BS83B08A-3/BS83B12A-3/BS83B16A-3
BS83B08A-4/BS83B12A-4/BS83B16A-4
8-Bit Touch Key Flash MCU
PCPU Register – BS83B12A-3/BS83B12A-4
Bit
Name
R/W
7
6
5
4
3
Dꢃ
R/W
0
2
Dꢁ
R/W
0
1
D1
R/W
0
0
D0
R/W
0
—
—
—
—
—
—
—
—
—
—
—
—
POR
Bitꢀ7~4ꢀ
Bitꢀ3~0ꢀ
Unimplemented,ꢀreadꢀasꢀ“0”
I/OꢀPortꢀCꢀbitꢀ3~bitꢀ0ꢀPull-HighꢀControl
0:ꢀDisable
1:ꢀEnable
PCPU Register – BS83B16A-3/BS83B16A-4
Bit
Name
R/W
7
D7
R/W
0
6
D6
R/W
0
5
D5
R/W
0
4
D4
R/W
0
3
Dꢃ
R/W
0
2
Dꢁ
R/W
0
1
D1
R/W
0
0
D0
R/W
0
POR
Bitꢀ7~0ꢀ
I/OꢀPortꢀCꢀbitꢀ7~bitꢀ0ꢀPull-HighꢀControl
0:ꢀDisable
1:ꢀEnable
Port A Wake-up
TheꢀHALTꢀinstructionꢀforcesꢀtheꢀmicrocontrollerꢀintoꢀtheꢀSLEEPꢀorꢀIDLEꢀModeꢀwhichꢀpreservesꢀ
power,ꢀaꢀfeatureꢀthatꢀisꢀimportantꢀforꢀbatteryꢀandꢀotherꢀlow-powerꢀapplications.ꢀVariousꢀmethodsꢀ
existꢀtoꢀwake-upꢀtheꢀmicrocontroller,ꢀoneꢀofꢀwhichꢀisꢀtoꢀchangeꢀtheꢀlogicꢀconditionꢀonꢀoneꢀofꢀtheꢀPortꢀ
Aꢀpinsꢀfromꢀhighꢀtoꢀlow.ꢀThisꢀfunctionꢀisꢀespeciallyꢀsuitableꢀforꢀapplicationsꢀthatꢀcanꢀbeꢀwokenꢀupꢀ
viaꢀexternalꢀswitches.ꢀEachꢀpinꢀonꢀPortꢀAꢀcanꢀbeꢀselectedꢀindividuallyꢀtoꢀhaveꢀthisꢀwake-upꢀfeatureꢀ
usingꢀtheꢀPAWUꢀregister.
PAWU Register
Bit
7
D7
R/W
0
6
5
4
D4
R/W
0
3
Dꢃ
R/W
0
2
Dꢁ
R/W
0
1
D1
R/W
0
0
D0
R/W
0
Name
R/W
—
—
—
—
—
—
POR
Bitꢀ7ꢀ
I/OꢀPortꢀAꢀbitꢀ7ꢀPull-HighꢀControl
0:ꢀDisable
1:ꢀEnable
Bitꢀ6~5ꢀ
Bitꢀ4~0ꢀ
Unimplemented,ꢀreadꢀasꢀ“0”
I/OꢀPortꢀAꢀbitꢀ4~bitꢀ0ꢀWakeꢀUpꢀControl
0:ꢀDisable
1:ꢀEnable
Rev. 1.00
58
�aꢀ 0ꢁꢂ ꢁ01ꢃ
HOLTEK [ HOLTEK SEMICONDUCTOR INC ]
