參數(shù)資料
型號: SAF-C513AO
廠商: INFINEON TECHNOLOGIES AG
元件分類: 8位微控制器
英文描述: 8-bit CMOS Microcontroller
中文描述: 8位CMOS微控制器
文件頁數(shù): 29/59頁
文件大小: 1634K
代理商: SAF-C513AO
C513AO
Data Sheet
27
02.00
Figure 14
Block Diagram of Baudrate Generation for the Serial Interface
Table 7
lists the values/formulas for the baudrate calculation of the serial interface with its
dependencies on the control bits SMOD (in SFR PCON), TCLK and RCLK (both in SFR T2CON).
Table 7
Serial Interface - Baudrate Dependencies
Serial Interface
Operating Modes
Control Bits
Baudrate Calculation
SMOD
TCLK/RCLK
Mode 0 (Shift Register)
f
OSC
/12
Determined by timer 1 overflow rate:
(2
SMOD
×
timer 1 overflow rate)/32
Determined by timer 2 overflow rate:
Timer 2 overflow rate/16
f
OSC
/64
f
OSC
/32
Mode 1 (8-bit UART)
Mode 3 (9-bit UART)
X
0
1
Mode 2 (9-bit UART)
0
1
MCS04017
SCON.7/
SCON.6
(SM0/
SM1)
Mode 1
Mode 3
Mode 2
Mode 0
÷ 6
f
OSC
/2
Timer 1 Overflow
Only one mode
can be selected
PCON.7
(SMOD)
÷ 2
Baudrate
Clock
0
1
Note: The switch configuration shows the reset state
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