ANALOG SIGNAL

I can used the analog/digital conversor with signals negatives and positive (e.g. signal sin) in the mM-509. This is have the register of 8051.
ANALOG SIGNAL

I can used the analog/digital conversor with signals negatives and positive (e.g. signal sin) in the mM-509. This is have the register of 8051.
signal record on the analog inputs

can anybody help??? i want to record the signal on analog input 1
signal record on the analog inputs

can anybody help??? i want to record the signal on analog input 1
Send Analog signals through ARM Cortex M3

Hey I have some digital inputs which I wanted to convert it into analog signals and send it to Industrial Valve to control the flow of water but because of not familiar with digital to analog conversion...