Loosely port the firmware of the left keyboard half to KSDK 2.0

2016-10-06 18:00:05 +02:00
parent 4742a0c661
commit 5f131eb599
16 changed files with 571 additions and 334 deletions
--- a/left/src/main.c
+++ b/left/src/main.c
@@ -0,0 +1,141 @@
+#include "fsl_gpio.h"
+#include "clock_config.h"
+
+#define TEST_LED_GPIO  GPIOA
+#define TEST_LED_PORT  PORTA
+#define TEST_LED_CLOCK kCLOCK_PortA
+#define TEST_LED_PIN   12
+
+#define TEST_LED_INIT(output) GPIO_PinInit(TEST_LED_GPIO, TEST_LED_PIN, \
+                                          &(gpio_pin_config_t){kGPIO_DigitalOutput, (output)})
+#define TEST_LED_ON() GPIO_ClearPinsOutput(TEST_LED_GPIO, 1U << TEST_LED_PIN)
+#define TEST_LED_OFF() GPIO_SetPinsOutput(TEST_LED_GPIO, 1U << TEST_LED_PIN)
+
+int main(void)
+{
+    CLOCK_EnableClock(TEST_LED_CLOCK);
+    TEST_LED_INIT(0);
+    BOARD_BootClockRUN();
+    while (1)
+    {
+        for (uint32_t i=0; i<500000; i++) {
+            TEST_LED_ON();
+        }
+        for (uint32_t i=0; i<500000; i++) {
+            TEST_LED_OFF();
+        }
+    }
+}
+
+/*
+#define I2C_DATA_LENGTH 2
+
+#include "board.h"
+#include "fsl_clock_manager.h"
+#include "fsl_i2c_slave_driver.h"
+#include "fsl_i2c_shared_function.h"
+#include "i2c_addresses.h"
+#include "main.h"
+
+uint8_t isSw2Pressed;
+uint8_t isSw3Pressed;
+uint8_t buffer[I2C_DATA_LENGTH];
+
+void I2C0_IRQHandler(void)
+{
+    I2C_DRV_IRQHandler(I2C0_IDX);
+}
+
+static void i2c_slave_callback(uint8_t instance, i2c_slave_event_t i2cEvent, void *param)
+{
+    i2c_slave_state_t *slaveState = I2C_DRV_SlaveGetHandler(instance);
+
+    switch (i2cEvent) {
+        case kI2CSlaveTxReq:
+            slaveState->txSize = I2C_DATA_LENGTH;
+            slaveState ->txBuff = buffer;
+            slaveState ->isTxBusy = true;
+            buffer[0] = isSw2Pressed;
+            buffer[1] = isSw3Pressed;
+            break;
+
+        case kI2CSlaveTxEmpty:
+            slaveState->isTxBusy = false;
+            break;
+
+        default:
+            break;
+    }
+}
+
+int main(void)
+{
+    // Initialize GPIO.
+
+    gpio_input_pin_user_config_t inputPin[] =
+    {
+        {
+            .pinName                       = kGpioSW2,
+            .config.isPullEnable           = true,
+            .config.pullSelect             = kPortPullUp,
+            .config.isPassiveFilterEnabled = false,
+            .config.interrupt              = kPortIntDisabled,
+        },
+        {
+            .pinName                       = kGpioSW3,
+            .config.isPullEnable           = true,
+            .config.pullSelect             = kPortPullUp,
+            .config.isPassiveFilterEnabled = false,
+            .config.interrupt              = kPortIntDisabled,
+        },
+        {
+            .pinName = GPIO_PINS_OUT_OF_RANGE,
+        }
+    };
+
+    gpio_output_pin_user_config_t outputPin[] =
+    {
+        {
+            .pinName              = kGpioLED1,
+            .config.outputLogic   = 0,
+            .config.slewRate      = kPortFastSlewRate,
+            .config.driveStrength = kPortHighDriveStrength,
+        },
+        {
+            .pinName              = kGpioLED3,
+            .config.outputLogic   = 0,
+            .config.slewRate      = kPortFastSlewRate,
+            .config.driveStrength = kPortHighDriveStrength,
+        },
+        {
+            .pinName = GPIO_PINS_OUT_OF_RANGE,
+        }
+    };
+
+    GPIO_DRV_Init(inputPin, outputPin);
+
+    // Initialize I2C.
+
+    i2c_slave_state_t slave;
+
+    i2c_slave_user_config_t userConfig = {
+        .address         = I2C_ADDRESS_LED_DRIVER_LEFT,
+        .slaveCallback   = i2c_slave_callback,
+        .callbackParam   = NULL,
+        .slaveListening  = true,
+        .startStopDetect = true,
+    };
+
+    configure_i2c_pins(0);
+    I2C_DRV_SlaveInit(BOARD_I2C_INSTANCE, &userConfig, &slave);
+
+    // Update switch states and toggle LEDs accordingly.
+
+    while (1) {
+        isSw2Pressed = GPIO_DRV_ReadPinInput(kGpioSW2);
+        isSw3Pressed = GPIO_DRV_ReadPinInput(kGpioSW3);
+        GPIO_DRV_WritePinOutput(kGpioLED1, isSw2Pressed);
+        GPIO_DRV_WritePinOutput(kGpioLED3, isSw3Pressed);
+    }
+}
+*/