Toshiba TLCS-900/H1 Series Data Book page 475

(5) Clock Gear,PLL
Symbol NAME
System
Clock
SYSCR0
Control
Register0
System
Clock
SYSCR1
Control
Register1
System
Clock
SYSCR2
Control
Register2
EMC
EMCCR0 Control
Register0
EMC
EMCCR1 Control
Register1
EMC
EMCCR2 Control
Register2
PLL
PLLCR0 Control
Register0
PLL
PLLCR1 Control
Register1
Address 7
XEN XTEN
R/W
1
10E0H
H-OSC(fc) L-OSC(fs)
0: stop 0: stop
1: 1:
oscillation oscillation
10E1H
R/W
0
Write '0'.
10E2H
PROTECT
R
0
10E3H
Protect flag
0: OFF
1: ON
10E4H
Switching the protect ON/OFF by write to following 1
10E5H
FCSEL
R/W
10E8H
Select
fc-clock
0 : f
1 : f
PLLON
R/W
0
10E9H
Control
on/off
0: Off
1: On
6 5 4
1
WUPTM1 WUPTM0
1 0
Warm-Up Timer
00: reserved
8
01: 2 /inputted
frequency
14
10:2
16
11:2
st
1 -KEY: EMCCR1=5AH,EMCCR2=A5H in succession write
nd
2 -KEY: EMCCR1=A5H,EMCCR2=5AH in succession write
LUPFG
R
0 0
Lock-up
timer
OSCH
Status flag
PLL
92CH21 - 472
3 2
WUEF
R/W
0
Warm-up
Timer
SYSCK GEAR2
R/W
0 1
Select Select gear value of high frequency (fc)
system 000: fc
clock 001: fc/2
0:fc 010: fc/4
1:fs 011: fc/8
100: fc/16
HALTM1 HALTM0
R/W
1 1
HALT mode
00: reserved
01: STOP mode
10: IDLE1 mode
11: IDLE2 mode
EXTIN
R/W
0
1: External
clock
st
-KEY,2
TMP92CH21
1 0
GEAR1 GEAR0
R/W
0 0
101: (reserved)
110: (reserved)
111: (reserved)
DRVOSCH DRVOSCL
R/W R/W
1 1
fc oscillator fs oscillator
driver ability driver ability
1: NORMAL 1: NORMAL
0: WEAK 0: WEAK
nd
-KEY