參數(shù)資料
型號： PIC16C662T-20/L
廠商： Microchip Technology
文件頁數(shù)： 71/125頁
文件大?。?/td> 0K
描述： IC MCU OTP 4KX14 COMP 44PLCC
標準包裝： 500
系列： PIC® 16C
核心處理器： PIC
芯體尺寸： 8-位
速度： 20MHz
外圍設(shè)備： 欠壓檢測/復(fù)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-LCC（J 形引線）
包裝： 帶卷 (TR)
配用： 309-1040-ND - ADAPTER 44-PLCC ZIF TO 40-DIP
309-1039-ND - ADAPTER 44-PLCC TO 40-DIP
Micrel, Inc.
KSZ8862-16/32MQL
April 2007
5
M9999-040407-3.0
Aging...............................................................................................................................................................................29
Forwarding ......................................................................................................................................................................30
Switching Engine ............................................................................................................................................................32
MAC Operation ...............................................................................................................................................................32
Inter Packet Gap (IPG) ...................................................................................................................................................32
Back-Off Algorithm..........................................................................................................................................................32
Late Collision ..................................................................................................................................................................32
Legal Packet Size ...........................................................................................................................................................32
Flow Control....................................................................................................................................................................32
Half-Duplex Backpressure ..............................................................................................................................................32
Broadcast Storm Protection............................................................................................................................................33
Clock Generator..............................................................................................................................................................33
Bus Interface Unit (BIU)....................................................................................................................................................33
Asynchronous Interface ..................................................................................................................................................35
Synchronous Interface....................................................................................................................................................36
Summary.........................................................................................................................................................................36
BIU Implementation Principles........................................................................................................................................37
Queue Management Unit (QMU) ......................................................................................................................................38
Transmit Queue (TXQ) Frame Format ...........................................................................................................................38
Receive Queue (RXQ) Frame Format............................................................................................................................39
Advanced Switch Functions ............................................................................................................................................41
Spanning Tree Support...................................................................................................................................................41
IGMP Support .................................................................................................................................................................42
“IGMP” Snooping ........................................................................................................................................................42
“Multicast Address Insertion” in the Static MAC Table ...............................................................................................42
IPv6 MLD Snooping........................................................................................................................................................42
Port Mirroring Support ....................................................................................................................................................42
IEEE 802.1Q VLAN Support...........................................................................................................................................43
QoS Priority Support.......................................................................................................................................................43
Port-Based Priority..........................................................................................................................................................43
802.1p-Based Priority .....................................................................................................................................................43
DiffServ-Based Priority ...................................................................................................................................................44
Rate Limiting Support .....................................................................................................................................................44
MAC Filtering Function ...................................................................................................................................................45
Configuration Interface ...................................................................................................................................................45
EEPROM Interface .........................................................................................................................................................45
Loopback Support...........................................................................................................................................................46
Far-end Loopback ......................................................................................................................................................46
Near-end (Remote) Loopback ....................................................................................................................................46
CPU Interface I/O Registers .............................................................................................................................................48
I/O Registers ...................................................................................................................................................................48
Internal I/O Space Mapping ............................................................................................................................................49
Register Map: Switch and MAC/PHY...............................................................................................................................57
Bit Type Definition...........................................................................................................................................................57
Bank 0-63 Bank Select Register (0x0E): BSR (same location in all Banks) ..................................................................57
Bank 0 Base Address Register (0x00): BAR ..................................................................................................................57
Bank 0 QMU RX Flow Control High Watermark Configuration Register (0x04): QRFCR..............................................57
Bank 0 Bus Error Status Register (0x06): BESR............................................................................................................58
Bank 0 Bus Burst Length Register (0x08): BBLR...........................................................................................................58
Bank 1 Reserved ............................................................................................................................................................58
Bank 2 Host MAC Address Register Low (0x00): MARL ...............................................................................................58
Bank 2 Host MAC Address Register Middle (0x02): MARM ..........................................................................................59
Bank 2 Host MAC Address Register High (0x04): MARH ..............................................................................................59
Bank 3 On-Chip Bus Control Register (0x00): OBCR ....................................................................................................59
Bank 3 EEPROM Control Register (0x02): EEPCR .......................................................................................................60
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參數(shù)描述
PIC16C66T-04/SO 功能描述:8位微控制器 -MCU 14KB 368 RAM 22 I/O RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時鐘頻率:50 MHz 程序存儲器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT
PIC16C66T-04E/SO 功能描述:8位微控制器 -MCU 14KB 368 RAM 22 I/O RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時鐘頻率:50 MHz 程序存儲器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT
PIC16C66T-04I/SO 功能描述:8位微控制器 -MCU 14KB 368 RAM 22 I/O RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時鐘頻率:50 MHz 程序存儲器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT
PIC16C66T-10/SO 功能描述:8位微控制器 -MCU 14KB 368 RAM 22 I/O RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時鐘頻率:50 MHz 程序存儲器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT
PIC16C66T-10E/SO 功能描述:8位微控制器 -MCU 14KB 368 RAM 22 I/O RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時鐘頻率:50 MHz 程序存儲器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT
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