Change internal uses of STRING" to C"

README.md

@@ -166,9 +166,9 @@ Words built with ASSEMBLY should not access the return stack.
 
 Example:
 ```forth
-STRING" move r0, "
+c" move r0, "
 0x10
-STRING" \njump next"
+c" \njump next"
 3 \ we want to compile the 3 items on the stack
 ASSEMBLY MY-EXAMPLE
 ```

pkg/forth/esp32/10_clock.f

@@ -7,23 +7,23 @@
 \ tell rtc timer to update
 RTC_CNTL_TIME_UPDATE_REG RTC_CNTL_TIME_UPDATE_S 1 1
 WRITE_RTC_REG.BUILDER >C
-STRING" sub r3, r3, 2\n"
-STRING" __RTC_CLOCK.0:\n"
+C" sub r3, r3, 2\n"
+C" __RTC_CLOCK.0:\n"
     \ read to see if updated
     RTC_CNTL_TIME_UPDATE_REG RTC_CNTL_TIME_VALID_S 1
     READ_RTC_REG.BUILDER >C
     \ loop if not
-    STRING" jumpr  __RTC_CLOCK.0, 1, lt\n"
+    C" jumpr  __RTC_CLOCK.0, 1, lt\n"
 \ read 0..15
 RTC_CNTL_TIME0_REG 0 16
 READ_RTC_REG.BUILDER >C
 \ store result
-STRING" st r0, r3, 1\n"
+C" st r0, r3, 1\n"
 \ read 16..31
 RTC_CNTL_TIME0_REG 16 16
 READ_RTC_REG.BUILDER >C
 \ store result and exit
-STRING" st r0, r3, 0"
+C" st r0, r3, 0"
 5 C> C> C> C> + + + + \ add up the strings and the built instructions
 ASSEMBLY RTC_CLOCK \ create RTC_CLOCK
 TOKEN_NEXT_SKIP_LOAD LAST SET-ULP-ASM-NEXT

util/pulse_test.f

@@ -16,11 +16,11 @@
 ;
 
 \ create the assembly to toggle a pin as fast as possible
-string" reg_wr 257, 28, 28, 1\nreg_wr 258, 28, 28, 1\n"
-string" __safe_jump:\n"
+c" reg_wr 257, 28, 28, 1\nreg_wr 258, 28, 28, 1\n"
+c" __safe_jump:\n"
 2 \ number of assembly objects to compile
-string" reg_wr 257, 28, 28, 1\nreg_wr 258, 28, 28, 1\n"
-string" __safe_jump:\n"
+c" reg_wr 257, 28, 28, 1\nreg_wr 258, 28, 28, 1\n"
+c" __safe_jump:\n"
 2 \ number of assembly objects to compile
 assembly-both asm-pulse
 token_next_skip_load last set-ulp-asm-next