yuzu/MCUFRIEND_kbv
1
0
Fork 0
mirror of https://github.com/YuzuZensai/MCUFRIEND_kbv.git synced 2026-01-31 14:57:48 +00:00
Code Issues Packages Projects Releases Wiki Activity

rearrange Due timing macros. add extra WR_IDLE for Due

Browse Source
This commit is contained in:
prenticedavid
2018-10-09 10:36:37 +01:00
parent dc7b18fd76
commit 89781839e4
1 changed files with 7 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
utility/mcufriend_shield.h
View File

@@ -147,6 +147,9 @@
//####################################### DUE ############################
#elif defined(__SAM3X8E__) //regular UNO shield on DUE
#define WRITE_DELAY { WR_ACTIVE; }
#define IDLE_DELAY { WR_IDLE; }
#define READ_DELAY { RD_ACTIVE;}
// configure macros for the control pins
#define RD_PORT PIOA
#define RD_PIN 16
@@ -186,10 +189,11 @@
PMC->PMC_PCER0 = (1 << ID_PIOB)|(1 << ID_PIOC);\
PIOB->PIO_ODR = BMASK; PIOC->PIO_ODR = CMASK;\
}
#define write8(x) { write_8(x); WR_ACTIVE2; WR_STROBE; }
#define write8(x) { write_8(x); WRITE_DELAY; WR_STROBE; IDLE_DELAY; }
#define write16(x) { uint8_t h = (x)>>8, l = x; write8(h); write8(l); }
#define READ_8(dst) { RD_STROBE; RD_ACTIVE; dst = read_8(); RD_IDLE; RD_IDLE; }
#define READ_8(dst) { RD_STROBE; READ_DELAY; dst = read_8(); RD_IDLE; RD_IDLE; }
#define READ_16(dst) { uint8_t hi; READ_8(hi); READ_8(dst); dst |= (hi << 8); }
// Shield Control macros.
#define PIN_LOW(port, pin) (port)->PIO_CODR = (1<<(pin))
#define PIN_HIGH(port, pin) (port)->PIO_SODR = (1<<(pin))
@@ -425,7 +429,7 @@ void write_8(uint8_t x)
#elif defined(STM32F446xx)
#define WRITE_DELAY { WR_ACTIVE8; }
#define IDLE_DELAY { WR_IDLE;WR_IDLE;WR_IDLE; }
#define IDLE_DELAY { WR_IDLE2;WR_IDLE; }
#define READ_DELAY { RD_ACTIVE16;}
#define GPIO_INIT() { RCC->AHB1ENR |= RCC_AHB1ENR_GPIOAEN | RCC_AHB1ENR_GPIOBEN | RCC_AHB1ENR_GPIOCEN; }
#define PIN_OUTPUT(port, pin) PIN_MODE2((port)->MODER, pin, 0x1)