W83977ATF中文资料PDF规格书
W83977ATF规格书详情
GENERAL DESCRIPTION
W83977ATF/ATG is an evolving product from Winbonds most popular I/O chip W83877F --- which integrates the disk drive adapter, serial port (UART), IrDA 1.0 SIR, parallel port, configurable plug-and-play registers for the whole chip --- plus additional powerful features: ACPI, 8042 keyboard controller with PS/2 mouse support, 23 general purpose I/O ports, full 16-bit address decoding, OnNow keyboard wake-up, OnNow mouse wake-up, and OnNow CIR wake-up. In addition, W83977ATF/ATG provides IR functions: IrDA 1.1 (MIR for 1.152M bps or FIR for 4M bps) and TV remote IR (Consumer IR, supporting NEC, RC-5, extended RC-5, and RECS-80 protocols).
FEATURES
General
• Plug & Play 1.0A compatible
• Support 13 IRQs, 4 DMA channels, full 16-bit address decoding
• Capable of ISA Bus IRQ Sharing
• Compliant with Microsoft PC97 Hardware Design Guide
• Support DPM (Device Power Management), ACPI
• Report ACPI status interrupt by SCI signal issued from any of the 13 IQRs pins or GPIO xx
• Programmable configuration settings
• Single 24/48 Mhz clock input
FDC
• Compatible with IBM PC AT disk drive systems
• Variable write pre-compensation with track selectable capability
• Support vertical recording format
• DMA enable logic
• 16-byte data FIFOs
• Support floppy disk drives and tape drives
• Detects all overrun and underrun conditions
• Built-in address mark detection circuit to simplify the read electronics
• FDD anti-virus functions with software write protect and FDD write enable signal (write data signal was forced to be inactive)
• Support up to four 3.5-inch or 5.25-inch floppy disk drives
• Completely compatible with industry standard 82077
• 360K/720K/1.2M/1.44M/2.88M format; 250K, 300K, 500K, 1M, 2M bps data transfer rate
• Support 3-mode FDD, and its Win95 driver
UART
• Two high-speed 16550 compatible UARTs with 16-byte send/receive FIFOs
• MIDI compatible
• Fully programmable serial-interface characteristics:
--- 5, 6, 7 or 8-bit characters
--- Even, odd or no parity bit generation/detection
--- 1, 1.5 or 2 stop bits generation
• Internal diagnostic capabilities:
--- Loop-back controls for communications link fault isolation
--- Break, parity, overrun, framing error simulation
• Programmable baud generator allows division of 1.8461 Mhz and 24 Mhz by 1 to (216-1)
• Maximum baud rate up to 921k bps for 14.769 Mhz and 1.5M bps for 24 Mhz
(Continue ...)
产品属性
- 型号:
W83977ATF
- 制造商:
WINBOND
- 制造商全称:
Winbond
- 功能描述:
WINBOND I/O
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
WINBOND |
QFP128 |
396379 |
集团化配单-有更多数量-免费送样-原包装正品现货-正规 |
询价 | |||
WINBOND |
21+ |
QFP |
35200 |
一级代理分销/放心采购 |
询价 | ||
WINBOND |
QFP128 |
13500 |
16余年资质 绝对原盒原盘 更多数量 |
询价 | |||
WINBOND |
22+ |
QFP |
5000 |
全新原装现货!自家库存! |
询价 | ||
WINBOND/华邦 |
23+ |
QFP |
90000 |
全新原包现货 |
询价 | ||
Winbond |
98+ |
QFP |
668 |
询价 | |||
WINBOND |
23+ |
QFP |
8230 |
全新原装真实库存含13点增值税票! |
询价 | ||
WINBOND |
16+ |
QFP |
2500 |
进口原装现货/价格优势! |
询价 | ||
WINBOND/华邦 |
2021+ |
QFP |
100500 |
一级代理专营品牌!原装正品,优势现货,长期排单到货 |
询价 | ||
WINBOND |
128 |
08+ |
121 |
全新原装 实单必成 |
询价 |