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recipes/rc2014/eeprom: fix broken a28w args passing

That's why the command seemed slow! It's much faster than I thought.
This commit is contained in:
Virgil Dupras 2019-06-14 16:30:01 -04:00
parent 4ea7839488
commit c613f7b0ee
3 changed files with 6 additions and 6 deletions

View File

@ -26,7 +26,7 @@ at28wInner:
ld b, h
ld c, l
ld hl, AT28W_MEMSTART
call at28BCZero
call at28wBCZero
jr nz, .loop
; BC is zero, default to 0x2000 (8x, the size of the AT28)
ld bc, 0x2000
@ -55,7 +55,7 @@ at28wInner:
jr nz, .mismatch
inc hl
dec bc
call at28BCZero
call at28wBCZero
jr nz, .loop
.loopend:
@ -67,7 +67,7 @@ at28wInner:
ld a, AT28W_ERR_MISMATCH
ret
at28BCZero:
at28wBCZero:
xor a
cp b
ret nz

View File

@ -66,8 +66,8 @@ as at argument to `a28w`. You can run:
> seek 00 0000
> a28w <size-of-contents>
It takes a while to write. About 1 second per byte (soon, I'll implement page
writing which should make it much faster).
It takes a little while to write. About 1 second per 0x100 bytes (soon, I'll
implement page writing which should make it much faster).
If the program doesn't report an error, you're all good! The program takes care
of verifying each byte, so everything should be in place. You can verify

View File

@ -62,7 +62,7 @@ init:
jp shellLoop
a28wCmd:
.db "a28w", 0b011, 0b001
.db "a28w", 0b011, 0b001, 0
ld a, (hl)
ld (AT28W_MAXBYTES+1), a
inc hl