pio: allow programs with 32 instructions (#236)

raspberrypi · Mar 8, 2021 · d509264 · d509264
1 parent 753b81e
commit d509264
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/rp2_common/hardware_pio/pio.c b/src/rp2_common/hardware_pio/pio.c
@@ -54,7 +54,7 @@ static_assert(PIO_INSTRUCTION_COUNT <= 32, "");
 static uint32_t _used_instruction_space[2];
 
 static int _pio_find_offset_for_program(PIO pio, const pio_program_t *program) {
-    assert(program->length < PIO_INSTRUCTION_COUNT);
+    assert(program->length <= PIO_INSTRUCTION_COUNT);
     uint32_t used_mask = _used_instruction_space[pio_get_index(pio)];
     uint32_t program_mask = (1u << program->length) - 1;
     if (program->origin >= 0) {