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fixed uc1611 page address setting

This commit is contained in:
olikraus 2016-11-12 17:56:50 +01:00
parent 446d5ecb2a
commit 4c7981f715
1 changed files with 7 additions and 14 deletions
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21
csrc/u8x8_d_uc1611.c
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@ -122,7 +122,7 @@ static const u8x8_display_info_t u8x8_uc1611_240x64_display_info =
uint8_t u8x8_d_uc1611_common(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
{
uint8_t x, c;
uint8_t x, y, c;
uint8_t *ptr;
switch(msg)
{
@ -132,24 +132,17 @@ uint8_t u8x8_d_uc1611_common(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *a
x = ((u8x8_tile_t *)arg_ptr)->x_pos;
x *= 8;
x += u8x8->x_offset;
//x += 4;
u8x8_cad_SendCmd(u8x8, 0x010 | (x>>4) );
u8x8_cad_SendCmd(u8x8, 0x000 | ((x&15)));
u8x8_cad_SendCmd(u8x8, 0x0b0 | (((u8x8_tile_t *)arg_ptr)->y_pos));
u8x8_cad_SendCmd(u8x8, 0x010 | (x>>4) );
y = ((u8x8_tile_t *)arg_ptr)->y_pos;
u8x8_cad_SendCmd(u8x8, 0x060 | (y&15));
u8x8_cad_SendCmd(u8x8, 0x070 | (y>>4));
c = ((u8x8_tile_t *)arg_ptr)->cnt;
c *= 8;
ptr = ((u8x8_tile_t *)arg_ptr)->tile_ptr;
/*
The following if condition checks the hardware limits of the uc1611
controller: It is not allowed to write beyond the display limits.
This is in fact an issue within flip mode.
*/
if ( c + x > 132u )
{
c = 132u;
c -= x;
}
do
{
u8x8_cad_SendData(u8x8, c, ptr); /* note: SendData can not handle more than 255 bytes */