AN2429 Freescale Semiconductor / Motorola, AN2429 Datasheet - Page 14

• Manufacturer Part Number: AN2429
• Description: Interfacing to the HCS12 ATD Module
• Manufacturer: Freescale Semiconductor / Motorola

AN2429/D
ATDCLT2 = (ADPU | AWAI);
ATDCTL3 = (S2C);
ATDCTL4 = (PRS2 | PRS0);
{Delay 20us from setting ADPU to first conversion}
ATDCTL5 = (DJM | SCAN | MULT | CA);
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/* sequence = 2 conversions */
/* Prescaler = 12, 24MHz bus = 2MHz ATDCLK
(programmable sample clocks = 2)*/
/* start conversion sequence,
left justify results,
continuously repeat sequence,
convert multiple channels,
starting at channel 1 */