Secure Microcontroller User’s Guide
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Figure 14-3. Mode2 and 3 Block Diagram .............................................................................................. 124
Figure 15-1. Crystal Connection ............................................................................................................. 130
Figure 15-2. Clock Source Input ............................................................................................................. 131
Figure 15-3. Bytewide RAM Instruction Execution Timing...................................................................... 133
Figure 15-4. Expanded Program Memory Fetch .................................................................................... 134
Figure 15-5. Expanded Data Memory Read ........................................................................................... 134
Figure 15-6. Expanded Data Memory Write ........................................................................................... 135
Figure 16-1. Invoking and Exiting the Loader on the DS5001/DS5002 Series ....................................... 140
Figure 16-2. Serial Load Configuration ................................................................................................... 141
Figure 16-3. Parallel Program Load Configuration ................................................................................. 150
Figure 16-4. Parallel Program Load Cycles ............................................................................................ 151
Figure 17-1. DS5000T/DS2250T Functional Block Diagram .................................................................. 155
Figure 17-2. DS5000T/DS2250T RTC Pattern Comparison Register .................................................... 157
Figure 17-3. DS5000T/DS2250T RTC Register Entry Flowchart ........................................................... 158
Figure 17-4. DS5000T/DS2250T RTC Registers ................................................................................... 159
Figure 17-5. Time Register Examples .................................................................................................... 161
Figure 17-6. DS2251T/DS2252T RTC Block Diagram ........................................................................... 163
Figure 17-7. DS2251T/DS2252T RTC Memory Map.............................................................................. 164
LIST OF TABLES
Table 4-A. Instructions That Affect Program Status Flag ......................................................................... 50
Table 7-A. Pin States in Idle/Stop Modes ................................................................................................. 63
Table 8-A. Timed-Access-Protected Control Bits ..................................................................................... 69
Table 10-A. SFR Reset States ................................................................................................................. 86
Table 12-A. Use of the RPC Mode ......................................................................................................... 105
Table 14-A. Serial Port Operating Modes ............................................................................................... 116
Table 14-B. Timer 1 Baud Rate Generation ........................................................................................... 119
Table 14-C. Serial I/O Operating Modes ................................................................................................ 126
Table 16-A. Serial Loader Baud Rates For Different Crystal Frequencies ............................................. 142
Table 16-B. 8751-Compatible Program Load Cycles ............................................................................. 152
Table 17-A. Alarm Mask Bit Operation ................................................................................................... 166
