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authortmk <nobody@nowhere>2013-10-14 23:37:05 +0900
committertmk <nobody@nowhere>2013-10-14 23:37:05 +0900
commitc18c52f551545b46a28902c69730eefbdb75577d (patch)
tree03ef488ac04d24efc319aa429bfacbade3507c04 /converter/adb_usb/matrix.c
parent59ecced486618161ab18ea9a95dd51e1414fedb8 (diff)
Merge blargg's fix into adb.c
- <http://geekhack.org/index.php?topic=14290.msg1075201#msg1075201>
Diffstat (limited to 'converter/adb_usb/matrix.c')
-rw-r--r--converter/adb_usb/matrix.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/converter/adb_usb/matrix.c b/converter/adb_usb/matrix.c
index 7e58569715..54be2b0f57 100644
--- a/converter/adb_usb/matrix.c
+++ b/converter/adb_usb/matrix.c
@@ -67,6 +67,13 @@ uint8_t matrix_cols(void)
void matrix_init(void)
{
adb_host_init();
+ // wait for keyboard to boot up and receive command
+ _delay_ms(1000);
+ // Enable keyboard left/right modifier distinction
+ // Addr:Keyboard(0010), Cmd:Listen(10), Register3(11)
+ // upper byte: reserved bits 0000, device address 0010
+ // lower byte: device handler 00000011
+ adb_host_listen(0x2B,0x02,0x03);
// initialize matrix state: all keys off
for (uint8_t i=0; i < MATRIX_ROWS; i++) matrix[i] = 0x00;