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ST92F124 数据表(PDF) 127 Page - STMicroelectronics |
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ST92F124 数据表(HTML) 127 Page - STMicroelectronics |
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127 / 429 page ![]() 127/429 ST92F124/F150/F250 - RESET AND CLOCK CONTROL UNIT (RCCU) Figure 60. ST92F124/F150/F250 Clock Distribution Diagram CLOCK1 PLL 1/16 x 1/2 DIV2 1/ N MX(1:0) CSU_CKSEL 6/8/10/14 XT_DIV16 DX(2:0) 1/4 CK_128 0 1 0 1 RCCU INTCLK CLOCK2 STIM 1/4 1...256 3-bit Prescaler CPU MFTx 1/3 1...256 TxINA/TxINB (Max INTCLK/3) EFTx 1/N EXTCLKx (Max INTCLK/4) N=2,4,8 Baud Rate Generator 1/N N = 2...(216-1) SCI-M 1...8 Baud Rate Generator 1/N N=2,4,16,32 SCK Master SCK Slave (Max INTCLK/2) SPI LOGIC JBLPD CPUCLK EMBEDDED MEMORY RAM EPROM FLASH E3 TM I2C STD FAST 1/N 1/N N=4,6,8...258 N=6,9,12...387 Fscl ≤100 kHz Fscl ≤ 400 kHz Fscl > 100 kHz 1...8 SCI-A 1...64 P6.5 1/2 1/16 P6.0 1/8 P4.1 1/4 WDG 1...256 CKAF_SEL 01 01 CK_AF ADC 3-bit Prescaler 1...8 1,3,4,13 1...128 1...256 CAN Baud Rate 1...64 Prescaler WDIN CLOCK2/8 P7.0 1/2 9 |
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