
Preliminary W79E225A/227A Data Sheet
Publication Release Date: December 14, 2007
- 25 -
Revision A2.0
Continued
SYMBOL
DEFINITION
ADDR
ESS
MSB
LSB
BIT_ADDRESS,
SYMBOL
RESET
CCH2/MAX
CNTH
INPUT CAPTURE 2 HIGH
REGISTER/ MAXIMUM
COUNTER HIGH REGISTER
A7h
CCH2.7
/MAXCN
TH.7
CCH2.6
MAXCN
TH.6
CCH2.5
/MAXCN
TH.5
CCH2.4
/MAXCN
TH.4
CCH2.3
/MAXCN
TH.3
CCH2.2
/MAXCN
TH.2
CCH2.1
/MAXCN
TH.1
CCH2.0
/MAXCN
TH.0
0000 0000B
CCL2/MAX
CNTL
INPUT CAPTURE 2 LOW
REGISTER/ MAXIMUM
COUNTER LOW REGISTER
A6h
CCL2.7
/MAXCN
TL.7
CCL2.6
/MAXCN
TL.6
CCL2.5
/MAXCN
TL.5
CCL2.4
/MAXCN
TL.4
CCL2.3
/MAXCN
TL.3
CCL2.2
/MAXCN
TL.2
CCL2.1
/MAXCN
TL.1
CCL2.0
/MAXCN
TL.0
0000 0000B
P4
PORT 4
A5H
-
-
-
-
P4.3
P4.2
T2EX/IC2STADC xxxx 1111B
CAPCON1 REGISTER
A4H
-
-
ENF2
ENF1
ENF0
CPTF2
CPTF1/
DIRF
CPTF0/
QEIF
xx00 0000B
CAPCON0 REGISTER
A3H
CCT2.1
CCT2.0
CCT1.1
CCT1.0
CCT0.1
CCT0.0
CCLD1
CCLD0
0000 0000B
P4CSIN
P4 CS SIGN
A2H
P43INV
P42INV
P41INV
P40INV
-
PWDNH RMWFP P0UP
0000 x000B
XRAMAH
RAM HIGH BYTE
ADDRESS
A1H
-
-
-
-
-
A10
A9
A8
0000 0000B
P2
PORT 2
A0H
(A7)
A15/
SDA
(A6)
A14/
SCL
(A5)
A13/
PWM5
(A4)
A12/
PWM4
(A3)
A11/
PWM3
(A2)
A10/
PWM2
(A1)
A9/
PWM1
(A0)
A8/
PWM0
1111 1111B
CHPCON
ON CHIP PROGRAMMING
CONTROL
9FH
SWRST/
LD/AP
-
-
-
LDSEL
ENP
0000 0000B
NVMCON
NVM CONTROL
9EH
EER
EWR
EnNVM
-
-
-
-
NVMF
000x xxx0B
P43AH
HI ADDR. COMPARATOR
OF P4.3
9DH
A15
A14
A13
A12
A11
A10
A9
A8
0000 0000B
P43AL
LO ADDR. COMPARATOR
OF P4.3
9CH
A7
A6
A5
A4
A3
A2
A1
A0
0000 0000B
P42AH
HI ADDR. COMPARATOR
OF P4.2
9BH
A15
A14
A13
A12
A11
A10
A9
A8
0000 0000B
P42AL
LO ADDR. COMPARATOR
OF P4.2
9AH
A7
A6
A5
A4
A3
A2
A1
A0
0000 0000B
SBUF
SERIAL BUFFER
99H
SBUF.7
SBUF.6
SBUF.5
SBUF.4
SBUF.3
SBUF.2
SBUF.1 SBUF.0 xxxx xxxxB
SCON
SERIAL CONTROL
98H
(9F)
SM0/FE
(9E)
SM1
(9D)
SM2
(9C)
REN
(9B)
TB8
(9A)
RB8
(99)
TI
(98)
RI
0000 0000B
P41AH
HI ADDR. COMPARATOR
OF P4.1
97H
A15
A14
A13
A12
A11
A10
A9
A8
0000 0000B
P41AL
LO ADDR. COMPARATOR
OF P4.1
96H
A7
A6
A5
A4
A3
A2
A1
A0
0000 0000B
P40AH
HI ADDR. COMPARATOR
OF P4.0
95H
A15
A14
A13
A12
A11
A10
A9
A8
0000 0000B
P40AL
LO ADDR. COMPARATOR
OF P4.0
94H
A7
A6
A5
A4
A3
A2
A1
A0
0000 0000B
P4CONB
P4 CONTROL REGISTER B 93H
P43FUN
1
P43FUN
0
P43CMP
1
P43CMP
0
P42FUN
1
P42FUN
0
P42CMP
1
P42CMP
0
0000 0000B
P4CONA
P4 CONTROL REGISTER A 92H
P41FUN
1
P41FUN
0
P41CMP
1
P41CMP
0
P40FUN
1
P40FUN
0
P40CMP
1
P40CMP
0
0000 0000B
EXIF
EXTERNAL INTERRUPT
FLAG
91H
IE5
IE4
IE3
IE2
-
-
-
-
0000 xxxxB
P1
PORT 1
90H
(97)
ADC7
(96)
ADC6
(95)
ADC5
(94)
ADC4
(93)
TXD1/
ADC3
(92)
RXD1/
ADC2
(91)
ADC1/
Brake
(90)
T2/
ADC0
1111 1111B
CKCON1
CLOCK CONTROL 1
8FH
-
-
-
-
-
-
CCDIV1 CCDIV0 0000 0000B
CKCON
CLOCK CONTROL
8EH
WD1
WD0
T2M
T1M
T0M
MD2
MD1
MD0
0000 0001B
TH1
TIMER HIGH 1
8DH
TH1.7
TH1.6
TH1.5
TH1.4
TH1.3
TH1.2
TH1.1
TH1.0
0000 0000B