參數(shù)資料
型號(hào)： PIC16F74T-I/ML
廠商： Microchip Technology
文件頁(yè)數(shù)： 89/104頁(yè)
文件大?。?/td> 0K
描述： IC MCU FLASH 4KX14 A/D 44QFN
標(biāo)準(zhǔn)包裝： 1,600
系列： PIC® 16F
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(cè)/復(fù)位，POR，PWM，WDT
輸入/輸出數(shù)： 33
程序存儲(chǔ)器容量： 7KB（4K x 14）
程序存儲(chǔ)器類型： 閃存
RAM 容量： 192 x 8
電壓 - 電源 (Vcc/Vdd)： 4 V ~ 5.5 V
數(shù)據(jù)轉(zhuǎn)換器： A/D 8x8b
振蕩器型： 外部
工作溫度： -40°C ~ 85°C
封裝/外殼： 44-VQFN 裸露焊盤
包裝： 帶卷 (TR)
Micrel, Inc.
KSZ8851-16MLLJ
March 2010
77
M9999-030210-1.0
Port 1 Status Register (0xF8 – 0xF9): P1SR
This register contains the PHY port status for the chip function.
Bit
Default
R/W
Description
Bit is same as:
15
1
RW
HP_mdix
1 = HP Auto MDI-X mode.
0 = Micrel Auto MDI-X mode.
Bit 5 in P1MBCR
14
0
RO
Reserved
13
0
RO
Polarity Reverse
1 = polarity is reversed.
0 = polarity is not reversed.
12-11
0
RO
Reserved
10
0
RO
Operation Speed
1 = link speed is 100Mbps.
0 = link speed is 10Mbps.
9
0
RO
Operation Duplex
1 = link duplex is full.
0 = link duplex is half.
8
0
RO
Reserved
7
1
RO
MDI-X status
1 = MDI.
0 = MDI-X.
6
0
RO
AN Done
1 = AN done.
0 = AN not done.
Bit 5 in P1MBSR
5
0
RO
Link Good
1= link good.
0 = link not good.
Bit 2 in P1MBSR
4
0
RO
Partner flow control capability
1 = link partner flow control (pause) capable.
0 = link partner not flow control (pause) capable.
Bit 10 in P1ANLPR
3
0
RO
Partner 100BT full-duplex capability
1 = link partner 100BT full-duplex capable.
0 = link partner not 100BT full-duplex capable.
Bit 8 in P1ANLPR
2
0
RO
Partner 100BT half-duplex capability
1 = link partner 100BT half-duplex capable.
0= link partner not 100BT half-duplex capable.
Bit 7 in P1ANLPR
1
0
RO
Partner 10BT full-duplex capability
1= link partner 10BT full-duplex capable.
0 = link partner not 10BT full-duplex capable.
Bit 6 in P1ANLPR
0
RO
Partner 10BT half-duplex capability
1 = link partner 10BT half-duplex capable.
0 = link partner not 10BT half-duplex capable.
Bit 5 in P1ANLPR
0xFA – 0xFF: Reserved
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