Datasheet

Rev. 1.50 Sep. 18, 2007 Page xxii of xxxiv
Figure 5.4 Flowchart of Clock Switching
(From External Clock to On-Chip Oscillator Clock)................................................... 79
Figure 5.5 Timing Chart of Switching from On-Chip Oscillator Clock to External Clock .......... 80
Figure 5.6 Timing Chart to Switch from External Clock to On-Chip Oscillator Clock ............... 81
Figure 5.7 Example of Trimming Flow for On-Chip Oscillator Frequency ................................. 82
Figure 5.8 Timing Chart of Trimming of On-Chip Oscillator Frequency .................................... 83
Figure 5.9 Block Diagram of External Oscillator......................................................................... 84
Figure 5.10 Example of Connection to Crystal Resonator ........................................................... 84
Figure 5.11 Equivalent Circuit of Crystal Resonator.................................................................... 84
Figure 5.12 Example of Connection to Ceramic Resonator ......................................................... 85
Figure 5.13 Example of External Clock Input.............................................................................. 85
Figure 5.14 Block Diagram of Subclock Generator ..................................................................... 86
Figure 5.15 Typical Connection to 32.768-kHz Crystal Resonator.............................................. 86
Figure 5.16 Equivalent Circuit of 32.768-kHz Crystal Resonator................................................ 86
Figure 5.17 Pin Connection when not Using Subclock ................................................................ 87
Figure 5.18 Example of Incorrect Board Design.......................................................................... 88
Section 6 Power-Down Modes
Figure 6.1 Mode Transition Diagram ........................................................................................... 97
Section 7 ROM
Figure 7.1 Block Configuration of Flash Memory ..................................................................... 106
Figure 7.2 Programming/Erasing Flowchart Example in User Programming Mode.................. 114
Figure 7.3 Programming/Program-Verify Flowchart ................................................................. 116
Figure 7.4 Erasure/Erase-Verify Flowchart................................................................................ 119
Section 9 I/O Ports
Figure 9.1 Port 1 Pin Configuration............................................................................................ 125
Figure 9.2 Port 2 Pin Configuration............................................................................................ 131
Figure 9.3 Port 3 Pin Configuration............................................................................................ 135
Figure 9.4 Port 5 Pin Configuration............................................................................................ 138
Figure 9.5 Port 7 Pin Configuration............................................................................................ 144
Figure 9.6 Port 8 Pin Configuration............................................................................................ 147
Figure 9.7 Port C Pin Configuration...........................................................................................149
Figure 9.8 Port D Pin Configuration...........................................................................................151
Figure 9.9 Port E Pin Configuration...........................................................................................160
Figure 9.10 Port F Pin Configuration ......................................................................................... 170
Figure 9.11 Port G Pin Configuration......................................................................................... 173
Figure 9.12 Port H Pin Configuration......................................................................................... 179
Figure 9.13 Port J Pin Configuration..........................................................................................184