A system for measuring a level of an analyte in a solution, the system comprising: an electrode; and a waveform generation circuit, wherein the system is configured for: applying, with the electrode, an electrical stimulus to the solution when the electrode is located in the solution, the electrical stimulus comprising a multiple cyclic square waveform (M-CSW) signal to be generated by the waveform generation circuit, wherein the M-CSW signal comprises a square wave oscillation superimposed on a staircase waveform, wherein the staircase waveform has a rising phase and a falling phase, and wherein the M-CSW signal includes sloped rising and falling edges; adjusting the slope of the rising or the falling edges of the M-CSW signal by adjusting a DC input voltage to the waveform generation circuit; measuring an electrical current response to the electrical stimulus using the electrode that is located in the solution; and determining the level of the analyte in the solution based on the electrical current response to the electrical stimulus. an electrode; and a waveform generation circuit, wherein the system is configured for: applying, with the electrode, an electrical stimulus to the solution when the electrode is located in the solution, the electrical stimulus comprising a multiple cyclic square waveform (M-CSW) signal to be generated by the waveform generation circuit, wherein the M-CSW signal comprises a square wave oscillation superimposed on a staircase waveform, wherein the staircase waveform has a rising phase and a falling phase, and wherein the M-CSW signal includes sloped rising and falling edges; adjusting the slope of the rising or the falling edges of the M-CSW signal by adjusting a DC input voltage to the waveform generation circuit; measuring an electrical current response to the electrical stimulus using the electrode that is located in the solution; and determining the level of the analyte in the solution based on the electrical current response to the electrical stimulus. applying, with the electrode, an electrical stimulus to the solution when the electrode is located in the solution, the electrical stimulus comprising a multiple cyclic square waveform (M-CSW) signal to be generated by the waveform generation circuit, wherein the M-CSW signal comprises a square wave oscillation superimposed on a staircase waveform, wherein the staircase waveform has a rising phase and a falling phase, and wherein the M-CSW signal includes sloped rising and falling edges; adjusting the slope of the rising or the falling edges of the M-CSW signal by adjusting a DC input voltage to the waveform generation circuit; measuring an electrical current response to the electrical stimulus using the electrode that is located in the solution; and determining the level of the analyte in the solution based on the electrical current response to the electrical stimulus. adjusting the slope of the rising or the falling edges of the M-CSW signal by adjusting a DC input voltage to the waveform generation circuit; measuring an electrical current response to the electrical stimulus using the electrode that is located in the solution; and determining the level of the analyte in the solution based on the electrical current response to the electrical stimulus.