Holtek BS82B12A-3 - Page 52

Rev. 1.20 52 January 23, 2015 Rev. 1.20 53 January 23, 2015
BS82B12A-3/BS82C16A-3/BS82D20A-3
Touch Key 8-Bit Flash MCU with LED/LCD Driver
BS82B12A-3/BS82C16A-3/BS82D20A-3
Touch Key 8-Bit Flash MCU with LED/LCD Driver
CTRL Register
Bit 7 6 5 4 3 2 1 0
Name FSYSON — HIRCS1 HIRCS0 LXTLP LVRF D1 WRF
R/W R/W — R/W R/W R/W R/W R/W R/W
POR 0 — 0 0 0 x 0 0
"x"
unknown
Bit7 FSYSON:f
SYS
ControlinIDLEMode
0:Disable
1:Enable
Bit6 Unimplemented,readas"0".
Bit5~4 HIRCS1~HIRCS0:HIRCfrequencyclockselect
00:8MHz
01:12MHz
10:16MHz
11:8MHz
ItisrecommendedthattheHIRCfrequencyselectedbythesetwobitsisthesamewith
thefrequencydeterminedbytheconfigurationoptiontokeeptheHIRCfrequency
accuracyspeciedintheA.C.characteristics.
Bit3 LXTLP:LXTlowpowercontrol
0:QuickStartmode
1:LowPowermode
Bit2 LVRF:LVRfunctionresetag
Describeelsewhere
Bit1 Undenedbit
Thisbitcanbereadorwrittenbyusersoftwareprogram
Bit0 WRF:WDTControlregistersoftwareresetag
Describeelsewhere







 


 
 


 




 
   

 



 




 
   

 



 









 


 





 


   


 

 



