Maximum tested frequency is ~27MHz.
This commit is contained in:
parent
c6cb4e1421
commit
6d619be606
|
@ -10,7 +10,7 @@ void BOARD_InitBootPeripherals(void) {
|
|||
|
||||
void BOARD_InitQUADSPI(void) {
|
||||
hqspi.Instance = QUADSPI;
|
||||
hqspi.Init.ClockPrescaler = 1;
|
||||
hqspi.Init.ClockPrescaler = 2;
|
||||
hqspi.Init.FifoThreshold = 24;
|
||||
hqspi.Init.SampleShifting = QSPI_SAMPLE_SHIFTING_HALFCYCLE;
|
||||
hqspi.Init.FlashSize = 22;
|
||||
|
|
|
@ -30,28 +30,28 @@ void BOARD_InitBootPins(void) {
|
|||
GPIO_InitStruct.Pin = GPIO_PIN_2;
|
||||
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
|
||||
GPIO_InitStruct.Pull = GPIO_NOPULL;
|
||||
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
|
||||
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_MEDIUM;
|
||||
GPIO_InitStruct.Alternate = GPIO_AF9_QUADSPI;
|
||||
HAL_GPIO_Init(GPIOE, &GPIO_InitStruct);
|
||||
|
||||
GPIO_InitStruct.Pin = GPIO_PIN_2;
|
||||
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
|
||||
GPIO_InitStruct.Pull = GPIO_NOPULL;
|
||||
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
|
||||
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_MEDIUM;
|
||||
GPIO_InitStruct.Alternate = GPIO_AF9_QUADSPI;
|
||||
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
|
||||
|
||||
GPIO_InitStruct.Pin = GPIO_PIN_11 | GPIO_PIN_12 | GPIO_PIN_13;
|
||||
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
|
||||
GPIO_InitStruct.Pull = GPIO_NOPULL;
|
||||
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
|
||||
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_MEDIUM;
|
||||
GPIO_InitStruct.Alternate = GPIO_AF9_QUADSPI;
|
||||
HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
|
||||
|
||||
GPIO_InitStruct.Pin = GPIO_PIN_6;
|
||||
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
|
||||
GPIO_InitStruct.Pull = GPIO_NOPULL;
|
||||
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
|
||||
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_MEDIUM;
|
||||
GPIO_InitStruct.Alternate = GPIO_AF10_QUADSPI;
|
||||
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
|
||||
}
|
16
src/main.c
16
src/main.c
|
@ -42,13 +42,15 @@ boot_fail_loop:
|
|||
|
||||
static int app_map_qspi(void) {
|
||||
QSPI_CommandTypeDef cmd = {
|
||||
.Instruction = 0xEB, /* Fast read quad IO with 4 byte address <1-4-4> */
|
||||
.InstructionMode = QSPI_INSTRUCTION_1_LINE,
|
||||
.AddressMode = QSPI_ADDRESS_4_LINES,
|
||||
.AddressSize = QSPI_ADDRESS_24_BITS,
|
||||
.AlternateByteMode = QSPI_ALTERNATE_BYTES_4_LINES,
|
||||
.DataMode = QSPI_DATA_4_LINES,
|
||||
.DummyCycles = 4U,
|
||||
.Instruction = 0xEB, /* Fast read quad IO <1-4-4> */
|
||||
.InstructionMode = QSPI_INSTRUCTION_1_LINE,
|
||||
.AddressMode = QSPI_ADDRESS_4_LINES,
|
||||
.AddressSize = QSPI_ADDRESS_24_BITS,
|
||||
.AlternateByteMode = QSPI_ALTERNATE_BYTES_4_LINES,
|
||||
.AlternateBytesSize = QSPI_ALTERNATE_BYTES_8_BITS,
|
||||
.AlternateBytes = 0xF0,
|
||||
.DataMode = QSPI_DATA_4_LINES,
|
||||
.DummyCycles = 4U,
|
||||
};
|
||||
|
||||
QSPI_MemoryMappedTypeDef mmap = {
|
||||
|
|
Loading…
Reference in New Issue