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Extract KeyMatrix_Init() and create related typedefs.

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This commit is contained in:
László Monda
2016-10-10 17:33:11 +02:00
parent 188faacdb2
commit 5588aecb78
3 changed files with 74 additions and 39 deletions
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21
shared/key_matrix.c Normal file
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#include "fsl_gpio.h"
#include "key_matrix.h"
void KeyMatrix_Init(key_matrix_t keyMatrix)
{
for (uint8_t col_i=0; col_i<keyMatrix.colNum; col_i++) {
key_matrix_pin_t col = keyMatrix.cols[col_i];
CLOCK_EnableClock(col.clock);
PORT_SetPinConfig(col.port, col.pin,
&(port_pin_config_t){.pullSelect=kPORT_PullDisable, .mux=kPORT_MuxAsGpio});
GPIO_PinInit(col.gpio, col.pin, &(gpio_pin_config_t){kGPIO_DigitalOutput, 1});
}
for (uint8_t row_i=0; row_i<keyMatrix.rowNum; row_i++) {
key_matrix_pin_t row = keyMatrix.rows[row_i];
CLOCK_EnableClock(row.clock);
PORT_SetPinConfig(row.port, row.pin,
&(port_pin_config_t){.pullSelect=kPORT_PullDown, .mux=kPORT_MuxAsGpio});
GPIO_PinInit(row.gpio, row.pin, &(gpio_pin_config_t){kGPIO_DigitalInput});
}
}