Standby Mode; Table 5-3 Operating State In Standby Mode - Fujitsu MB90420/5 (A) Series Hardware Manual

5.5 Standby Mode

The standby mode includes the sleep mode (PLL sleep, main sleep and sub-sleep), timer mode, and stop
mode.
n Operating state in standby mode
Table 5.3 shows the operating state in standby mode.
Standby Mode
PLL
Sleep
mode
Sleep
Main sleep
mode
mode
Sub-sleep
mode
Time-base
timer mode
Time-
(SPL = 0)
base
timer
Time-base
mode
timer mode
(SPL = 1)
Timer
mode (SPL
= 0)
Timer
mode
Timer
mode (SPL
= 1)
Stop mode
(SPL = 0)
Stop
mode Stop mode
(SPL = 1)
*1 : The time-base timer and the clock timer operate.
*2 : The watch timer operates.
SPL : Pin state specification bit of low-power consumption mode control register (LPMCR)
SLP : Sleep bit of LPMCR
STP : Timer stop bit of LPMCR
TMD : Timer/time-base timer mode bit of LPMCR
MCS : Machine clock select bit of clock select register (CKSCR)
SCS : Machine clock select bit of clock select register (CKSCR) (sub)
Hi-Z : High impedance
LOW-POWER CONSUMPTION MODE

Table 5-3 Operating State in Standby Mode

Transition Main
Condition Clock
SCS = 1
MCS = 0
SLP = 1
Operate
SCS = 1
MCS = 0
SLP = 1
SCS = 0
Stop
SLP = 1
SCS = 1
TMD = 0
Operate
SCS = 1
TMD = 0
SCS = 0
TMD = 0
SCS = 0
TMD = 0
Stop
STP = 1
STP = 1
Sub- Machine
clock Clock
Operate
Operate
Stop
Stop
5-11
CPU Resource Pin
Operate Operate
Held
*1
Stop
Stop
Hi-z
Held
*2
Stop
Hi-z
Held
Stop
Hi-z
Cancel
Type
Reset
Interrupt