參數(shù)資料
型號: PIC16F1508-I/SO
廠商: Microchip Technology
文件頁數(shù): 66/123頁
文件大?。?/td> 0K
描述: IC MCU 8BIT 7KB FLASH 20-SOIC
標(biāo)準(zhǔn)包裝: 38
系列: PIC® XLP™ 16F
核心處理器: PIC
芯體尺寸: 8-位
速度: 20MHz
連通性: I²C,LIN,SPI,UART/USART
外圍設(shè)備: 欠壓檢測/復(fù)位,POR,PWM,WDT
輸入/輸出數(shù): 17
程序存儲器容量: 7KB(4K x 14)
程序存儲器類型: 閃存
RAM 容量: 256 x 8
電壓 - 電源 (Vcc/Vdd): 2.3 V ~ 5.5 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 12x10b,D/A 1x5b
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 85°C
封裝/外殼: 20-SOIC(0.295",7.50mm 寬)
包裝: 管件
Micrel, Inc.
KSZ8873MLLJ
September 2011
47
M9999-091911-1.8
PHY1 Register 29 (PHYAD = 0x1, REGAD = 0x1D): Not supported
PHY2 Register 29 (PHYAD = 0x2, REGAD = 0x1D): LinkMD Control/Status
Bit
Name
R/W
Description
Default
Reference
15
Vct_enable
R/W
(SC)
=1, Enable cable diagnostic. After VCT
test has completed, this bit will be self-
cleared.
=0, Indicate cable diagnostic test (if
enabled) has completed and the status
information is valid for read.
0
Reg. 42, bit 4
14-13
Vct_result
RO
=00, Normal condition
=01, Open condition detected in cable
=10, Short condition detected in cable
=11, Cable diagnostic test has failed
00
Reg 42, bit[6:5]
12
Vct 10M Short
RO
=1, Less than 10 meter short
0
Reg. 42, bit 7
11-9
Reserved
RO
Reserved
000
8-0
Vct_fault_count
RO
Distance to the fault.
It’s approximately
0.4m*vct_fault_count[8:0]
{0, (0x00)}
{(Reg. 42, bit 0),
(Reg. 43, bit[7:0])}
PHY1 Register 31 (PHYAD = 0x1, REGAD = 0x1F): PHY Special Control/Status
PHY2 Register 31 (PHYAD = 0x2, REGAD = 0x1F): PHY Special Control/Status
Bit
Name
R/W
Description
Default
Reference
15-6
Reserved
RO
Reserved
{(0x00),00}
5
Polrvs
RO
=1, Polarity is reversed
=0, Polarity is not reversed
0
Reg. 31, bit 5
Reg. 47, bit 5
Note: This bit is
only valid for 10BT
4
MDI-X status
RO
=1, MDI-X
=0, MDI
0
Reg. 30, bit 7
Reg. 46, bit 7
3
Force_lnk
R/W
=1, Force link pass
=0, Normal Operation
0
Reg. 26, bit 3
Reg. 42, bit 3
2
Pwrsave
R/W
=0, Enable power saving
=1, Disable power saving
1
Reg. 26, bit 2
Reg. 42, bit 2
1
Remote
Loopback
R/W
=1, Perform Remote loopback, as follows:
Port 1 (reg. 26, bit 1 = ‘1’)
Start: RXP1/RXM1 (port 1)
Loopback: PMD/PMA of port 1’s PHY
End: TXP1/TXM1 (port 1)
Port 2 (reg. 42, bit 1 = ‘1’)
Start: RXP2/RXM2 (port 2)
Loopback: PMD/PMA of port 2’s PHY
End: TXP2/TXM2 (port 2)
=0, Normal Operation
0
Reg. 26, bit 1
Reg. 42, bit 1
0
Reserved
R/W
Reserved
Do not change the default value.
0
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