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Add Wemos DC mottor shild (v1.0.0) support

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This commit is contained in:
Denis 2020-02-19 21:55:20 -08:00
parent 6a84899e10
commit 46ad5166e1
5 changed files with 198 additions and 1 deletions
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1
I2CDEVICES.md
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@ -64,4 +64,5 @@ Index | Define | Driver | Device | Address(es) | Description
41 | USE_DHT12 | xsns_58 | DHT12 | 0x5C | Temperature and humidity sensor
42 | USE_DS1624 | xsns_59 | DS1621 | 0x48 - 0x4F | Temperature sensor
42 | USE_DS1624 | xsns_59 | DS1624 | 0x48 - 0x4F | Temperature sensor
43 | USE_WEMOS_MOTOR_V1 | xdrv_34 | | 0x30 | WEMOS motor shield v1.0.0 (6612FNG)

3
tasmota/my_user_config.h
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@ -501,6 +501,9 @@
#define MTX_ADDRESS7 0x00 // [DisplayAddress7] I2C address of seventh 8x8 matrix module
#define MTX_ADDRESS8 0x00 // [DisplayAddress8] I2C address of eigth 8x8 matrix module
// #define USE_DISPLAY_SH1106 // [DisplayModel 7] [I2cDriver6] Enable SH1106 Oled 128x64 display (I2C addresses 0x3C and 0x3D)
#define USE_WEMOS_MOTOR_V1
#define USE_WEMOS_MOTOR_V1_ADDR 0x30
#define USE_WEMOS_MOTOR_V1_FREQ 1000
#endif // USE_I2C
// -- SPI sensors ---------------------------------

4
tasmota/support_features.ino
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@ -513,8 +513,10 @@ void GetFeatures(void)
#ifdef USE_LE01MR
feature5 |= 0x08000000; // xnrg_13_fif_le01mr.ino
#endif
#ifdef USE_WEMOS_MOTOR_V1
feature5 |= 0x10000000; // xdrv_34_wemos_motor_v1.ino
#endif
// feature5 |= 0x10000000;
// feature5 |= 0x20000000;
// feature5 |= 0x40000000;
// feature5 |= 0x80000000;

3
tasmota/tasmota_post.h
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@ -221,6 +221,9 @@ extern "C" void custom_crash_callback(struct rst_info * rst_info, uint32_t stack
//#define USE_ARDUINO_SLAVE // Add support for Arduino Uno/Pro Mini via serial interface including flashing (+2k3 code, 44 mem)
#undef DEBUG_THEO // Disable debug code
#undef USE_DEBUG_DRIVER // Disable debug code
#define USE_WEMOS_MOTOR_V1
#define USE_WEMOS_MOTOR_V1_ADDR 0x30
#define USE_WEMOS_MOTOR_V1_FREQ 1000
#endif // FIRMWARE_SENSORS
/*********************************************************************************************\

188
tasmota/xdrv_34_wemos_motor_v1.ino Normal file
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@ -0,0 +1,188 @@
/*
xdrv_34_wemos_motor_v1.ino - Support for I2C WEMOS motor shield (6612FNG)
Copyright (C) 2020 Andre Thomas and Theo Arends
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifdef USE_I2C
#ifdef USE_WEMOS_MOTOR_V1
/*********************************************************************************************\
* WEMOS_MOTOR_V1 - DC motor driver shield (6612FNG) v 1.0.0
*
* I2C Address: 0x30
* Command format:
* driver43 <command>,<motor>,<direction>{,<duty>}
* command:
* RESET - reset a motor shield
* SETMOTOR - seter motor state
* motor:
* 0 - motor A
* 1 - motor B
* direction:
* 0 - short break
* 1 - CCW
* 2 - CW
* 3 - stop
* 4 - standby
* duty (optional):
* 0 - 100% (100% by default)
\*********************************************************************************************/
#define XDRV_34 34
#define XI2C_43 43 // See I2CDEVICES.md
#define MOTOR_A 0
#define MOTOR_B 1
#define SHORT_BRAKE 0
#define CCW 1
#define CW 2
#define STOP 3
#define STANDBY 4
bool wemos_driver_detected = false;
uint8_t _motor;
void Wemos_Driver_Detect(void)
{
if (!I2cActive(USE_WEMOS_MOTOR_V1_ADDR))
{
I2cSetActiveFound(USE_WEMOS_MOTOR_V1_ADDR, "WEMOS_MOTOR_V1");
wemos_driver_detected = true;
Motor_Reset();
return;
}
}
void Motor_Reset(void)
{
Wire.begin();
Motor_SetFreq(USE_WEMOS_MOTOR_V1_FREQ);
Response_P(PSTR("{\"WEMOS_MOTOR_V1\":{\"RESET\":\"OK\"}}"));
}
void Motor_SetFreq(uint32_t freq)
{
Wire.beginTransmission(USE_WEMOS_MOTOR_V1_ADDR);
Wire.write(((byte)(freq >> 16)) & (byte)0x0f);
Wire.write((byte)(freq >> 16));
Wire.write((byte)(freq >> 8));
Wire.write((byte)freq);
Wire.endTransmission(); // stop transmitting
delay(100);
}
void Motor_SetMotor(uint8_t motor, uint8_t dir, float pwm_val)
{
uint16_t _pwm_val;
Wire.beginTransmission(USE_WEMOS_MOTOR_V1_ADDR);
Wire.write(motor | (byte)0x10);
Wire.write(dir);
_pwm_val = uint16_t(pwm_val * 100);
if (_pwm_val > 10000)
_pwm_val = 10000;
Wire.write((byte)(_pwm_val >> 8));
Wire.write((byte)_pwm_val);
Wire.endTransmission();
delay(100);
Response_P(PSTR("{\"WEMOS_MOTOR_V1\":{\"SETMOTOR\":\"OK\"}}"));
}
bool Motor_Command(void)
{
uint8_t args_count = 0;
if (XdrvMailbox.data_len > 0)
{
args_count = 1;
}
else
{
return false;
}
for (uint32_t idx = 0; idx < XdrvMailbox.data_len; idx++)
{
if (' ' == XdrvMailbox.data[idx])
{
XdrvMailbox.data[idx] = ',';
}
if (',' == XdrvMailbox.data[idx])
{
args_count++;
}
}
UpperCase(XdrvMailbox.data, XdrvMailbox.data);
char *command = strtok(XdrvMailbox.data, ",");
if (strcmp(command, "RESET") == 0)
{
Motor_Reset();
return true;
}
if (strcmp(command, "SETMOTOR") == 0)
{
if (args_count >= 3)
{
int motor = atoi(strtok(NULL, ","));
int dir = atoi(strtok(NULL, ","));
int duty = 100;
if (args_count == 4)
{
duty = atoi(strtok(NULL, ","));
}
Motor_SetMotor(motor, dir, duty);
return true;
}
}
return false;
}
bool Xdrv34(uint8_t function)
{
if (!I2cEnabled(XI2C_43))
{
return false;
}
bool result = false;
if (FUNC_INIT == function)
{
Wemos_Driver_Detect();
result = wemos_driver_detected;
}
else if (wemos_driver_detected)
{
if (FUNC_COMMAND_DRIVER == function && XI2C_43 == XdrvMailbox.index)
{
result = Motor_Command();
}
}
return result;
}
#endif // USE_WEMOS_MOTOR_V1
#endif // USE_IC2