参数资料
型号: P83C554SFBD
厂商: NXP SEMICONDUCTORS
元件分类: 微控制器/微处理器
英文描述: 80C51 8-bit microcontroller . 6 clock operation 16K/512 OTP/ROM/ROMless, 7 channel 10 bit A/D, I2C, PWM, capture/compare, high I/O, 64L LQFP
中文描述: 8-BIT, MROM, 16 MHz, MICROCONTROLLER, PQFP64
封装: 10 X 10 MM, 1.40 MM HEIGHT, PLASTIC, SOT-314-2, LQFP-64
文件页数: 13/76页
文件大小: 400K
代理商: P83C554SFBD
Philips Semiconductors
Preliminary specification
80C554/83C554/87C554
80C51 8-bit microcontroller – 6 clock operation
16K/512 OTP/ROM/ROMless, 7 channel 10 bit A/D, I
2
C, PWM,
capture/compare, high I/O, 64L LQFP
2000 Nov 10
13
AUXR1
Reset Value = 0000 00x0B
ADC8
AIDL
SRST
GF2
WUPD
0
DSP
Not Bit Addressable
Bit:
Symbol
Function
DPS
Data Pointer Switch—switches between DPRT0 and DPTR1.
DPS
Operating Mode
0
DPTR0
1
DPTR1
Enable wakeup from powerdown.
General Purpose Flag—set and cleared by the user.
Software Reset
Enables the ADC during idle mode.
ADC Mode Switch—switches between 10-bit conversion and 8-bit conversion.
ADC8
Operating Mode
0
10-bit conversion (50 machine cycles)
1
8-bit conversion (24 machine cycles)
WUPD
GF2
SRST
AIDL
ADC8
NOTE:
*User software should not write 1s to reserved bits. These bits may be used in future 8051 family products to invoke new features. In that
case, the reset or inactive value of the new bit will be 0, and its active value will be 1. The value read from a reserved bit is indeterminate.
SU01081
7
6
5
4
3
2
1
0
Address = A2H
Figure 7. AUXR1: DPTR Control Register
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