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Make bidirectional communication work between the keyboard halves. Make the set test LED USB command set the test LED of the left half, too.

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László Monda
2016-10-19 19:39:00 +02:00
parent 1286d9cfc3
commit 7a6e5523fb
9 changed files with 167 additions and 37 deletions
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16
left/src/main.c
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@@ -2,14 +2,13 @@
#include "init_clock.h"
#include "fsl_port.h"
#include "fsl_i2c.h"
#include "main.h"
#include "key_matrix.h"
#include "test_led.h"
#include "i2c_addresses.h"
#include "i2c.h"
#include "init_peripherials.h"
#define KEYBOARD_MATRIX_COLS_NUM 7
#define KEYBOARD_MATRIX_ROWS_NUM 5
#include "bridge_protocol_handler.h"
key_matrix_t keyMatrix = {
.colNum = KEYBOARD_MATRIX_COLS_NUM,
@@ -40,12 +39,18 @@ static void i2c_slave_callback(I2C_Type *base, i2c_slave_transfer_t *xfer, void
switch (xfer->event)
{
case kI2C_SlaveTransmitEvent:
xfer->data = keyMatrix.keyStates;
xfer->dataSize = KEYBOARD_MATRIX_COLS_NUM*KEYBOARD_MATRIX_ROWS_NUM;
BridgeProtocolHandler();
xfer->data = BridgeTxBuffer;
xfer->dataSize = BridgeTxSize;
break;
case kI2C_SlaveReceiveEvent:
BridgeProtocolHandler();
xfer->data = BridgeRxBuffer;
xfer->dataSize = BRIDGE_RX_BUFFER_SIZE;
break;
case kI2C_SlaveCompletionEvent:
xfer->data = NULL;
xfer->dataSize = 0;
break;
case kI2C_SlaveTransmitAckEvent:
break;
@@ -64,6 +69,7 @@ int main(void)
slaveConfig.addressingMode = kI2C_Address7bit/kI2C_RangeMatch;
I2C_SlaveInit(I2C_BUS_BASEADDR, &slaveConfig);
I2C_SlaveTransferCreateHandle(I2C_BUS_BASEADDR, &slaveHandle, i2c_slave_callback, NULL);
slaveHandle.eventMask |= kI2C_SlaveCompletionEvent;
I2C_SlaveTransferNonBlocking(I2C_BUS_BASEADDR, &slaveHandle, kI2C_SlaveCompletionEvent);
KeyMatrix_Init(&keyMatrix);