ADUC831 Analog Devices, ADUC831 Datasheet - Page 70

• Manufacturer Part Number: ADUC831
• Description: Precision Analog Microcontroller: 1.3MIPS 8052 MCU + 62kB Flash + 8-Ch 12-Bit ADC + Dual 12-Bit DAC
• Manufacturer: Analog Devices

Specifications of ADUC831

• Mcu Core: 8052
• Mcu Speed (mips): 1.3
• Sram (bytes): 2304Bytes
• Gpio Pins: 34
• Adc # Channels: 8
• Other: PWM

Parameter
UART TIMING (Shift Register Mode)
t
t
t
t
t
ADuC831
XLXL
QVXH
DVXH
XHDX
XHQX
(OUTPUT CLOCK)
Serial Port Clock Cycle Time
Output Data Setup to Clock
Input Data Setup to Clock
Input Data Hold after Clock
Output Data Hold after Clock
(OUTPUT DATA)
(INPUT DATA)
ALE (O)
RxD
RxD
TxD
Figure 73. UART Timing in Shift Register Mode
MSB
0
MSB
t
DVXH
t
BIT 6
QVXH
Min
700
300
0
50
1
BIT 6
12 MHz
Typ
1.0
–70–
t
t
XHQX
XHDX
Max
Min
10t
2t
0
2t
CK
CK
BIT 1
CK
6
+ 133
– 117
BIT 1
t
– 133
XLXL
Variable Clock
Typ
12t
CK
LSB
7
SET RI
SET TI
LSB
OR
Max
Unit
µs
ns
ns
ns
ns
Figure
73
73
73
73
73
REV. 0