- 38 - 6.2 Low Pin Count Interface Block Table 6-7 Low Pin Count Interface Register Define LOW PIN COUNT INTERFACE(LPC) &am" />
參數(shù)資料
型號(hào): W83L951DG
廠商: Nuvoton Technology Corporation of America
文件頁(yè)數(shù): 50/112頁(yè)
文件大?。?/td> 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
- 38 -
6.2
Low Pin Count Interface Block
Table 6-7 Low Pin Count Interface Register Define
LOW PIN COUNT INTERFACE(LPC) & SERIAL IRQ & DATA BUFFER BLOCK(10)
INTA
DDR
NAME
7
6
5
4
3
2
1
0
91
KBCCON
Reserved
P92EN
HKBEN
HGAEN
GA20SET
GA20CLR
92
LPCCON
DBB1En
DBB0En
SIRQ11EN
SIRQ10EN
SIRQ01EN
SIRQ00EN
SIRQ1GEN
SIRQ0GEN
93
DBB0STS
UDF[3:0]
CD0
UDF
IBF0
OBF0
94
DBB0
Data Buffer 0 [7:0]
95
DBB0ADDH
Data Buffer 0 Address High Byte
96
DBB0ADDL
Data Buffer 0 Address Low Byte
97
SIRQ0
OBF01 SIRQ Number
OBF00 SIRQ Number
99
DBB1STS
UDF[3:0]
CD1
UDF
IBF1
OBF1
9A
DBB1
Data Buffer 1 [7:0]
9B
DBB1ADDH
Data Buffer 1 Address High Byte
9C
DBB1ADDL
Data Buffer 1 Address Low Byte
9D
SIRQ1
OBF11 SIRQ Number
OBF10 SIRQ Number
Gray: Only with System Reset to initial.
6.2.1
Register Description
6.2.1.1
DBB0 Status Register (DBB0STS) (Default Value: 0000_?0?0)
Bit7~4: User Define Flag
Bit3: Indicate IDBB0 Command/Data (By LRESET_N Pin to reset)
1: Command, 0: Data.
Bit2: User Define Flag
Bit1: Input Buffer Full Flag (By LRESET_N Pin to reset)
1: Full, 0: Empty
Bit0: Output Buffer Full Flag
1: Full, 0: Empty
6.2.1.2
Data Bus Buffer 0 Register (DBB0) (Default Value: 0000_0000)
Write data to output buffer, and read data from input buffer.
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