Rev. 1.0, 02/00, page ii of 19
2.9.1
Overview ..........................................................................................................
59
2.9.2
On-Chip Memory (ROM, RAM)......................................................................
59
2.9.3
On-Chip Supporting Module Access Timing ...................................................
60
Section 3
MCU Operating Modes
................................................................................
61
3.1
Overview...........................................................................................................................
61
3.1.1
Operating Mode Selection ................................................................................
61
3.1.2
Register Configuration......................................................................................
61
3.2
Register Descriptions ........................................................................................................
62
3.2.1
Mode Control Register (MDCR) ......................................................................
62
3.2.2
System Control Register (SYSCR)...................................................................
62
3.3
Operating Mode (Mode 1) ................................................................................................
63
3.4
Address Map in Each Operating Mode .............................................................................
64
Section 4
Power-Down State
.........................................................................................
67
4.1
Overview...........................................................................................................................
67
4.1.1
Register Configuration......................................................................................
71
4.2
Register Descriptions ........................................................................................................
72
4.2.1
Standby Control Register (SBYCR) .................................................................
72
4.2.2
Low-Power Control Register (LPWRCR) ........................................................
74
4.2.3
Timer Register A (TMA)..................................................................................
76
4.2.4
Module Stop Control Register (MSTPCR).......................................................
77
4.3
Medium-Speed Mode........................................................................................................
78
4.4
Sleep Mode .......................................................................................................................
79
4.4.1
Sleep Mode .......................................................................................................
79
4.4.2
Clearing Sleep Mode ........................................................................................
79
4.5
Module Stop Mode ...........................................................................................................
80
4.5.1
Module Stop Mode ...........................................................................................
80
4.6
Standby Mode ...................................................................................................................
81
4.6.1
Standby Mode...................................................................................................
81
4.6.2
Clearing Standby Mode ....................................................................................
81
4.6.3
Setting Oscillation Settling Time after Clearing Standby Mode ......................
81
4.7
Watch Mode......................................................................................................................
83
4.7.1
Watch Mode .....................................................................................................
83
4.7.2
Clearing Watch Mode.......................................................................................
83
4.8
Subsleep Mode..................................................................................................................
84
4.8.1
Subsleep Mode .................................................................................................
84
4.8.2
Clearing Subsleep Mode...................................................................................
84
4.9
Subactive Mode ................................................................................................................
85
4.9.1
Subactive Mode ................................................................................................
85
4.9.2
Clearing Subactive Mode .................................................................................
85
4.10
Direct Transition ...............................................................................................................
86
4.10.1
Overview of Direct Transition ..........................................................................
86