avr_firmwares/zh_avr_touch_pad
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This commit is contained in:
Alexey Zholtikov
2025-07-20 08:35:57 +03:00
parent 43af456712
commit 66fc339a89
1 changed files with 11 additions and 5 deletions
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16
src/main.c
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@@ -55,6 +55,7 @@ static void zh_pad_interrupt_init(void)
static void zh_spi_init(void)
{
DDRB |= ((1 << PORTB2) | (1 << PORTB3) | (1 << PORTB5));
PORTB |= (1 << PORTB2);
SPCR |= ((1 << SPE) | (1 << MSTR));
}
@@ -70,7 +71,8 @@ static uint8_t zh_spi_transfer(uint8_t data)
static void zh_nrf24_init(void)
{
uint64_t gateway_address = GATEWAY_ADDRESS;
DDRB |= (1 << PORTB2);
DDRB |= (1 << PORTB1);
PORTB &= ~(1 << PORTB1);
zh_nrf24_write_register(0x00, 0x48);
zh_nrf24_write_register(0x01, 0x01);
zh_nrf24_write_register(0x02, 0x01);
@@ -86,19 +88,23 @@ static void zh_nrf24_init(void)
static void zh_nrf24_send(uint8_t *buf, uint8_t size)
{
zh_nrf24_write_register(0x00, 0x4A);
_delay_ms(2);
_delay_ms(5);
zh_nrf24_send_command(0xE1);
zh_nrf24_write_buffer(0xA0, buf, size);
PORTB |= (1 << PORTB1);
_delay_us(15);
PORTB &= ~(1 << PORTB1);
uint8_t count = 0;
while ((PIND & (1 << PIND2)) != 0)
{
if (++count > 100)
{
break;
}
_delay_ms(1);
}
zh_nrf24_write_register(0x07, zh_nrf24_send_command(0xFF));
zh_nrf24_send_command(0xE1);
zh_nrf24_write_register(0x00, 0x48);
PORTB &= ~(1 << PORTB2);
PORTB &= ~((1 << PORTB1) | (1 << PORTB2));
}
static uint8_t zh_nrf24_write_buffer(uint8_t cmd, uint8_t *buf, uint8_t count)