參數(shù)資料
型號(hào): VMX51C900
廠商: Electronic Theatre Controls, Inc.
英文描述: Versa Mix 8051 MCU with LCD Controller and ADC
中文描述: 8051反之亦然混合與LCD控制器和ADC的微控制器
文件頁(yè)數(shù): 37/55頁(yè)
文件大?。?/td> 2395K
代理商: VMX51C900
VMX51C900
______________________________________________________________________________________________
www.ramtron.com
page 37 of 55
The following table provides a condensed view of the LCD Segment/LCD Common control vs. LCDBUFx registers.
LCDCOM3
LCDCOM2
LCDCOM1
Mnemonic
Address
Bit7
Bit6
Bit5
LCDBUF0
E1H
LCDSEG0
LCDSEG0
LCDSEG0
LCDBUF1
E2H
LCDSEG2
LCDSEG2
LCDSEG2
LCDBUF2
E3H
LCDSEG4
LCDSEG4
LCDSEG4
LCDBUF3
E4H
LCDSEG6
LCDSEG6
LCDSEG6
LCDBUF4
E5H
LCDSEG8
LCDSEG8
LCDSEG8
LCDBUF5
E6H
LCDSEG10
LCDSEG10
LCDSEG10
LCDBUF6
E7H
LCDSEG12
LCDSEG12
LCDSEG12
LCDCOM0
Bit4
LCDSEG0
LCDSEG2
LCDSEG4
LCDSEG6
LCDSEG8
LCDSEG10
LCDSEG12
LCDCOM3
Bit3
LCDSEG1
LCDSEG3
LCDSEG5
LCDSEG7
LCDSEG9
LCDSEG11
LCDSEG13
LCDCOM2
Bit2
LCDSEG1
LCDSEG3
LCDSEG5
LCDSEG7
LCDSEG9
LCDSEG11
LCDSEG13
LCDCOM1
Bit1
LCDSEG1
LCDSEG3
LCDSEG5
LCDSEG7
LCDSEG9
LCDSEG11
LCDSEG13
LCDCOM0
Bit0
LCDSEG1
LCDSEG3
LCDSEG5
LCDSEG7
LCDSEG9
LCDSEG11
LCDSEG13
Interrupts
The VMX51C900 has nine interrupts (10 if the WDT is
included) and eight interrupt vectors (including reset)
used for handling. The interrupts are enabled via the
IE register (see following table).
T
ABLE
42:
IEN0
I
NTERRUPT
E
NABLE
R
EGISTER
–SFR
A8
H
7
6
5
EA
-
ET2
Bit
Mnemonic
7
EA
4
ES
3
2
1
0
ET1
EX1
ET0
EX0
Description
Disables All Interrupts
0: no interrupt acknowledgment
1: Each interrupt source is individually
enabled or disabled by setting or clearing
its enable bit.
Reserved
Timer 2 Interrupt Enable Bit
Serial Port Interrupt Enable Bit
Timer 1 Interrupt Enable Bit
External Interrupt 1 Enable Bit
Timer 0 Interrupt Enable Bit
External Interrupt 0 Enable Bit
6
5
4
3
2
1
0
-
ET2
ES
ET1
EX1
ET0
EX0
T
ABLE
43:
IEN1
I
NTERRUPT
E
NABLE
R
EGISTER
1–SFR
A9
H
7
6
5
-
-
-
Bit
Mnemonic
7:4
-
3
ADCIE
2:0
-
4
-
3
2
1
-
0
-
ADCIE
-
Description
-
ADC Interru[pt Enable
-
The following figure provides a pictorial description of
the various interrupts on the VMX51C900:
F
IGURE
21:
I
NTERRUPT
S
OURCES
IE0
IT0
INT0
INTERRUPT
SOURCES
TF0
IE1
IT1
INT1
TF1
TI
RI
TF2
EXF2
ADC
Interrupt Vectors
The following table specifies each interrupt source, its
flag and its vector address.
T
ABLE
44:
I
NTERRUPT
V
ECTOR
A
DDRESS
Interrupt Source
Flag
Vector
Address
0000h*
0003h
000Bh
0013h
001Bh
0023h
002Bh
004Bh
RESET (+ WDT)
INT0
Timer 0
INT1
Timer 1
Serial Port
Timer 2
ADC Interrupt
WDR
IE0
TF0
IE1
TF1
RI+TI
TF2+EXF2
ADCIF
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
VMX51C900-25-L 功能描述:8位微控制器 -MCU 8K+256 25MHz 5V RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時(shí)鐘頻率:50 MHz 程序存儲(chǔ)器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT
VMX51C900-25-LG 功能描述:8位微控制器 -MCU 8K+256 25MHz 5V RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時(shí)鐘頻率:50 MHz 程序存儲(chǔ)器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT
VMX51C900-25-L-G 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Versa Mix 8051 MCU with LCD Controller and ADC
VMX51C900-25-P 功能描述:8位微控制器 -MCU 8K+256 25MHz 5V RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時(shí)鐘頻率:50 MHz 程序存儲(chǔ)器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT
VMX51C900-25-PG 功能描述:8位微控制器 -MCU 8K+256 25MHz 5V RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時(shí)鐘頻率:50 MHz 程序存儲(chǔ)器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT