Instruction Manual
Preliminary W79E8213/W79E8213R Data Sheet 
Publication Release Date: July 11, 2008 
 - 15 -  Revision A2 
SYMBOL DEFINITION 
ADD
RESS 
MSB       BIT_
A
DDRESS, SYMBOL    
LSB 
RESET 
BUZCON  Square wave control register  F9H  -  - 
BUZDIV.
5 
BUZDIV.
4 
BUZDIV.
3 
BUZDIV.
2 
BUZDIV.
1 
BUZDIV.
0 
xx00 0000B
IP1  Interrupt priority 1  F8H 
(FF) 
PED 
(FE) 
PPWM 
(FD) 
PBK 
(FC) 
PWDI 
(FB) 
- 
(FA) 
- 
(F9) 
- 
(F8) 
- 
0000xxxxB
IP1H Interrupt high priority 1 F7H PEDH PPWMH PBKH PWDIH - - - - 0000xxxxB
PADIDS 
Port ADC digital input 
disable 
F6H  00000000B
B  B register  F0H (F7) (F6) (F5) (F4) (F3) (F2) (F1) (F0) 00000000B
EIE Interrupt enable 1  E8H 
(EF) 
EED 
(EE) 
EPWMU
F 
(ED) 
EPWM 
(EC) 
EWDI 
(EB) 
- 
(EA) 
- 
(E9) 
- 
(E8) 
- 
0000xxxxB
ADCCON1 ADC control register 1  E3H 
ADCLK.
1 
ADCLK.
0 
- - - AADR2 - - 10xxx0xxB
ADCH 
ADC converter result high 
register 
E2H ADC.9 ADC.8 ADC.7 ADC.6 ADC.5 ADC.4 ADC.3 ADC.2 00000000B
ADCCON  ADC control register  E1H  ADC.1  ADC.0  ADCEX ADCI  ADCS  RCCLK AADR1 AADR0 00000000B
ACC  Accumulator  E0H (E7) (E6) (E5) (E4) (E3) (E2) (E1) (E0) 00000000B
PWMCON2  PWM control register 2  DFH  BKCH  BKPS  BPEN  BKEN  PWM3B  PWM2B PWM1B  PWM0B  00000000B
PWM3L  PWM 3 low bits register  DEH  PWM3.7 PWM3.6 PWM3.5 PWM3.4 PWM3.3 PWM3.2 PWM3.1  PWM3.0  00000000B
PWM2L  PWM 2 low bits register  DDH  PWM2.7 PWM2.6 PWM2.5 PWM2.4 PWM2.3 PWM2.2 PWM2.1  PWM2.0  00000000B
PWMCON1  PWM control register 1  DCH 
PWMRU
N 
load PWMF 
CLRPW
M 
PWM3I PWM2I PWM1I  PWM0I  00000000B
PWM1L  PWM 1 low bits register  DBH  PWM1.7 PWM1.6 PWM1.5 PWM1.4 PWM1.3 PWM1.2 PWM1.1  PWM1.0  00000000B
PWM0L  PWM 0 low bits register  DAH  PWM0.7 PWM0.6 PWM0.5 PWM0.4 PWM0.3 PWM0.2 PWM0.1  PWM0.0  00000000B
PWMPL  PWM counter low register  D9H 
PWMP0.
7 
PWMP0.
6 
PWMP0.
5 
PWMP0.
4 
PWMP0.
3 
PWMP0.
2 
PWMP0.
1 
PWMP0.
0 
00000000B
WDCON Watch-Dog control D8H 
(DF) 
WDRUN
(DE) 
- 
(DD) 
WD1 
(DC) 
WD0 
(DB) 
WDIF 
(DA) 
WTRF 
(D9) 
EWRST 
(D8) 
WDCLR 
External 
reset: 
0x00 0000B
Watchdog 
reset: 
0x00 0100B
Power on 
reset 
0x000000B
PWMCON3 PWM control register 3 D7H - - - - FP1 FP0 - BKF xxxx00x0B
PWM3H  PWM 3 high bits register  D6H  - - - - - - PWM3.9 PWM3.8 xxxxxx00B
PWM2H  PWM 2 high bits register  D5H  - - - - - - PWM2.9 PWM2.8 xxxxxx00B
PWM1H  PWM 1 high bits register  D3H  - - - - - - PWM1.9 PWM1.8 xxxxxx00B
PWM0H  PWM 0 high bits register  D2H  - - - - - - PWM0.9 PWM0.8 xxxxxx00B
PWMPH PWM counter high register D1H - - - - - - 
PWMP0.
9 
PWMP0.
8 
00000000B
PSW Program status word D0H 
(D7) 
CY 
(D6) 
AC 
(D5) 
F0 
(D4) 
RS1 
(D3) 
RS0 
(D2) 
OV 
(D1) 
F1 
(D0) 
P 
00000000B
NVMDATA NVM Data  CFH  00000000B
NVMCON NVM Control  CEH EER EWR - - - - - - 00xxxxxxB
TA  Timed Access Protection C7H TA.7 TA.6 TA.5 TA.4 TA.3 TA.2 TA.1 TA.0 11111111B
NVMADDRL  NVM low byte address  C6H  - 
NVMAD
DR.6 
NVMAD
DR.5 
NVMAD
DR.4 
NVMAD
DR.3 
NVMAD
DR.2 
NVMAD
DR.1 
NVMAD
DR.0 
00000000B
IP0 Interrupt priority  B8H 
(BF) 
- 
(BE) 
PADC 
(BD) 
PBO 
(BC) 
- 
(BB) 
PT1 
(BA) 
PX1 
(B9) 
PT0 
(B8) 
PX0 
x00x0000B










