参数资料
型号: PIC16F74T-I/L
厂商: Microchip Technology
文件页数: 84/104页
文件大小: 0K
描述: IC MCU FLASH 4KX14 A/D 44PLCC
产品培训模块: Asynchronous Stimulus
标准包装: 500
系列: PIC® 16F
核心处理器: PIC
芯体尺寸: 8-位
速度: 20MHz
连通性: I²C,SPI,UART/USART
外围设备: 欠压检测/复位,POR,PWM,WDT
输入/输出数: 33
程序存储器容量: 7KB(4K x 14)
程序存储器类型: 闪存
RAM 容量: 192 x 8
电压 - 电源 (Vcc/Vdd): 4 V ~ 5.5 V
数据转换器: A/D 8x8b
振荡器型: 外部
工作温度: -40°C ~ 85°C
封装/外壳: 44-LCC(J 形引线)
包装: 带卷 (TR)
Micrel, Inc.
KSZ8851-16MLLJ
March 2010
72
M9999-030210-1.0
PHY 1 MII-Register Basic Status Register (0xE6 – 0xE7): P1MBSR
This register contains the MII register status for the chip function.
Bit
Default
R/W
Description
Bit is same as:
15
0
RO
T4 Capable
1 = 100 BASE-T4 capable.
0 = not 100 BASE-T4 capable.
14
1
RO
100 Full Capable
1 = 100BASE-TX full-duplex capable.
0 = not 100BASE-TX full duplex.capable.
13
1
RO
100 Half Capable
1= 100BASE-TX half-duplex capable.
0= not 100BASE-TX half-duplex capable.
12
1
RO
10 Full Capable
1 = 10BASE-T full-duplex capable.
0 = not 10BASE-T full-duplex capable.
11
1
RO
10 Half Capable
1 = 10BASE-T half-duplex capable.
0 = not 10BASE-T half-duplex capable.
10-7
0x0
RO
Reserved.
6
0
RO
Preamble suppressed
Not supported.
5
0
RO
AN Complete
1 = auto-negotiation complete.
0 = auto-negotiation not completed.
Bit 6 in P1SR
4
0
RO
Reserved
3
1
RO
AN Capable
1 = auto-negotiation capable.
0 = not auto-negotiation capable.
2
0
RO
Link Status
1 = link is up; 0 = link is down.
Bit 5 in P1SR
1
0
RO
Jabber test
Not supported.
0
RO
Extended Capable
1 = extended register capable.
0 = not extended register capable.
PHY 1 PHY ID Low Register (0xE8 – 0xE9): PHY1ILR
This register contains the PHY ID (low) for the chip.
Bit
Default
R/W
Description
15-0
0x1430
RO
PHYID Low
Low order PHYID bits.
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