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Now fifo size in ST25 chip is calculated properly (#3829)

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Co-authored-by: あく <alleteam@gmail.com>
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RebornedBrain 2024-08-09 10:08:05 +03:00 committed by GitHub
parent 235cb649a6
commit 3672efa7da
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1 changed files with 6 additions and 3 deletions
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9
lib/drivers/st25r3916.c
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@ -57,9 +57,12 @@ bool st25r3916_read_fifo(
do {
uint8_t fifo_status[2] = {};
st25r3916_read_burst_regs(handle, ST25R3916_REG_FIFO_STATUS1, fifo_status, 2);
size_t bytes = ((fifo_status[1] & ST25R3916_REG_FIFO_STATUS2_fifo_b_mask) >>
ST25R3916_REG_FIFO_STATUS2_fifo_b_shift) |
fifo_status[0];
uint16_t fifo_status_b9_b8 =
((fifo_status[1] & ST25R3916_REG_FIFO_STATUS2_fifo_b_mask) >>
ST25R3916_REG_FIFO_STATUS2_fifo_b_shift);
size_t bytes = (fifo_status_b9_b8 << 8) | fifo_status[0];
uint8_t bits =
((fifo_status[1] & ST25R3916_REG_FIFO_STATUS2_fifo_lb_mask) >>
ST25R3916_REG_FIFO_STATUS2_fifo_lb_shift);