MAX1402EVKIT Maxim Integrated Products, MAX1402EVKIT Datasheet - Page 33

• Manufacturer Part Number: MAX1402EVKIT
• Description: EVAL KIT FOR MAX1402
• Manufacturer: Maxim Integrated Products

Specifications of MAX1402EVKIT

• Number Of Adc's: 1
• Number Of Bits: 18
• Sampling Rate (per Second): 480
• Data Interface: Serial
• Inputs Per Adc: 6 Single Ended
• Input Range: ±VREF/2
• Power (typ) @ Conditions: 26.7mW @ 480SPS
• Voltage Supply Source: Analog and Digital
• Operating Temperature: 0°C ~ 70°C
• Utilized Ic / Part: MAX1402
• Interface Type: SMA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: MAX1402

Figure 14. MAX1402 to 8051 Interface
Figure 15. Bit-Banging SPI Replacement
/* Low-level function to write 8 bits
** The example shown here is for a bit-banging system with (CPOL=1, CPHA=1)
*/
void WriteByte (BYTE x)
{
}
/* Low-level function to read 8 bits
** The example shown here is for a bit-banging system with (CPOL=1, CPHA=1)
*/
BYTE ReadByte (void)
{
}
return x;
drive SCK pin high
count = 0;
while (cout <= 7)
{
}
x = 0;
drive SCK pin high
count = 0;
while (cout <= 7)
{
}
8051
if (bit 7 of x is 1)
else
drive SCK pin low
x = x * 2;
drive SCK pin high
count = count + 1;
x = x * 2;
drive SCK pin low
if (DOUT pin is high)
drive SCK pin high
count = count + 1;
drive DIN pin high
drive DIN pin low
x = x + 1;
P3.0
P3.1
______________________________________________________________________________________
+5V, 18-Bit, Low-Power, Multichannel,
V
DD
SCLK
CS
RESET
DOUT
DIN
Oversampling (Sigma-Delta) ADC
MAX1402
33