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W5100fix: Workaround for compiler bug + small size optimization #12

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12 changes: 8 additions & 4 deletions libraries/Ethernet/utility/w5100.h
Original file line number Diff line number Diff line change
@@ -199,8 +199,10 @@ class W5100Class {
write(address+1, _data & 0xFF); \
} \
static uint16_t read##name() { \
uint16_t res = read(address); \
res = (res << 8) + read(address + 1); \
uint8_t hi = read(address); \
uint8_t lo = read(address + 1); \
uint16_t res = hi; \
res = (res << 8) + lo; \
return res; \
}
#define __GP_REGISTER_N(name, address, size) \
@@ -257,8 +259,10 @@ class W5100Class {
writeSn(_s, address+1, _data & 0xFF); \
} \
static uint16_t read##name(SOCKET _s) { \
uint16_t res = readSn(_s, address); \
res = (res << 8) + readSn(_s, address + 1); \
uint8_t hi = readSn(_s, address); \
uint8_t lo = readSn(_s, address + 1); \
uint16_t res = hi; \
res = (res << 8) + lo; \
return res; \
}
#define __SOCKET_REGISTER_N(name, address, size) \