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Nano 33 BLE - enable the SPI1 sensors #67

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Merged
merged 2 commits into from
Mar 6, 2025
Merged

Nano 33 BLE - enable the SPI1 sensors #67

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aa0fca4
Nano 33 BLE - enable the SPI1 sensors
KurtE Feb 5, 2025
03a7fce
Add call to initVariant in main move ble sense to variant.cpp
KurtE Mar 5, 2025
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9 changes: 9 additions & 0 deletions cores/arduino/main.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -13,11 +13,20 @@
void start_static_threads();
#endif


// This function will be overwriten by most variants.
void __attribute__((weak))initVariant(void) {

}


int main(void) {
#if (DT_NODE_HAS_PROP(DT_PATH(zephyr_user), cdc_acm) && CONFIG_USB_CDC_ACM)
Serial.begin(115200);
#endif

initVariant();

#ifdef CONFIG_MULTITHREADING
start_static_threads();
#endif
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2 changes: 2 additions & 0 deletions loader/boards/arduino_nano_33_ble_sense.overlay
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Expand Up @@ -45,6 +45,8 @@

/ {
zephyr,user {
pin-enable-gpios = <&gpio0 22 GPIO_ACTIVE_HIGH>;

digital-pin-gpios = <&arduino_nano_header 0 0>,
<&arduino_nano_header 1 0>,
<&arduino_nano_header 2 0>,
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19 changes: 18 additions & 1 deletion variants/arduino_nano_33_ble_sense/variant.cpp
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Original file line number Diff line number Diff line change
@@ -1,6 +1,23 @@
#include "Arduino.h"
#include <hal/nrf_power.h>
#include <zephyr/dt-bindings/gpio/nordic-nrf-gpio.h>

void _on_1200_bps() {
nrf_power_gpregret_set(NRF_POWER, 0, 0xb0);
NVIC_SystemReset();
}
}

void initVariant(void) {
static const struct gpio_dt_spec enable_sensors =
GPIO_DT_SPEC_GET(DT_PATH(zephyr_user), pin_enable_gpios);
if (gpio_is_ready_dt(&enable_sensors)) {
gpio_flags_t flags = enable_sensors.dt_flags | GPIO_OUTPUT_HIGH | GPIO_ACTIVE_HIGH | NRF_GPIO_DRIVE_H0H1;
Serial.println((uint32_t)flags, HEX);

gpio_pin_configure(enable_sensors.port, enable_sensors.pin, flags);
gpio_pin_set(enable_sensors.port, enable_sensors.pin, HIGH);
//Serial.println("### Sensor pin enabled ###");

delay(500);
}
}
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