22 lines
512 B
Rust
22 lines
512 B
Rust
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use core::ptr::{read_volatile, write_volatile};
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const FLASH_CONTROL: *mut u32 = (0x02000100) as *mut u32;
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const FLASH_START_ADDR: u32 = (0x03000000);
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pub fn flash_set_div(div: u32) {
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unsafe {
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write_volatile(FLASH_CONTROL, div as u32);
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}
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}
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pub fn flash_get_div() -> u32 {
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unsafe {
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return read_volatile(FLASH_CONTROL) as u32
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}
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}
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pub fn flash_read_word(byte_offset: u32) -> u32 {
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let mem = (FLASH_START_ADDR + byte_offset) as *mut u32;
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unsafe {
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return *mem
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}
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}
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