ahoneybun/qmk_firmware
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working

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This commit is contained in:
Jack Humbert 2018-02-23 12:09:03 -05:00
parent 123ad0de95
commit b308d6709e
2 changed files with 14 additions and 11 deletions
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21
drivers/arm/twi2c.c
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@ -92,7 +92,7 @@ I2CSlaveMsg initialReply =
// Response to received messages
I2CSlaveMsg echoReply = { /* this is in RAM so size may be updated */
0, /* filled in with the length of the message to send */
MATRIX_ROWS / 2, /* filled in with the length of the message to send */
txBody, /* Response message */
NULL, /* do nothing special on address match */
clearAfterSend, /* Clear receive buffer once replied */
@ -140,8 +140,8 @@ void twi2c_slave_message_process(I2CDriver *i2cp) {
// size_t len = i2cSlaveBytes(i2cp); // Number of bytes received
memset(txBody, 0, MATRIX_ROWS / 2 * sizeof(matrix_row_t));
// matrix_copy(txBody);
// memset(txBody, 0, MATRIX_ROWS / 2 * sizeof(matrix_row_t));
matrix_copy(txBody);
echoReply.size = MATRIX_ROWS / 2;
i2cSlaveReplyI(i2cp, &echoReply);
@ -153,8 +153,8 @@ void twi2c_slave_message_process(I2CDriver *i2cp) {
*/
void clearAfterSend(I2CDriver *i2cp)
{
echoReply.size = 0; // Clear receive message
i2cSlaveReplyI(i2cp, &initialReply);
// echoReply.size = 0; // Clear receive message
// i2cSlaveReplyI(i2cp, &initialReply);
}
@ -179,13 +179,16 @@ void twi2c_slave_init(void) {
I2C_DRIVER.slaveTimeout = MS2ST(100); // Time for complete message
#endif
i2cSlaveConfigure(&I2C_DRIVER, &echoRx, &initialReply);
// i2cSlaveConfigure(&I2C_DRIVER, &echoRx, &echoReply);
// i2cSlaveConfigure(&I2C_DRIVER, &echoRx, &initialReply);
memset(txBody, 0, MATRIX_ROWS / 2 * sizeof(matrix_row_t));
i2cSlaveConfigure(&I2C_DRIVER, &echoRx, &echoReply);
// Enable match address after everything else set up
// i2cMatchAddress(&I2C_DRIVER, slaveI2Caddress/2);
i2cMatchAddress(&I2C_DRIVER, slaveI2Caddress/2);
// i2cMatchAddress(&I2C_DRIVER, myOtherI2Caddress/2);
i2cMatchAddress(&I2C_DRIVER, 0); /* "all call" */
// i2cMatchAddress(&I2C_DRIVER, 0); /* "all call" */
printf("Slave I2C started\n\r");