Publication Release Date: August 2006 - 21 - Revision 1.0 5.8 GPIO4 Part General Purpose I/O Function Change " />
參數(shù)資料
型號(hào): W83L951DG
廠商: Nuvoton Technology Corporation of America
文件頁數(shù): 31/112頁
文件大小: 0K
描述: IC EMBEDDED CNTRLR 128-LQFP
標(biāo)準(zhǔn)包裝: 90
系列: W83
核心處理器: 8051
芯體尺寸: 8-位
速度: 24MHz
連通性: 主機(jī)接口,PS/2,SMBus,UART/USART
外圍設(shè)備: PWM,WDT
輸入/輸出數(shù): 104
程序存儲(chǔ)器容量: 64KB(64K x 8)
程序存儲(chǔ)器類型: 閃存
RAM 容量: 2K x 8
電壓 - 電源 (Vcc/Vdd): 3 V ~ 3.6 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 8x10b; D/A 2x8b
振蕩器型: 外部
工作溫度: 0°C ~ 70°C
封裝/外殼: 128-LQFP
包裝: 托盤
W83L951DG/W83L951FG
Publication Release Date: August 2006
- 21 -
Revision 1.0
5.8
GPIO4 Part
General Purpose I/O Function
Change the value of GPIO 4 data register (GPIO4) and GPIO 4 direction register (GPIOD4) to
determine 8 input/output.
Universal Asynchronous Serial I/O Function
Change the value of chip control 1 register bit 3 (UART Function Enable) to enable Universal
Asynchronous Serial I/O Function.
Hardware Keyboard Reset Function
Change the value of keyboard control register bit4 (Port 92 Enable) and bit3 (Hardware Keyboard
Reset Control Enable) to enable Hardware Keyboard Reset Function.
Hardware Gate A20 Function
Change the value of keyboard control register bit4 (Port 92 Enable) and bit2 (Hardware Gate A20
Control Enable) to enable Hardware Gate A20 Function.
Table 5-9 GPIO4 pin configuration table
SYMBOL
PIN
I/O
FUNCTION
GP47
61
I/O16tsh
General Purpose I/O Function
GP46
CLKRUN#
62
I/O16tsh
General Purpose I/O Function
Advance LPC function: It is used to request starting the clock
GP45
GATE_A20
63
I/O16tsh
General Purpose I/O Function
Gate A20 output
GP44
KBRST#
64
I/O16tsh
General Purpose I/O Function
CPU reset output
GP43
TXD
65
I/O16tsh
General Purpose I/O Function
UART TX output
GP42
RXD
66
I/O16tsh
General Purpose I/O Function
UART RX Input
GP41
FAN_TACH1
67
I/O16tsh
General Purpose I/O Function
Fan tachometer 1
GP40
FAN_TACH0
68
I/O16tsh
General Purpose I/O Function
Fan tachometer 0
相關(guān)PDF資料
PDF描述
X90100M8IZT1 IC DIGITAL CAPACITOR NV 8-MSOP
X9015WS8T1 IC XDCP SGL 32-TAP 10K 8-SOIC
X9110TV14I-2.7 IC XDCP SGL 1024TAP 100K 14TSSOP
X9111TV14I-2.7T1 IC XDCP SGL 1024TAP 100K 14TSSOP
X9116WS8T2 IC XDCP 16-TAP 10K CMOS 8-SOIC
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
W83L951FG 制造商:WINBOND 制造商全稱:Winbond 功能描述:Mobile Keyboard and Embedded Controller
W84032K05M010 制造商:Woodhead Molex 功能描述:
W8413G38FT 制造商:Dynatech 功能描述:28v
W8-413G38FT 制造商:Dynatech 功能描述:28v
W84601 制造商:Performance Tool 功能描述:16 Blade Mini Feeler Gauge 制造商:PERFORMANCE TOOLS 功能描述:MINI FEELER GAUGE