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-rw-r--r--iceprog/iceprog.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/iceprog/iceprog.c b/iceprog/iceprog.c
index c0a1406..ca3ce48 100644
--- a/iceprog/iceprog.c
+++ b/iceprog/iceprog.c
@@ -450,16 +450,16 @@ static void flash_disable_protection()
{
fprintf(stderr, "disable flash protection...\n");
- //WRSR 0x00
- uint8_t data[2] = { 0x01, 0x00 };
+ // Write Status Register 1 <- 0x00
+ uint8_t data[2] = { FC_WSR1, 0x00 };
flash_chip_select(true);
xfer_spi(data, 2);
flash_chip_select(false);
flash_wait();
- //RDSR
- data[0] = 0x5;
+ // Read Status Register 1
+ data[0] = FC_RSR1;
flash_chip_select(true);
xfer_spi(data, 2);