參數(shù)資料
型號: PIC16C662T-20/PQ
廠商: Microchip Technology
文件頁數(shù): 121/125頁
文件大?。?/td> 0K
描述: IC MCU OTP 4KX14 COMP 44-MQFP
標準包裝: 900
系列: PIC® 16C
核心處理器: PIC
芯體尺寸: 8-位
速度: 20MHz
外圍設備: 欠壓檢測/復位,LED,POR,WDT
輸入/輸出數(shù): 33
程序存儲器容量: 7KB(4K x 14)
程序存儲器類型: OTP
RAM 容量: 176 x 8
電壓 - 電源 (Vcc/Vdd): 4 V ~ 6 V
振蕩器型: 外部
工作溫度: 0°C ~ 70°C
封裝/外殼: 44-QFP
包裝: 帶卷 (TR)
Micrel, Inc.
KSZ8862-16/32MQL
April 2007
95
M9999-040407-3.0
Bank 49 Port 1 PHY Special Control/Status, LinkMD
(0x00): P1SCSLMD
Bit
Default
R/W
Description
Bit is same as:
15
0
RO
Reserved
14-13
0x0
RO
Reserved
12
0
RW
Reserved
11
0
RW
Force_lnk
Force link.
1 = force link pass.
0 = normal operation.
Bank 47 0x02 bit 3
10
1
RW
pwrsave
Power-saving.
1 = disable power saving.
0 = enable power saving.
Bank 47 0x02 bit 2
9
0
RW
Remote (Near-End) Loopback (rlb)
1 = perform remote loopback at Port 1's PHY (RXP1/RXM1 ->
TXP1/TXM1, see Figure 15)
0 = normal operation
Bank 47 0x02 bit 1
8-0
0x000
RO
Reserved
Bank 49 Port 1 Control Register 4 (0x02): P1CR4
This register contains the global per port control for the switch function.
Bit
Default
R/W
Description
Bit is same as:
15
0
RW
LED Off
1 = Turn off all of the port 1 LEDs (P1LED3, P1LED2, P1LED1,
P1LED0). These pins are driven high if this bit is set to one.
0 = normal operation.
Bank 45 0x00 bit 0
14
0
RW
Txids
1 = disable the port’s transmitter.
0 = normal operation.
Bank 45 0x00 bit1
13
0
RW
Restart AN (Note 1)
1 = restart auto-negotiation.
0 = normal operation.
Bank 45 0x00 bit 9
12
0
RW
Disable Far-End-Fault
1 = disable far-end-fault detection and pattern transmission.
0 = enable far end fault detection and pattern transmission.
Bank 45 0x00 bit 2
11
0
RW
Power Down
1 = power down.
0 = normal operation.
Bank 45 0x00 bit 11
10
0
RW
Disable auto MDI/MDI-X
1 = disable auto MDI/MDI-X function.
0 = enable auto MDI/MDI-X function.
Bank 45 0x00 bit 3
9
0
RW
Force MDI-X
1= if auto MDI/MDI-X is disabled, force PHY into MDI-X mode.
0 = do not force PHY into MDI-X mode.
Bank 45 0x00 bit 4
8
0
RW
Far-End Loopback
1 = perform loopback, as indicated:
Start: RXP2/RXM2 (port 2).
Loopback: PMD/PMA of port 1’s PHY.
End: TXP2/TXM2 (port 2).
0 = normal operation.
Bank 45 0x00 bit 14
7
1
RW
Auto Negotiation Enable (Note 1)
Bank 45 0x00 bit 12
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