doc: updated readme

.gitignore

@@ -1,3 +1,4 @@
 .vscode
 .DS_Store
 build
+.pio

README.md

@@ -6,7 +6,7 @@
 2. Power consumption in the sleep mode approximately 2 uA.
 3. Transmits device identifier and battery voltage level on each touch event.
 4. Battery measurement through internal ADC with 1.1 V bandgap reference.
-5. Wake-up from power-down mode by external interrupt on falling edge.
+5. Wake-up from power-down mode by external interrupt on rising edge.
 6. Supports ATMega168, ATMega168P, ATMega168PB, ATMega328, ATMega328P, ATMega328PB.
 7. Easy installation into any standard touch pad enclosure.
 
@@ -25,9 +25,3 @@ In an existing PlatformIO project, run the following command to install the firm
 cd your_project
 git clone https://github.com/aZholtikov/zh_avr_touch_pad
 ```
-
-In the `platformio.ini`, select the target microcontroller environment and upload:
-
-```bash
-pio run -e ATmega328P -t upload
-```

platformio.ini

@@ -11,6 +11,8 @@ board_fuses.efuse = 0x07
 upload_flags = 
 	-Pusb
 	-e
+lib_deps = 
+	https://github.com/aZholtikov/zh_rf_config
 
 [env:ATmega168P]
 platform = atmelavr
@@ -25,6 +27,8 @@ board_fuses.efuse = 0x07
 upload_flags = 
 	-Pusb
 	-e
+lib_deps = 
+	https://github.com/aZholtikov/zh_rf_config
 
 [env:ATmega168PB]
 platform = atmelavr
@@ -39,6 +43,8 @@ board_fuses.efuse = 0x07
 upload_flags = 
 	-Pusb
 	-e
+lib_deps = 
+	https://github.com/aZholtikov/zh_rf_config
 
 [env:ATmega328]
 platform = atmelavr
@@ -53,6 +59,8 @@ board_fuses.efuse = 0x07
 upload_flags = 
 	-Pusb
 	-e
+lib_deps = 
+	https://github.com/aZholtikov/zh_rf_config
 
 [env:ATmega328P]
 platform = atmelavr
@@ -67,6 +75,8 @@ board_fuses.efuse = 0x07
 upload_flags = 
 	-Pusb
 	-e
+lib_deps = 
+	https://github.com/aZholtikov/zh_rf_config
 
 [env:ATmega328PB]
 platform = atmelavr
@@ -81,3 +91,5 @@ board_fuses.efuse = 0x07
 upload_flags = 
 	-Pusb
 	-e
+lib_deps = 
+	https://github.com/aZholtikov/zh_rf_config

src/main.c

@@ -3,6 +3,7 @@
 #include "avr/fuse.h"
 #include "avr/interrupt.h"
 #include "util/delay.h"
+#include "zh_rf_config.h"
 
 #if defined(__AVR_ATmega328PB__)
 #ifndef SPCR
@@ -31,7 +32,6 @@
 #define GATEWAY_CHANNEL 120
 #define GATEWAY_ADDRESS 0xDDEEFF
 #define DEVICE_ID 6
-#define DEVICE_TYPE 4
 
 #define NRF_CMD_W_REGISTER 0x20
 #define NRF_CMD_W_TX_PAYLOAD 0xA0
@@ -60,7 +60,7 @@
 /**
  * @brief Initialize INT1 external interrupt for the touch-pad wake-up signal.
  *
- * Configures PD3 as a falling-edge triggered external interrupt source and
+ * Configures PD3 as a rising-edge triggered external interrupt source and
  * enables the INT1 interrupt mask bit. The ISR sets the send_request flag
  * to trigger a radio transmission from the main loop.
  */
@@ -164,6 +164,8 @@ static float zh_get_battery_voltage(void);
 
 static volatile uint8_t send_request = 0;
 
+zh_rf_sensor_transmitted_data_t transmitted_data = {DEVICE_ID, ZH_RF_SENSOR_TOUCH_SWITCH, 0, 0, 0, 0, 0};
+
 int main(void)
 {
 	cli();
@@ -171,19 +173,28 @@ int main(void)
 	zh_spi_init();
 	zh_nrf24_init();
 	set_sleep_mode(SLEEP_MODE_PWR_DOWN);
-	sleep_enable();
 	sei();
 	for (;;)
 	{
 		if (send_request == 1)
 		{
+			cli();
 			send_request = 0;
-			int16_t data[] = {DEVICE_ID, DEVICE_TYPE, (int16_t)(zh_get_battery_voltage() * 100.0), 0, 0, 0, 0};
-			zh_nrf24_send((uint8_t *)data, sizeof(data));
+			sei();
+			transmitted_data.battery_voltage = (int16_t)(zh_get_battery_voltage() * 100.0);
+			zh_nrf24_send((uint8_t *)&transmitted_data, sizeof(transmitted_data));
 		}
 		else
 		{
-			sleep_cpu();
+			cli();
+			if (send_request == 0)
+			{
+				sleep_enable();
+				sei();
+				sleep_cpu();
+			}
+			sei();
+			sleep_disable();
 		}
 	}
 	return 0;
@@ -225,6 +236,8 @@ static void zh_nrf24_init(void)
 	_delay_ms(100);
 	DDRB |= (1 << PB1);
 	PORTB &= ~(1 << PB1);
+	DDRD &= ~(1 << PD2);
+	PORTD |= (1 << PD2);
 	uint64_t gateway_address = GATEWAY_ADDRESS;
 	zh_nrf24_write_register(NRF_REG_CONFIG, 0x00);
 	zh_nrf24_write_register(NRF_REG_EN_AA, 0x01);
@@ -249,7 +262,7 @@ static void zh_nrf24_send(uint8_t *buf, uint8_t size)
 	uint8_t count = 0;
 	while ((PIND & (1 << PD2)) != 0)
 	{
-		if (++count > 50)
+		if (++count > 100)
 		{
 			break;
 		}