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L9803 数据表(PDF) 45 Page - STMicroelectronics

部件名 L9803
功能描述  Super smart power motor driver with 8-Bit MCU, RAM, EEPROM, ADC, WDG, Timers, PWM and H-bridge driver
PDF  126 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

L9803 数据表(HTML) 45 Page - STMicroelectronics

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L9803
On-Chip Peripherals
45/126
Figure 20.
Counter Timing Diagram, internal clock divided by 2
Figure 21.
Counter Timing Diagram, internal clock divided by 4
Figure 22.
Counter Timing Diagram, internal clock divided by 8
Input Capture
In this section, the index, i, may be 1 or 2
The two input capture 16-bit registers (ICR1 and ICR2) are used to latch the value of the
free running counter after a transition detected by the ICAPi pin (see figure 5)
.
ICRi register is a read-only register.
MS Byte
LS Byte
ICRi
ICHRi
ICLRi
CPU CLOCK
FFFD FFFE FFFF 0000
0001
0002
0003
INTERNAL RESET
TIMER CLOCK
COUNTER REGISTER
OVERFLOW FLAG TOF
FFFC
FFFD
0000
0001
CPU CLOCK
INTERNAL RESET
TIMER CLOCK
COUNTER REGISTER
OVERFLOW FLAG TOF
CPU CLOCK
INTERNAL RESET
TIMER CLOCK
COUNTER REGISTER
OVERFLOW FLAG TOF
FFFC
FFFD
0000



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