diff options
Diffstat (limited to 'src/main.rs')
| -rw-r--r-- | src/main.rs | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/src/main.rs b/src/main.rs index 2b3c97c..d5fdef9 100644 --- a/src/main.rs +++ b/src/main.rs @@ -51,6 +51,7 @@ fn digits_countup() { fn update_clock() { unsafe { + if RTC.is_none() {return} if !TIME.tick() { let ds3231::Date{second: sec, minute: min, @@ -164,14 +165,14 @@ fn main() { unsafe { I2C = Some(i2c::I2C::new(i2c, rcc)); let i2c = I2C.as_mut().unwrap(); - RTC = Some(ds3231::DS3231::new(i2c)); + let rtc = ds3231::DS3231::new(i2c); ROM = Some(at24c::AT24C::new(i2c)); SR = Some(ShiftRegister::new(gpioa, 24)); - i2c.init(0x01, 400_000, i2c::DutyType::DUTY1); + i2c.init(0x01, 400_000, i2c::DutyType::DUTY1, true); + //i2c.init(0x01, 100_000, i2c::DutyType::DUTY1, false); SR.as_mut().unwrap().output_bits(0); - let rtc = RTC.as_mut().unwrap(); /* initialize the ds3231 */ /* rtc.write_fulldate(&ds3231::Date{second: 30, @@ -186,11 +187,12 @@ fn main() { */ /* let rom = ROM.as_mut().unwrap(); - let mut buf: [u8; 16] = [0; 16]; - rom.read(0, 16, &mut buf); - let mut buf2: [u8; 4] = [0, 1, 2, 3]; - rom.page_write(0, 4, &buf2); + let mut buf: [u8; 64] = [23; 64]; + rom.write(23, 64, &buf); + let mut buf2: [u8; 80] = [0; 80]; + rom.read(20, 80, &mut buf2); */ + RTC = Some(rtc); } update_clock(); |