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UPSD3213BV-24U6T Datasheet(PDF) 7 Page - STMicroelectronics |
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UPSD3213BV-24U6T Datasheet(HTML) 7 Page - STMicroelectronics |
7 / 176 page 7/176 µPSD323X PSD MODULE . . . . . . .... . . . .... .... .. . .... .. . .... . ... .. .. .. .... . . . ... . . . . . . . . . . . . 102 Functional Overview . . . . . . . . . . . . . . . . . . . . . . . . .... . . . . .. . . . . . . . . . . . . . ... .. . .... . . 102 PSD MODULE Block Diagram (Figure 50.). . . . . . . .... .... .. . . . . . . . . . . . . . ... .. . .... . . 103 In-System Programming (ISP). . . .... . ... .. . . . . .... .... .. . . . . . . . . . . . . . ... .. . .... . . 104 Methods of Programming Different Functional Blocks of the PSD MODULE (Table 83.) . . . . . . . 104 DEVELOPMENT SYSTEM . . . . . . . . . . . . . . . . . . . . . . . . . . . . .... .... ... . ... .. . . ... .. . .... 105 PSDsoft Express Development Tool (Figure 51.) . . . . ... . . . . . . . . . . . . . ... . ... . . .. .. .. .. 105 PSD MODULE REGISTER DESCRIPTION AND ADDRESS OFFSET . .... . . . . .. . . . . . . . . .... 106 Register Address Offset (Table 84.) . . . . . . . . . . . . .... .... .. . .... .. . . . . . . ... .. . .... . . 106 PSD MODULE DETAILED OPERATION . .... . . ... .. ... .. .. . . . . . . . . . . . . . . .... . . ... .. ..107 MEMORY BLOCKS. . . . . . . . . . . . . . . . . . . . . . . . . . . . .... . . . ... . . . . . . . . . . . . . ... ... . . . ...107 Primary Flash Memory and Secondary Flash memory Description. . . . . . . . . . . . . . . . . . . . . ...107 Memory Block Select Signals . . . .... . ... .. . . ... ... . ... .. . . ... .. . . ... . ... .. .. ... ..107 Instructions . . . . . . . . . . . . . . . . . . . . . .... . . ... .. .... ... . . . . . . . . . . . . . . . . . .. . ... .. ..108 Instructions (Table 85.) . . . . . . . . . . . . . . . . . . . . . . . . . . . . .... . . . . ... . ... .. . . ... .. . .... 109 Power-down Instruction and Power-up Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ... .. .. 110 READ. . . . . . . . . . . . . . . . . . . . . . . . . . .... . . ... .. ... .. .. . . . . . . . ... .. .. .... . . ... .. .. 110 Status Bit (Table 86.). . . . . .... . . . . .. . . . . . . . . . . . . . ... ... . . . . . . . . . . ... .. .. . . . . . . . . 111 Programming Flash Memory . . . . . . . . . . . . . . . . . .... . ... .. . . . . .... . . . . .. . . . . . . . . .... 112 Data Polling Flowchart (Figure 52.) . . . . . .... .. . .... . ... .. .. .. .... . . . ... . . . . . . . . . . . . 112 Data Toggle Flowchart (Figure 53.). . . . . . . . . . . . . . . . . . . .... . . . .... .... .. . .... .. . .... 113 Erasing Flash Memory. . . . . . . . . . . . . .... . . ... .. ... .. .. . . . . . . . . . . . . . . .... . . ... .. ..114 Specific Features. . . . . . . . . . . . . . . . . .... . . ... .. ... .. .. . . . . . . . ... .. .. .... . . ... .. ..115 Sector Protection/Security Bit Definition – Flash Protection Register (Table 87.) . . . .... . ... ..115 Sector Protection/Security Bit Definition – Secondary Flash Protection Register (Table 88.) . . . . 115 SRAM . . . . . . . . . .... . ... ... . . . . . . . . ... .. .. ... . . . .... . . . .... .... .. . .... . . . . ...116 Sector Select and SRAM Select . . . . . . . . . . . . . . . . . . . . . .... . . . .... . ... .. . . ... .. . .... 116 Priority Level of Memory and I/O Components in the PSD MODULE (Figure 54.) . . . . . . . . .... 117 VM Register (Table 89.) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117 Separate Space Mode (Figure 55.) . . . . . . . . . . . . . . . . . . . .... .... ... . . . . . . . . ... .. . . ... 118 Combined Space Mode (Figure 56.) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 118 Page Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .... . ... ..119 Page Register (Figure 57.) . . . . . .... . ... .. . . ... ... . ... .. . . ... .. . . ... . ... .. .. ... ..119 PLDs .... . ... ... . . . . . . . . . . . . . . . ... . . . .... . ... .. .. .. . . . . . . . . . . . . ... . . . . . . .. . .... 120 DPLD and CPLD Inputs (Table 90.) . . .... . . ... .. ... .. .. . . . . . . . ... .. .. .... . . ... .. .. 120 The Turbo Bit in PSD MODULE . . . . . . . . . . . . . . . . . ... . . . . . . . . . .... ... . . . . . . . . . . . . . . 120 PLD Diagram (Figure 58.) . . . . . . . . . . . . . . . . . . . . .... . . . ... . . . . . . . . . . . . . ... ... . . . ...121 Decode PLD (DPLD) . . . . . . .... . . .. .. ... .. .. .. .. . . . . . . ... . . . . . . . . . ... .. .. ... .. .. 122 DPLD Logic Array (Figure 59.) . . .... . ... .. . . . . .... . ... .. . . ... .. . . . . . . ... .. . . ... ..122 Complex PLD (CPLD) . . . . . . . . . . . . . . . . . . . . . . . .... . . . ... . . . . . . . . . . . . . ... ... . . . ...123 Macrocell and I/O Port (Figure 60.) . . . . . . . . . . . . . . . ... . . . . . . . . . .... ... . ... . . .. .. .. .. 123 Output Macrocell Port and Data Bit Assignments (Table 91.) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 124 |
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