- 30 - External RAM Address Mapping: It means to use MOVX to access 256 bytes from external RAM addressing FF00H~FFFFH. Fun" />
參數(shù)資料
型號(hào): W83L951DG
廠商: Nuvoton Technology Corporation of America
文件頁(yè)數(shù): 41/112頁(yè)
文件大小: 0K
描述: IC EMBEDDED CNTRLR 128-LQFP
標(biāo)準(zhǔn)包裝: 90
系列: W83
核心處理器: 8051
芯體尺寸: 8-位
速度: 24MHz
連通性: 主機(jī)接口,PS/2,SMBus,UART/USART
外圍設(shè)備: PWM,WDT
輸入/輸出數(shù): 104
程序存儲(chǔ)器容量: 64KB(64K x 8)
程序存儲(chǔ)器類(lèi)型: 閃存
RAM 容量: 2K x 8
電壓 - 電源 (Vcc/Vdd): 3 V ~ 3.6 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 8x10b; D/A 2x8b
振蕩器型: 外部
工作溫度: 0°C ~ 70°C
封裝/外殼: 128-LQFP
包裝: 托盤(pán)
W83L951DG/W83L951FG
- 30 -
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
RESET SOURCE
Watch Dog Block
System Reset + WDT Reset
Timer Block
System Reset
PWM1/2/3/4 Block
System Reset + PWM1/2/3/4 Reset
Serial I/O Block
System Reset + SIO Reset
CIR Block
System Reset + CIR Reset
AD Convert Block
System Reset + AD Reset
DA Convert Block
System Reset + DA Reset
External Interrupt Block
System Reset + System Reset.
FAN Block
System Reset + FAN Reset
RTC Block
System Reset + RTC Reset
Table 6-4 External RAM Address Mapping Table
Base
FF00h
Index
Offset
0
1
2
3
4
5
6
7
00h
WDTCON
WDTSTS
08h
10h
PRE1
T1
PRE2
T2
18h
TM
PREX
TX
PREY
TY
20h
PWMCON
PWM1P
PWM1H
PWM2P
PWM2H
PWM3PL
PWM3PH
PWM3HL
28h
PWM3HH
PWM4PL
PWM4PH
PWM4HL
PWM4HH
30h
UARTCON
UARTSTS BRGH
BRGL
UARTBUF
38h
40h
CIR
BRD
CIRFIFO
48h
50h
AD1
AD2
DA1
DA2
58h
60h
FAN1
FAN2
68h
70H
RTCSEC
RTCSECAL RTCMIN
RTCMINAL RTCHR
RTCHRAL
78H
80H
EIE1
EIE2
EIE3
EIREQ1
EIREQ2
EIREQ3
88H
EINTT1
EINTT2
EINTT3
EINTT4
Index + 8
9
A
B
C
D
E
F
Read Only
Reserved
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