参数资料
型号: XR68C92IV-F
厂商: Exar Corporation
文件页数: 7/33页
文件大小: 0K
描述: DUAL CHANNEL UART 44LQFP
标准包装: 160
特点: *
通道数: 2,DUART
FIFO's: 16 字节
电源电压: 2.97 V ~ 5.5 V
带自动流量控制功能:
带CMOS:
安装类型: 表面贴装
封装/外壳: 44-LQFP
供应商设备封装: 44-LQFP(10x10)
包装: 托盘
XR68C92/192
15
Rev. 1.33
INTERNAL REGISTER DESCRIPTIONS
A3 A2 A1 A0
READ Operation
WRITE Operation
0000
Mode Register A (MR0A, MR1A, MR2A)
0001
Status Register A (SRA)
Clock-Select Register A (CSRA)
0010
Reserved
Command Register A (CRA)
0011
Receiver Buffer A (RXA)
Transmitter Buffer A (TXA)
0100
Input Port Change Register (IPCR)
Auxiliary Control Register (ACR)
0101
Interrupt Status Register (ISR)
Interrupt Mask Register (IMR)
0110
Counter/Timer Upper Register (CUR)
C/T Preload value Upper Register (CTPU)
0111
Counter/Timer Lower Register (CLR)
C/T Preload value Lower Register (CTPL)
1000
Mode Register B (MR0B, MR1B, MR2B)
1001
Status Register B (SRB)
Clock-Select Register B (CSRB)
1010
Reserved
Command Register B (CRB)
1011
Receiver Buffer B (RXB)
Transmitter Buffer B (TXB)
1100
Interrupt Vector Register (IVR)
1101
Input Port Register (IPR)
Output Port Configuration Register (OPCR)
1110
Start C/T Command (STCR)
Set Output Port Register (SOPR)
1111
Stop C/T Command (SPCR)
Reset Output Port Register (ROPR)
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