參數(shù)資料
型號(hào)： C511-RN
廠商： SIEMENS A G
元件分類： 微控制器/微處理器
英文描述： 8-Bit CMOS Microcontroller
中文描述： 8-BIT, MROM, 12 MHz, MICROCONTROLLER, PQCC44
文件頁(yè)數(shù)： 23/43頁(yè)
文件大?。?/td> 692K
代理商： C511-RN
C511 / C513
Semiconductor Group
23
Serial Interface (USART, not available in the C511/C511A)
The serial port is full duplex and can operate in four modes (one synchronous mode, three
asynchronous modes) as illustrated in
table 9
.
Figure 8
illustrates the block diagram of Baudrate
generation for the serial interface.
Table 9
USART Operating Modes
Figure 8
Block Diagram of Baud Rate Generation for the Serial Interface
Mode
SCON
Baudrate
Description
SM0
SM1
0
0
0
f
OSC
/12
Serial data enters and exits through R
×
D.
T
×
D outputs the shift clock. 8-bit are
transmitted/received (LSB first)
1
0
1
Timer 1/2 overflow rate
8-bit UART
10 bits are transmitted (through T
×
D) or
received (R
×
D)
9-bit UART
11 bits are transmitted (T
×
D) or
received (R
×
D)
9-bit UART
Like mode 2 except the variable
baud rate
2
1
0
f
OSC
/32 or
f
OSC
/64
3
1
1
Timer 1/2 overflow rate
相關(guān)PDF資料
PDF描述
C511A-RN 8-Bit CMOS Microcontroller
C513-1RN 8-Bit CMOS Microcontroller
C513A-2RN 8-Bit CMOS Microcontroller
C513A-LM 8-Bit CMOS Microcontroller
C513A-LN 8-Bit CMOS Microcontroller
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