liz/flipperzero-firmware
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SubGhz: fix cc1101_read_fifo func (#2379)

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Skorpionm 2023-02-09 09:45:30 +04:00 committed by GitHub
parent 4265057ee8
commit 82c730b6be
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 7 additions and 8 deletions
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13
lib/drivers/cc1101.c
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@ -150,9 +150,8 @@ uint8_t cc1101_write_fifo(FuriHalSpiBusHandle* handle, const uint8_t* data, uint
}
uint8_t cc1101_read_fifo(FuriHalSpiBusHandle* handle, uint8_t* data, uint8_t* size) {
uint8_t buff_tx[64];
buff_tx[0] = CC1101_FIFO | CC1101_READ | CC1101_BURST;
uint8_t buff_rx[2];
uint8_t buff_trx[2];
buff_trx[0] = CC1101_FIFO | CC1101_READ | CC1101_BURST;
// Start transaction
// Wait IC to become ready
@ -160,15 +159,15 @@ uint8_t cc1101_read_fifo(FuriHalSpiBusHandle* handle, uint8_t* data, uint8_t* si
;
// First byte - packet length
furi_hal_spi_bus_trx(handle, buff_tx, buff_rx, 2, CC1101_TIMEOUT);
furi_hal_spi_bus_trx(handle, buff_trx, buff_trx, 2, CC1101_TIMEOUT);
// Check that the packet is placed in the receive buffer
if(buff_rx[1] > 64) {
if(buff_trx[1] > 64) {
*size = 64;
} else {
*size = buff_rx[1];
*size = buff_trx[1];
}
furi_hal_spi_bus_trx(handle, &buff_tx[1], data, *size, CC1101_TIMEOUT);
furi_hal_spi_bus_trx(handle, NULL, data, *size, CC1101_TIMEOUT);
return *size;
}