STVA Secondary Throttle Valve Adjustment
Suzuki GS-F 650/1250 (ccm3)
Secondary Throttle Valve
- 2A 7 Ohm bipolar 4 wire stepper for intake pipe cross-section area control
- 256 steps enough?
- or more steps needed? Please check if available
- step down to 0 at powerup/ Ignition ON->full open-> set 15% position before/during start.
- step to command position after that (PWM input or digital input)
Analog input 0.5V .. 4.5V (supplied from 5V)
- 0.5V .. 4.5V
- mcp3208 analog input for logging.