参数资料
型号: P83C180
厂商: NXP SEMICONDUCTORS
元件分类: 微控制器/微处理器
英文描述: Microcontrollers for monitors with DDC interface, auto-sync detection and sync proc(带DDC接口,同步监测和同步处理的监视器微控制器)
中文描述: 8-BIT, MROM, 16 MHz, MICROCONTROLLER, PDIP42
封装: 0.600 INCH, PLASTIC, SOT-270-1, SDIP-42
文件页数: 43/84页
文件大小: 420K
代理商: P83C180
1997 Dec 12
43
Philips Semiconductors
Product specification
Microcontrollers for monitors with DDC
interface, auto-sync detection and sync proc.
P83Cx80; P87C380
17.1.2
A
DDRESS
P
OINTER FOR
DDC I
NTERFACE
R
EGISTER
(DDCADR)
The bits of this register are all R/W.
Table 38
Address Pointer for DDC Interface Register (address 9EH)
Table 39
Description of DDCADR bits
17.1.3
DDC1 D
ATA
T
RANSMISSION
R
EGISTER
(DDCDAT)
Table 40
DDC1 Data Transmission Register (address 9FH)
Table 41
Description of DDCDAT bits
7
6
5
4
3
2
1
0
DDCADR.7
DDCADR.6
DDCADR.5
DDCADR.4
DDCADR.3
DDCADR.2
DDCADR.1
DDCADR.0
BIT
SYMBOL
DESCRIPTION
7 to 0
DDCADR.7 to DDCADR.0
Address pointer with the capability of post increment. After each access
to RAMBUF register (either by software or by hardware DDC1 interface),
the content of this register will be increased by one. It is available both in
DDC1, DDC2 (DDC2B, DDC2B+ and DDC2AB) and system operation.
7
6
5
4
3
2
1
0
DDCDAT.7
DDCDAT.6
DDCDAT.5
DDCDAT.4
DDCDAT.3
DDCDAT.2
DDCDAT.1
DDCDAT.0
BIT
SYMBOL
DESCRIPTION
7 to 0
DDCDAT.7 to DDCDAT.0
Data byte to be transmitted in DDC1 protocol.
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