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ST10F296 数据表(PDF) 111 Page - STMicroelectronics |
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ST10F296 数据表(HTML) 111 Page - STMicroelectronics |
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111 / 346 page  Obsolete Product(s) - Obsolete Product(s) ST10F296E General purpose timer unit 111/346 Figure 24. Block diagram of GPT1 Table 53. GPT1 timer input frequencies, resolution, and periods at 40 MHz fCPU = 40 MHz Timer input selection T2I/T3I/T4I 000b 001b 010b 011b 100b 101b 110b 111b Prescaler factor 8 16 32 64 128 256 512 1024 Input frequency 5 MHz 2.5 MHz 1.25 MHz 625 kHz 312.5 kHz 156.25 kHz 78.125 kHz 39.1 kHz Resolution 200 ns 400 ns 0.8 µs 1.6 µs 3.2 µs 6.4 µs 12.8 µs 25.6 µs Period maximum 13.1 ms 26.2 ms 52.4 ms 104.8 ms 209.7 ms 419.4 ms 838.9 ms 1.678 s Table 54. GPT1 timer input frequencies, resolution, and periods at 64 MHz fCPU = 64 MHz Timer input selection T2I/T3I /T4I 000b 001b 010b 011b 100b 101b 110b 111b Prescaler factor 8 16 32 64 128 256 512 1024 Input frequency 8 MHz 4 MHz 2 MHz 1 kHz 500 kHz 250 kHz 128 kHz 64 kHz Resolution 125 ns 250 ns 0.5 µs 1.0 µs 2.0 µs 4.0 µs 8.0 µs 16.0 µs Period maximum 8.2 ms 16.4 ms 32.8 ms 65.5 ms 131.1 ms 262.1 ms 524.3 ms 1.049 s 2n n=3...10 2n n=3...10 2n n=3...10 T2EUD T2IN CPU Clock CPU Clock CPU Clock T3IN T4IN T3EUD T4EUD GPT1 timer T2 GPT1 timer T3 GPT1 timer T4 T3OTL Reload Capture U/D U/D Reload Capture Interrupt request Interrupt request Interrupt request T3OUT U/D T2 mode control T3 mode control T4 mode control Obsolete Product(s) - Obsolete Product(s) |
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