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Fix I2S::write(const uint8_t *buffer, size_t size) (#1461)

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According to this: https://github.com/earlephilhower/arduino-pico/discussions/1450
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LinusHeu 2023-05-20 20:33:50 +02:00 committed by GitHub
parent a1ae61b5b1
commit 3b4fb295ea
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1 changed files with 4 additions and 3 deletions
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7
libraries/I2S/src/I2S.cpp
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@ -376,13 +376,14 @@ bool I2S::read32(int32_t *l, int32_t *r) {
size_t I2S::write(const uint8_t *buffer, size_t size) {
// We can only write 32-bit chunks here
if (size & 0x3) {
if (size & 0x3 || !_running || !_isOutput) {
return 0;
}
size_t writtenSize = 0;
int32_t *p = (int32_t *)buffer;
uint32_t *p = (uint32_t *)buffer;
while (size) {
if (!write((int32_t)*p)) {
if (!_arb->write(*p, false)) {
// Blocked, stop write here
return writtenSize;
} else {