uart1_timer1_tx.c 1.2 KB

12345678910111213141516171819202122232425262728293031323334353637
  1. // Copyright 2021 IOsetting <iosetting(at)outlook.com>
  2. //
  3. // Licensed under the Apache License, Version 2.0 (the "License");
  4. // you may not use this file except in compliance with the License.
  5. // You may obtain a copy of the License at
  6. //
  7. // http://www.apache.org/licenses/LICENSE-2.0
  8. //
  9. // Unless required by applicable law or agreed to in writing, software
  10. // distributed under the License is distributed on an "AS IS" BASIS,
  11. // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12. // See the License for the specific language governing permissions and
  13. // limitations under the License.
  14. #include "fw_hal.h"
  15. extern __CODE uint16_t ticks_ms;
  16. extern __CODE uint8_t ticks_us;
  17. void main(void)
  18. {
  19. SYS_SetClock();
  20. // UART1, baud 115200, baud source Timer1, 1T mode, no interrupt
  21. UART1_Config8bitUart(UART1_BaudSource_Timer1, HAL_State_ON, 115200);
  22. while(1)
  23. {
  24. UART1_TxString("ms ticks:0x");
  25. UART1_TxHex(ticks_ms >> 8);
  26. UART1_TxHex(ticks_ms & 0xFF);
  27. UART1_TxString(" us ticks:0x");
  28. UART1_TxHex(ticks_us);
  29. UART1_TxString(" clock div:0x");
  30. UART1_TxHex(__CONF_CLKDIV);
  31. UART1_TxString(" string\r\n");
  32. SYS_Delay(1000);
  33. }
  34. }