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lpc1549 work well now

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This commit is contained in:
hathach 2021-04-28 14:53:46 +07:00
parent b5339caa17
commit 6882a7af3b
2 changed files with 41 additions and 23 deletions
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1
hw/bsp/lpcxpresso1549/board.mk
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@ -29,6 +29,7 @@ SRC_C += \
$(MCU_DIR)/src/iocon_15xx.c \
$(MCU_DIR)/src/swm_15xx.c \
$(MCU_DIR)/src/sysctl_15xx.c \
$(MCU_DIR)/src/uart_15xx.c \
$(MCU_DIR)/src/sysinit_15xx.c
INC += \

63
hw/bsp/lpcxpresso1549/lpcxpresso1549.c
View File

@ -45,20 +45,26 @@ void USB_IRQHandler(void)
#define BUTTON_PORT 0
#define BUTTON_PIN 17
#define UART_PORT LPC_USART0
/* System oscillator rate and RTC oscillator rate */
const uint32_t OscRateIn = 12000000;
const uint32_t RTCOscRateIn = 32768;
/* Pin muxing table, only items that need changing from their default pin
state are in this table. */
// Pinmux
static const PINMUX_GRP_T pinmuxing[] =
{
{1, 11, (IOCON_MODE_PULLDOWN | IOCON_DIGMODE_EN)}, /* PIO1_11-ISP_1 (VBUS) */
{0, 25, (IOCON_MODE_INACT | IOCON_DIGMODE_EN)}, // PIO0_25-BREAK_CTRL-RED (low enable)
{0, 13, (IOCON_MODE_INACT | IOCON_DIGMODE_EN)}, // PIO0_13-ISP_RX
{0, 18, (IOCON_MODE_INACT | IOCON_DIGMODE_EN)}, // PIO0_18-ISP_TX
{1, 11, (IOCON_MODE_PULLDOWN | IOCON_DIGMODE_EN)}, // PIO1_11-ISP_1 (VBUS)
};
// Invoked by startup code
void SystemInit(void)
{
Chip_Clock_EnablePeriphClock(SYSCTL_CLOCK_SRAM1);
Chip_Clock_EnablePeriphClock(SYSCTL_CLOCK_SRAM2);
Chip_Clock_EnablePeriphClock(SYSCTL_CLOCK_IOCON);
Chip_Clock_EnablePeriphClock(SYSCTL_CLOCK_SWM);
Chip_SYSCTL_PeriphReset(RESET_IOCON);
@ -66,17 +72,25 @@ void SystemInit(void)
// Pin Mux
Chip_IOCON_SetPinMuxing(LPC_IOCON, pinmuxing, sizeof(pinmuxing) / sizeof(PINMUX_GRP_T));
// SWIM
Chip_SWM_MovablePortPinAssign(SWM_USB_VBUS_I , 1, 11);
Chip_SWM_MovablePortPinAssign(SWM_UART0_RXD_I, 0, 13);
Chip_SWM_MovablePortPinAssign(SWM_UART0_TXD_O, 0, 18);
Chip_SetupXtalClocking();
// USB: Setup PLL clock, and power
Chip_USB_Init();
}
void board_init(void)
{
SystemCoreClockUpdate();
#if CFG_TUSB_OS == OPT_OS_NONE
// 1ms tick timer
SysTick_Config(SystemCoreClock / 1000);
#elif CFG_TUSB_OS == OPT_OS_FREERTOS
#if CFG_TUSB_OS == OPT_OS_FREERTOS
// If freeRTOS is used, IRQ priority is limit by max syscall ( smaller is higher )
NVIC_SetPriority(USB0_IRQn, configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY );
#endif
@ -89,28 +103,19 @@ void board_init(void)
// Button
Chip_GPIO_SetPinDIRInput(LPC_GPIO, BUTTON_PORT, BUTTON_PIN);
// USB: Setup PLL clock, and power
Chip_SWM_MovablePortPinAssign(SWM_USB_VBUS_I, 1, 11);
Chip_USB_Init();
// UART
Chip_Clock_SetUARTBaseClockRate(Chip_Clock_GetMainClockRate(), false);
Chip_UART_Init(UART_PORT);
Chip_UART_ConfigData(UART_PORT, UART_CFG_DATALEN_8 | UART_CFG_PARITY_NONE | UART_CFG_STOPLEN_1);
Chip_UART_SetBaud(UART_PORT, CFG_BOARD_UART_BAUDRATE);
Chip_UART_Enable(UART_PORT);
Chip_UART_TXEnable(UART_PORT);
}
//--------------------------------------------------------------------+
// Board porting API
//--------------------------------------------------------------------+
#if CFG_TUSB_OS == OPT_OS_NONE
volatile uint32_t system_ticks = 0;
void SysTick_Handler (void)
{
system_ticks++;
}
uint32_t board_millis(void)
{
return system_ticks;
}
#endif
void board_led_write(bool state)
{
Chip_GPIO_SetPinState(LPC_GPIO, LED_PORT, LED_PIN, state);
@ -130,6 +135,18 @@ int board_uart_read(uint8_t* buf, int len)
int board_uart_write(void const * buf, int len)
{
(void) buf; (void) len;
return 0;
return Chip_UART_SendBlocking(UART_PORT, buf, len);
}
#if CFG_TUSB_OS == OPT_OS_NONE
volatile uint32_t system_ticks = 0;
void SysTick_Handler (void)
{
system_ticks++;
}
uint32_t board_millis(void)
{
return system_ticks;
}
#endif