e2fe9aa495
- Adjust stall current threshold to 4A and detection time to 2500ms - Add comprehensive README with hardware specs, wiring diagrams - Include current sensing circuit documentation and math - Improve motor and webserver implementations
43 lines
1.5 KiB
C
43 lines
1.5 KiB
C
#ifndef CONFIG_H
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#define CONFIG_H
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// WiFi Configuration
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#define WIFI_SSID "tami"
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#define WIFI_PASSWORD ""
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// Static IP Configuration
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#define STATIC_IP IPAddress(10, 81, 2, 185)
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#define GATEWAY IPAddress(10, 81, 2, 1)
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#define SUBNET IPAddress(255, 255, 255, 0)
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#define DNS IPAddress(10, 81, 2, 1)
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// BTS7960 Pin Definitions
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#define RPWM_PIN 25 // Right PWM (Forward)
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#define LPWM_PIN 26 // Left PWM (Reverse)
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#define R_EN_PIN 27 // Right Enable
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#define L_EN_PIN 14 // Left Enable
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#define R_IS_PIN 34 // Right Current Sense (ADC input only)
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#define L_IS_PIN 35 // Left Current Sense (ADC input only)
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// PWM Configuration
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#define PWM_FREQ 20000 // 20kHz - reduces motor noise
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#define PWM_RESOLUTION 8 // 8-bit resolution (0-255)
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#define PWM_CHANNEL_R 0 // LEDC channel for RPWM
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#define PWM_CHANNEL_L 1 // LEDC channel for LPWM
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// Current Sense Configuration
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// BTS7960 current sense ratio: 8500:1 (kilo-amps)
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// With 1kΩ resistor on IS pin: V = I_motor / 8500
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// ESP32 ADC: 12-bit (0-4095), 0-3.3V
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#define CURRENT_SENSE_RATIO 8500.0f // Amps to sense current ratio
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#define SENSE_RESISTOR 1000.0f // 1kΩ sense resistor (ohms)
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#define ADC_MAX 4095.0f // 12-bit ADC max value
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#define ADC_VREF 3.3f // ADC reference voltage
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#define STALL_CURRENT_THRESHOLD 4.0f // Current (amps) that indicates stall
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#define STALL_DETECT_TIME_MS 2500 // Time to confirm stall (ms) - accounts for startup inrush
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// Web Server
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#define HTTP_PORT 80
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#endif
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