playground-stm32/neopixel_f103_mvp
2
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

the first effect

Browse source
This commit is contained in:
Attila BODY 2018-12-16 16:10:14 +01:00
parent f02188bf2d
commit d140baf50e
2 changed files with 44 additions and 39 deletions
Download patch file Download diff file Expand all files Collapse all files

27
Inc/bitband.h
View file

@ -1,27 +0,0 @@
/*
* bitband.h
*
* Created on: Dec 14, 2018
* Author: abody
*/
#ifndef BITBAND_H_
#define BITBAND_H_
#include <inttypes.h>
#define RAM_BASE 0x20000000
#define RAM_BB_BASE 0x22000000
#define RAM_ResetBit_BB(VarAddr, BitNumber) (*(volatile uint32_t *) (RAM_BB_BASE | ((VarAddr - RAM_BASE) << 5) | ((BitNumber) << 2)) = 0)
#define RAM_SetBit_BB(VarAddr, BitNumber) (*(volatile uint32_t *) (RAM_BB_BASE | ((VarAddr - RAM_BASE) << 5) | ((BitNumber) << 2)) = 1)
#define RAM_GetBit_BB(VarAddr, BitNumber) (*(volatile uint32_t *) (RAM_BB_BASE | ((VarAddr - RAM_BASE) << 5) | ((BitNumber) << 2)))
#define BITBAND_RAM(address, bit) ( (__IO uint32_t *) (RAM_BB_BASE + (((uint32_t)address) - RAM_BASE) * 32 + (bit) * 4))
#define IO_BASE 0x20000000
#define IO_BB_BASE 0x22000000
#define IO_ResetBit_BB(VarAddr, BitNumber) (*(volatile uint32_t *) (IO_BB_BASE | ((VarAddr - IO_BASE) << 5) | ((BitNumber) << 2)) = 0)
#define IO_SetBit_BB(VarAddr, BitNumber) (*(volatile uint32_t *) (IO_BB_BASE | ((VarAddr - IO_BASE) << 5) | ((BitNumber) << 2)) = 1)
#define IO_GetBit_BB(VarAddr, BitNumber) (*(volatile uint32_t *) (IO_BB_BASE | ((VarAddr - IO_BASE) << 5) | ((BitNumber) << 2)))
#define BITBAND_IO(address, bit) ( (__IO uint32_t *) (IO_BB_BASE + (((uint32_t)address) - IO_BASE) * 32 + (bit) * 4))
#endif /* BITBAND_H_ */