alema/usbc_soldering_iron
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This commit is contained in:
Alessandro Mauri 2026-04-09 20:51:44 +02:00
parent 043fbba67e
commit a75570e67b
2 changed files with 17 additions and 7 deletions
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16
fw/main.c
View File

@ -1,8 +1,11 @@
#include <ch32fun.h>
#include <stdint.h>
#include <stdio.h>
#include <string.h>
#include <fsusb.h>
#define PIN_LED PA4
uint8_t pin = 0;
// this callback is mandatory when FUNCONF_USE_USBPRINTF is defined,
// can be empty though
@ -25,12 +28,19 @@ __attribute__((noreturn)) int main(void)
{
SystemInit();
funGpioInitAll();
funPinMode(PIN_LED, GPIO_CFGLR_OUT_10Mhz_PP);
USBFSSetup();
Delay_Ms(500);
unsigned int count = 0;
while (1) {
for (uint32_t x = 0; true ; x++) {
poll_input(); // usb
printf("[%d]: Hello From CH32X035\n", count++);
Delay_Ms(100);
if ((x % 100) == 0) {
printf("[%d]: Hello From CH32X035\n", count++);
funDigitalWrite(PIN_LED, pin);
pin = !pin;
}
Delay_Ms(1);
}
}

8
fw/usb_config.h
View File

@ -7,16 +7,16 @@
// Endpoint numbers, at least one (EP0)
#define FUSB_CONFIG_EPS 4
// Endpoint configuration for CDC TTY
#define FUSB_EP1_MODE USBFS_EP_TX // TX (IN), CDC Interrupt Endpoint
#define FUSB_EP2_MODE USBFS_EP_RX // RX (OUT), CDC Data OUT
#define FUSB_EP3_MODE USBFS_EP_TX // TX (IN), CDC Data IN
#define FUSB_EP1_MODE 1 // TX (IN), CDC Interrupt Endpoint
#define FUSB_EP2_MODE -1 // RX (OUT), CDC Data OUT
#define FUSB_EP3_MODE 1 // TX (IN), CDC Data IN
// Other hardware configuration
#define FUSB_SUPPORTS_SLEEP 0
#define FUSB_HID_INTERFACES 0
#define FUSB_CURSED_TURBO_DMA 0 // Hacky, but seems fine, shaves 2.5us off filling 64-byte buffers.
#define FUSB_HID_USER_REPORTS 0
#define FUSB_IO_PROFILE 0
//#define FUSB_USE_HPE FUNCONF_ENABLE_HPE
#define FUSB_USE_HPE FUNCONF_ENABLE_HPE
#define FUSB_USER_HANDLERS 1
#define FUSB_USE_DMA7_COPY 0
#define FUSB_VDD_5V 0 // 3.3V