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Fix limits on acceptable ranges

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9names 2021-08-21 01:47:11 +10:00
parent 50dbb8a22f
commit dbcaf1933a
1 changed files with 4 additions and 4 deletions
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8
rp2040-hal/src/i2c.rs
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@ -130,10 +130,10 @@ macro_rules! hal {
let hcnt = period - lcnt; let hcnt = period - lcnt;
// Check for out-of-range divisors: // Check for out-of-range divisors:
assert!(hcnt < 0xffff); assert!(hcnt <= 0xffff);
assert!(lcnt < 0xffff); assert!(lcnt <= 0xffff);
assert!(hcnt > 8); assert!(hcnt >= 8);
assert!(lcnt > 8); assert!(lcnt >= 8);
// Per I2C-bus specification a device in standard or fast mode must // Per I2C-bus specification a device in standard or fast mode must
// internally provide a hold time of at least 300ns for the SDA signal to // internally provide a hold time of at least 300ns for the SDA signal to