synth_tools

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Using Arduino (nano or uno) + MCP4725 (DAC). ** https://hkadesign.org.uk/monotronkb.html for yet another version Alternative: CV from something else VCF MK's Diode Ladder VCF Kassutronic's KS-20 https://kassu2000.blogspot.com/2019/07/ks-20-filter.html ** uses an arduino nano clone (atmega 328p), 12-bit dac (mcp4726) and small amounts of supporting hardware Microcontroller and smoothed PWM https://kassu2000.blogspot.com/2019/10/quantizer.html using a gate. If nothing is plugged into the space of 5 out_working_increment = working_increment * 4 / 5; out_row_2 = working_increment*1 + row_1; row_5 = row_4 + vertical_space/7; row_4 = working_increment*3 + out_row_1; out_row_4 = out_working_increment*3 + out_row_1; out_row_5 = out_working_increment*4 + out_row_1; out_row_4 = working_increment*3 + row_1; row_5 = working_increment*4 + row_1; row_4 = row_3 + vertical_space/7; cv_in_1a = [left_col, row_7, 0]; audio_out_1 = [right_col, row_7, 0]; cv_in_1b = [right_col, row_6, 0]; audio_in_1 = [left_col, row_3, 0]; pwm_duty = [width_mm - h_margin - working_width/8, row_2, 0]; fm_lvl = [second_col, second_row, 0]; //Third row interface placement fm_in = [h_margin+working_width/8, row_4, 0]; pwm_cv_lvl = [width_mm - h_margin - working_width/8, row_3, 0]; pwm_duty = [second_col, third_row, 0]; fm_lvl = [second_col, third_row, 0]; //Fourth row interface placement sync_in = [first_col, fifth_row, 0]; pwm_duty = [width_mm - h_margin - working_width/8, row_3, 0]; pwm_duty = [width_mm - h_margin - working_width/8, row_4, 0]; pwm_cv_lvl = [width_mm - h_margin .

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