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-rw-r--r--src/escpos/stack.rl5
1 files changed, 3 insertions, 2 deletions
diff --git a/src/escpos/stack.rl b/src/escpos/stack.rl
index a051318..5145782 100644
--- a/src/escpos/stack.rl
+++ b/src/escpos/stack.rl
@@ -57,6 +57,7 @@ stack_get_num(const struct stack *stack)
%%{
machine escpos_stack;
+ alphtype unsigned char;
action stack_num {
const char *byte = (char*)stack.var.buf.mem.data + stack.var.offset;
@@ -85,8 +86,8 @@ stack_get_num(const struct stack *stack)
}
NUL = 0x00;
- TEXT = 32..127;
+ TEXT = (32..244 - 192..193);
- stack_num = -128..127 >begin_num $store %stack_num;
+ stack_num = 0..255 >begin_num $store %stack_num;
stack_str = TEXT* $store >begin_str :>> NUL %stack_str;
}%%