W83L951DG Datasheet, PDF (34/112 Pages) Winbond – Mobile Keyboard and Embedded Controller

W83L951DG/W83L951FG
External RAM Address Mapping:
It means to use MOVX to access 256 bytes from external RAM addressing FF00H~FFFFH.
Function blocks that use External RAM Address Mapping are listed below:
Table 6-3 Reset Source Table
NAME
Watch Dog Block
Timer Block
PWM1/2/3/4 Block
Serial I/O Block
CIR Block
AD Convert Block
DA Convert Block
External Interrupt Block
FAN Block
RTC Block
RESET SOURCE
System Reset + WDT Reset
System Reset
System Reset + PWM1/2/3/4 Reset
System Reset + SIO Reset
System Reset + CIR Reset
System Reset + AD Reset
System Reset + DA Reset
System Reset + System Reset.
System Reset + FAN Reset
System Reset + RTC Reset
Table 6-4 External RAM Address Mapping Table
Base
FF00h
Index
Offset 0
00h WDTCON
08h
10h PRE1
18h TM
20h PWMCON
28h PWM3HH
30h UARTCON
38h
40h CIR
48h
50h AD1
58h
60h FAN1
68h
70H RTCSEC
78H
80H EIE1
88H EINTT1
Index + 8
1
2
WDTSTS
T1
PRE2
PREX
TX
PWM1P PWM1H
PWM4PL PWM4PH
UARTSTS BRGH
BRD
CIRFIFO
AD2
DA1
FAN2
RTCSECAL RTCMIN
EIE2
EINTT2
9
EIE3
EINTT3
A
3
4
T2
PREY
PWM2P
PWM4HL
BRGL
TY
PWM2H
PWM4HH
UARTBUF
DA2
RTCMINAL RTCHR
EIREQ1
EINTT4
B
EIREQ2
C
Read Only
Reserved
5
6
7
PWM3PL PWM3PH PWM3HL
RTCHRAL
EIREQ3
D
E
F
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