c0 codes

c0

#define NUL 0x0
#define SOH 0x1
#define STX 0x2
#define ETX 0x3
#define EOT 0x4
#define ENQ 0x5
#define ACK 0x6
#define BEL[a] 0x7
#define BS 0x8
#define HT 0x9
#define LF 0x0A
#define VT 0x0B
#define FF 0x0C
#define CR 0x0D
#define SO 0x0E
#define SI 0x0F
#define DLE 0x10
#define DC1 0x11
#define DC2 0x12
#define DC3 0x13
#define DC4 0x14
#define NAK 0x15
#define SYN 0x16
#define ETB 0x17
#define CAN 0x18
#define EM 0x19
#define SUB 0x1A
#define ESC 0x1B
#define FS 0x1C
#define GS 0x1D
#define RS 0x1E
#define US 0x1F
#define  0x
#define SP 0x20
#define DEL 0x7F