
EM78P870
8-bit OTP Micro-controller
_________________________________________________________________________________________________________________________________________________________________
* This specification is subject to be changed without notice.
10
8/19/2004 (V1.5)
09
0A
0B
0C
0D
0E
0F
IOC9 PAGE0
IOC90~IOC97
IOCA PAGE0
C1P0~C2P2
CNT1S
C2P0~C2P2
CNT2S
IOCB PAGE0
IOCB0~IOCB7
IOCC PAGE0
IOCC0~IOCC7
IOCD PAGE0
CN10~CN17
IOCE PAGE0
CN20~CN27
IOCF
TCIF
CNT1
CNT2
INT0
INT1
INT2
0
RBF
0~7
0~2
3
4~6
7
0~7
0~7
0~7
0~7
0
1
2
3
4
5
6
7
PORT9 I/O control register
PORT9(0~7) I/O direction control register
Counter1 and Counter2 clock and scale setting
Counter1 scaling
Counter1 clock source
Counter2 scaling
Counter2 clock source
PORTB I/O control register
PORTB(0~7) I/O direction control register
PORTC I/O control register
PORTC(0~7) I/O direction control register
Counter1 data buffer
Counter1 data buffer that user can read and write
Counter2 data buffer
Counter2 data buffer that user can read and write
Interrupt mask register
Interrupt enable bit for TCC
Interrupt enable bit for COUNTER1
Interrupt enable bit for COUNTER2
Interrupt enable bit for external INT0 pin
Interrupt enable bit for external INT1 pin
Interrupt enable bit for external INT2 pin
Unused
Interrupt enable bit for SPI data complete
IOC PAGE1
Addr Name
05
IOC5 PAGE1
BIAS0~BIAS3
0
KTS
KT0~KT1
06
IOC6 PAGE1
07
IOC7 PAGE1
STRB8~STRB15
08
IOC8 PAGE1
STRB16~STRB23
09
-
0A
IOCA PAGE1
PH70~PH77
0B
IOCB PAGE1
PH60~PH67
0C
IOCC PAGE1
T10~T17
0D
IOCD PAGE1
T20~T27
0E
IOCE PAGE1
Bit
0~3
4
5
6~7
0~7
0~7
0~7
0~7
0~7
0~7
Function
Key tone control, LCD bias control
LCD operation voltage selection
Unused
Key tone output switch
Key tone output frequency and its power control
-
Key strobe control register
Key strobe control bits
Key strobe control register
Key strobe control bits
-
PORT7 pull high control register
PORT7(0~7) pull high control register
PORT6 pull high control register
PORT6(0~7) pull high control register
TONE1 control register
Tone generator1’s frequency divider and power control
TONE2 control register
Tone generator2’s frequency divider and power control
Comparator reference voltage type, PORT switch