8
電壓 - 電源 (Vcc/Vdd): 2 V ~ 5.5 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 8x8b
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 85°C
封裝/外殼: 44-TQFP
包裝: 帶卷 (TR)
PIC18F2220/2320/4220/4320
DS39599G-page 110
2007 Microchip Technology Inc.
FIGURE 10-12:
BLOCK DIAGRAM OF RD4:RD0 PINS
TABLE 10-7:
PORTD FUNCTIONS
TABLE 10-8:
SUMMARY OF REGISTERS ASSOCIATED WITH PORTD
Name
Bit#
Buffer Type
Function
RD0/PSP0
bit 0
ST/TTL(1)
Input/output port pin or Parallel Slave Port bit 0.
RD1/PSP1
bit 1
ST/TTL(1)
Input/output port pin or Parallel Slave Port bit 1.
RD2/PSP2
bit 2
ST/TTL(1)
Input/output port pin or Parallel Slave Port bit 2.
RD3/PSP3
bit 3
ST/TTL(1)
Input/output port pin or Parallel Slave Port bit 3.
RD4/PSP4
bit 4
ST/TTL(1)
Input/output port pin or Parallel Slave Port bit 4.
RD5/PSP5/P1B
bit 5
ST/TTL(1)
Input/output port pin, Parallel Slave Port bit 5 or Enhanced PWM output P1B.
RD6/PSP6/P1C
bit 6
ST/TTL(1)
Input/output port pin, Parallel Slave Port bit 6 or Enhanced PWM output P1C.
RD7/PSP7/P1D
bit 7
ST/TTL(1)
Input/output port pin, Parallel Slave Port bit 7 or Enhanced PWM output P1D.
Legend: ST = Schmitt Trigger input, TTL = TTL input
Note 1:
Input buffers are Schmitt Triggers when in I/O mode and TTL buffers when in Parallel Slave Port mode.
Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Value on
POR, BOR
Value on
all other
Resets
PORTD
RD7
RD6
RD5
RD4
RD3
RD2
RD1
RD0
xxxx xxxx
uuuu uuuu
LATD
LATD Data Latch Register
xxxx xxxx
uuuu uuuu
TRISD
PORTD Data Direction Register
1111 1111
TRISE
IBF
OBF
IBOV
PSPMODE
PORTE Data Direction bits
0000 -111
CCP1CON
P1M1
P1M0
DC1B1
DC1B0
CCP1M3 CCP1M2 CCP1M1 CCP1M0
0000 0000
Legend:
x = unknown, u = unchanged, - = unimplemented, read as ‘0’. Shaded cells are not used by PORTD.
Data Bus
WR LATD
WR TRISD
Data Latch
TRIS Latch
RD TRISD
I/O pin(1)
Q
D
CK
Q
D
CK
EN
QD
EN
RD LATD
or PORTD
0
1
Q
0
1
P
N
VDD
VSS
0
1
RD PORTD
PSP Write
PSP Read
Note 1:
I/O pins have diode protection to VDD and VSS.
TTL Buffer
Schmitt Trigger
Input Buffer
PORTD/CCP1 Select
PSPMODE
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