參數(shù)資料
型號： PIC16CR77T-I/PT
廠商： Microchip Technology
文件頁數(shù)： 108/172頁
文件大小： 0K
描述： IC PIC MCU 8KX14 44TQFP
標準包裝： 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/復位，POR，PWM，WDT
輸入/輸出數(shù)： 33
程序存儲器容量： 14KB（8K x 14）
程序存儲器類型： 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)
PIC16CR7X
DS21993C-page 38
2007 Microchip Technology Inc.
REGISTER 4-1:
TRISE: (ADDRESS 89h)
R-0
R/W-0
U-0
R/W-1
IBF
OBF
IBOV
PSPMODE
—
Bit 2
Bit 1
Bit 0
bit 7
bit 0
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
bit 7
Parallel Slave Port Status/Control bits:
IBF: Input Buffer Full Status bit
1
= A word has been received and is waiting to be read by the CPU
0
= No word has been received
bit 6
OBF: Output Buffer Full Status bit
1
= The output buffer still holds a previously written word
0
= The output buffer has been read
bit 5
IBOV: Input Buffer Overflow Detect bit (in Microprocessor mode)
1
= A write occurred when a previously input word has not been read
(must be cleared in software)
0
= No overflow occurred
bit 4
PSPMODE: Parallel Slave Port Mode Select bit
1
= Parallel Slave Port mode
0
= General Purpose I/O mode
bit 3
Unimplemented: Read as ‘0’
bit 2
PORTE Data Direction bits:
Bit 2: Direction Control bit for pin RE2/CS/AN7
1
= Input
0
= Output
bit 1
Bit 1: Direction Control bit for pin RE1/WR/AN6
1
= Input
0
= Output
bit 0
Bit 0: Direction Control bit for pin RE0/RD/AN5
1
= Input
0
= Output
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