iii
Table of contents
3800 GROUP USER'S MANUAL
3.3.5 Notes on memory expansion mode and microprocessor mode ............................ 3-21
3.3.6 Notes on built-in PROM .............................................................................................. 3-22
3.4 Countermeasures against noise ...................................................................................... 3-24
3.4.1 Shortest wiring length.................................................................................................. 3-24
3.4.2 Connection of a bypass capacitor across the Vss line and the Vcc line............ 3-25
3.4.3 Consideration for oscillator ......................................................................................... 3-26
3.4.4 Setup for I/O ports....................................................................................................... 3-26
3.4.5 Providing of watchdog timer function by software .................................................. 3-27
3.5 List of registers ................................................................................................................... 3-28
3.6 Mask ROM ordering method ............................................................................................. 3-37
3.7 Mark specification form ..................................................................................................... 3-51
3.8 Package outline.................................................................................................................... 3-53
3.9 Machine Instructions .......................................................................................................... 3-56
3.10 List of instruction codes................................................................................................. 3-66
3.11 SFR memory map.............................................................................................................. 3-67
3.12 Pin configuration ............................................................................................................... 3-68