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ST7789 reads ID on Teensy3.2 at 96MHz, fails at 120MHz

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prenticedavid
2017-10-29 08:56:19 +00:00
parent 3342a14b4d
commit 1b1d7a9521
1 changed files with 2 additions and 2 deletions
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4
utility/mcufriend_shield.h
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@@ -240,7 +240,7 @@ void write_8(uint8_t x)
#if defined(__MK20DX128__) || defined(__MK20DX256__) // Teensy3.0 || 3.2 96MHz
#define WRITE_DELAY { WR_ACTIVE; WR_ACTIVE; }
#define READ_DELAY { RD_ACTIVE; RD_ACTIVE; RD_ACTIVE; RD_ACTIVE; RD_ACTIVE; RD_ACTIVE; }
#define READ_DELAY { RD_ACTIVE; RD_ACTIVE; RD_ACTIVE; RD_ACTIVE; RD_ACTIVE; RD_ACTIVE; RD_ACTIVE; RD_ACTIVE; RD_ACTIVE; }
#elif defined(__MK64FX512__) // Teensy3.5 120MHz thanks to PeteJohno
#define WRITE_DELAY { WR_ACTIVE; WR_ACTIVE; WR_ACTIVE; WR_ACTIVE; }
#define READ_DELAY { RD_ACTIVE; RD_ACTIVE; RD_ACTIVE; RD_ACTIVE; RD_ACTIVE; RD_ACTIVE; RD_ACTIVE; RD_ACTIVE; }
@@ -307,7 +307,7 @@ void write_8(uint8_t x)
#if 0
#elif defined(STM32L476xx)
#define WRITE_DELAY { WR_ACTIVE; WR_ACTIVE; }
#define READ_DELAY { RD_ACTIVE; RD_ACTIVE; RD_ACTIVE; RD_ACTIVE; }
#define READ_DELAY { RD_ACTIVE; RD_ACTIVE; RD_ACTIVE; RD_ACTIVE; RD_ACTIVE; RD_ACTIVE; }
#define REGS(x) x
#define PIN_MODE2(reg, pin, mode) reg=(reg&~(0x3<<((pin)<<1)))|(mode<<((pin)<<1))
#define GPIO_INIT() { RCC->AHB2ENR |= RCC_AHB2ENR_GPIOAEN | RCC_AHB2ENR_GPIOBEN | RCC_AHB2ENR_GPIOCEN; }