RoboHeart Hercules Development Board Pinout and Technical Specifications
Code name: roboheart_hercules
RoboHeart Hercules development board is based on esp32 microcontroller and uses xtensa architecture. This development board has a maximum CPU frequency of 240 MHz and a flash size of 4MB.
Features
- 20 digital IO pins
- 16 external interrupt pins
- 16 analog input pins
- 21 PWM pins
Connectivity
- WiFi: 802.11 b/g/n (2.4 GHz)
- Bluetooth: 4.2
- WiFi: 4.2
Technical specs
| Clock Speed | 240 MHz |
| Flash size | 4MB |
| Microcontroller | esp32 |
| Architecture | xtensa |
RoboHeart Hercules Pins Mapping Arduino IDE
Below you can find the RoboHeart Hercules pinout. This development board provides 20 digital IO pins, out of which 16 can be used as an external interrupt pins , 16 as analog input pins and 21 pins have Pulse-Width Modulation (PWM) .
| Pin | Analog | Touch | PWM | Other |
|---|---|---|---|---|
| 0 | A11 | BUTTON_ROBOHEART G0 | ||
| 1 | PWM | G1 | ||
| 2 | A12 | PWM | SLEEP_MOTOR_ABC G2 | |
| 3 | PWM | G3 | ||
| 4 | A10 | PWM | MOTOR_C_IN2 | |
| 5 | PWM | SS G5 | ||
| 12 | A15 | PWM | GSM_PWRKEY G12 | |
| 13 | A14 | PWM | GSM_DTR G13 | |
| 14 | A16 | PWM | LED_ROBOHEART GSM_RTS | |
| 15 | A13 | PWM | GSM_CTS G15 | |
| 16 | PWM | RXD1 RXD2 G16 | ||
| 17 | PWM | TXD1 TXD2 G17 | ||
| 18 | PWM | SCK G18 | ||
| 19 | PWM | MISO G19 | ||
| 21 | PWM | IMU_SDA SDA G21 | ||
| 22 | PWM | IMU_SCL SCL G22 | ||
| 23 | PWM | MOSI G23 | ||
| 25 | A18 | PWM | MOTOR_A_IN1 G25 DAC1 | |
| 26 | A19 | PWM | MOTOR_A_IN2 G26 DAC2 | |
| 27 | A17 | PWM | MOTOR_B_IN1 | |
| 32 | A4 | PWM | MOTOR_B_IN2 | |
| 33 | A5 | PWM | MOTOR_C_IN1 | |
| 34 | A6 | RX G34 | ||
| 35 | A7 | TX G35 | ||
| 36 | A0 | BATTERY_PIN G36 | ||
| 39 | A3 |
Default Tools
| Bootloader tool | |
| Uploader tool | esptool_py |
| Network uploader tool | |
| Bootloader address | 0x1000 |
| Flash mode | dio |
| Boot mode | dio |
| PSRAM type | |
| Maximum upload size | 1280 Kb (1310720 B) |
| Maximum data size | 320 Kb (327680 B) |
The RoboHeart Hercules development board by default uses esptool_py uploader tool, network uploader tool for Over-the-air (OTA) uploads and bootloader tool. The bootloader starts at address "0x1000". Flash mode and boot mode for RoboHeart Hercules development board by default is dio and dio respectively. When using Arduino IDE, the maximum sketch upload size is 1280 Kb (1310720 B) and maximum data size for variables is 320 Kb (327680 B).