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ST18952 数据表(PDF) 2 Page - STMicroelectronics

部件名 ST18952
功能描述  DIGITAL SIGNAL PROCESSOR DSP CHIP
PDF  67 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

ST18952 数据表(HTML) 2 Page - STMicroelectronics

  ST18952 Datasheet HTML 1Page - STMicroelectronics ST18952 Datasheet HTML 2Page - STMicroelectronics ST18952 Datasheet HTML 3Page - STMicroelectronics ST18952 Datasheet HTML 4Page - STMicroelectronics ST18952 Datasheet HTML 5Page - STMicroelectronics ST18952 Datasheet HTML 6Page - STMicroelectronics ST18952 Datasheet HTML 7Page - STMicroelectronics ST18952 Datasheet HTML 8Page - STMicroelectronics ST18952 Datasheet HTML 9Page - STMicroelectronics Next Button
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Table of Contents
3
1
Introduction . . . . . . . . .... . . .. ... . . .. ... .. ... . . .. ... .. .... . . . ... . . .. ... . 4
2
Pin Description . . . . . .... . . .. ... .... ... .. ... . . .. ... .. ... .. .. ... . . .. ... . 5
3
Functional Overview . . . . . . . . . . . . . . . . . . ..... .. ... .. ..... .. ... . . .. ... .. .. 9
4
D950Core . ... . . .. . ... .. ..... . . .. ... ..... . . .. ... . . .. ... ..... . . .. ... . 12
4.1
D950Core registers . . . . . . . . ..... . . .. ... . . .. ... .. ... . . . . . . . ... ..... 14
5
Memory . . . . ... .. .. .... . . .. ... ..... . . .. ... . . .. ... .. ... .. .. ... . . .. ... 15
5.1
Internal memory resource . . . ..... . . .. ... ..... . . .. ... . . . . . ... .. ..... 15
5.2
Direct bus extension . . . . . . . . . . . . . . . . . . . . . . . . . ..... .. . . . ... .... ... . 16
6
Bus Switch Unit . . . . . . . . . . . . . . . . . . . . . . . . . ..... .. ... .. .... . . . ..... .. ... 18
6.1
BSU operation .. .... . . .. ... ..... . . .. ... . . .. ... .. ... .. .. ... .... ... 18
6.2
BSU control registers . . . . . . . ..... .. ... .. ..... .. .. ... ... .. ... .. ... . . 19
7
DMA Controller . . . . . .... . . .. ... ..... . . .. ... . . .. ... .. ... .. .. ... .... ... 21
7.1
DMA operation . . . . ..... . . .. ... . . .. ... .. ... . . .. ... .. .. ... .. ... . . .. 22
7.2
DMA registers . . . . . . . ..... .. .. ... ..... . . .. ... .... ... ..... . . .. ... . 23
8
Interrupt Controller . . . . . ..... .. .. ... ..... . . .. ... ..... . . .. ... . . .. ... .... 26
8.1
Interrupt controller registers . . . . . . . . ..... . . .. ... .... ... . . . ..... .. ... . 27
9
Timers ... .. ... .. ... .. ... .. ... . . .. ... .. ..... .. ... .. .... . . . ..... .. ... 31
9.1
Timer registers .. .... .. ... .. ..... .. .. ... ..... . . .. ... .. .. ... ..... . . 31
10 SIO . . . . . . ... ..... ... .. ..... .. ... .. ..... .. .. ... ..... . . ..... .. .. ... . 35
10.1 SIO registers . . . . . . . . . . . . . . . . . ..... .. ... .. ..... .. ... . . .. ... .. .... 35
11 External Coprocessor . . . . . ..... . . .. ... . . .. ... .. ... . . .. ... . . .. ... .. ... . 41
12 System Control ... . . . . . . . ... ..... . . .. ... . . .. ... .. ... . . .. ... .... ... .. . 41
12.1 System registers .... .. ... .. ..... . . .. ... ..... . . .. ... .. .. ... ..... . . 42
12.2 Clocks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ..... .. ... .. .. ... .. ..... .. 44
13 JTAG IEEE 1149.1 test access port .... .. ... .. ..... . . .. ... ... .. ... .. ..... 45
14 Emulation Unit . . . . . . .... .. ... .. ..... .. .. ... ..... . . .. ... .. .. ... ..... . . 45
15 Electrical Specifications ..... .. ... .. ..... . . .. ... ..... . . .. .. .... .. ... .. .. 47
15.1 DC Absolute maximum ratings .... . . .. ... ..... . . .. ... ... .. ... .. ..... 47
15.2 DC Electrical characteristics . . . . . . . . . . . . . . . . ..... .. ... . . . . . . . ... .. .. 47
15.3 AC Characteristics . . . .... ... .. ... . . .. ... .. ..... .. ... . . . ..... . . .. .. 48
16 Y SPACE Memory Mapping . . . . . ..... . . .. ... .... ... .. ... . . . . . ... .. ..... 56
16.1 Memory map . . . ... .. ..... .. ... .. ..... . . .. ... ..... . . ..... . . .. ... . 56
16.2 Serial input/output registers . . . . . . . . . . . . . . . . . ..... .. ... . . . ..... . . .. .. 56
16.3 Timer registers .. .... .. ... .. ..... .. .. ... ..... . . .. ... .. .. ... ..... . . 58
16.4 Bus switch unit registers . . . . . . . . . . ..... .. .. ... ..... . . . . . ... . . .. ... . 58
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