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#include "sermsg.h"
#include "serial.h"
void serwrite_hex4(uint8_t v) {
v &= 0xF;
if (v < 10)
serial_writechar('0' + v);
else
serial_writechar('A' - 10 + v);
}
void serwrite_hex8(uint8_t v) {
serwrite_hex4(v >> 4);
serwrite_hex4(v & 0x0F);
}
void serwrite_hex16(uint16_t v) {
serwrite_hex8(v >> 8);
serwrite_hex8(v & 0xFF);
}
void serwrite_hex32(uint32_t v) {
serwrite_hex16(v >> 16);
serwrite_hex16(v & 0xFFFF);
}
const uint32_t powers[] = {1, 10, 100, 1000, 10000, 100000, 1000000, 10000000, 100000000, 1000000000};
void serwrite_uint32(uint32_t v) {
uint8_t e, t;
for (e = 9; e > 0; e--) {
if (v >= powers[e])
break;
}
do
{
for (t = 0; v >= powers[e]; v -= powers[e], t++);
serial_writechar(t + '0');
}
while (e--);
}
void serwrite_int32(int32_t v) {
if (v < 0) {
serial_writechar('-');
v = -v;
}
serwrite_uint32(v);
}
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