SNAD01B Datasheet, PDF (7/31 Pages) SONiX Technology Company – 8-CHANNEL 8-BIT ADC

SNAD01B
8-CHANNEL 8-BIT ADC
Channel Setting
START
CLK
HiZ
DIO
0/0 0/1 1/0 CH[7] CH[6] CH[5] CH[4] CH[3] CH[2] CH[1] CH[0] xxx
Port Input
Figure3 The timing diagram of channel attribute/wakeup setting
Command 001: channel attribute setting. Command 010: wakeup function setting.
In attribute setting, “1” means analog and “0” means digital. In wakeup setting, “1” means
enable and “0” means disable. After all of the channels are set, the DIO port remains input
mode and all the following data are ignored.
Control Register Setting
START
CLK
HiZ
DIO
0 1 1 PH PL RF MB xxx xxx xxx xxx xxx
Port Input
Figure4 The timing diagram of control registers setting
1. Command ID: (011)
2. 4-bit data behind command ID are loaded into control registers with the sequence of PH,
PL, RF and MB.
3. The function of each control registers are as Table2.
Version: 1.3
7
July 31, 2003