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Add sfr16 SFR_REG_ADDR_U16.

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So instead do it manual split a uint16_t in to two uint8_t.
The compiler can do it, so reduces user error.
Note: compiler writes the lower/LSB part first.
      When that is importent this can´t be used.

Assembly is still the same except note above.
This commit is contained in:
René van Dorst
2025-09-01 09:20:36 +02:00
committed by René van Dorst
parent 250beae09b
commit af0135bcce
2 changed files with 12 additions and 8 deletions
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rtl837x_sfr.h
+4
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@@ -1,8 +1,12 @@
/* SFR control registers for switch register access */
__sfr __at(0xa0) SFR_EXEC_GO;
__sfr __at(0xa1) SFR_EXEC_STATUS;
__sfr16 __at(0xa2a3) SFR_REG_ADDR_U16;
__sfr __at(0xa2) SFR_REG_ADDRH;
__sfr __at(0xa3) SFR_REG_ADDRL;
__sfr16 __at(0xa4a5) SFR_DATA_U16;
__sfr32 __at(0xa4a5a6a7) SFR_DATA_U32;
__sfr32 __at(0xa7a6a5a4) SFR_DATA_U32LE;
__sfr __at(0xa4) SFR_DATA_24;
__sfr __at(0xa5) SFR_DATA_16;
__sfr __at(0xa6) SFR_DATA_8;