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Just ignore ADB Service Request

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- to support Adjustable keyboard(composite device?)
This commit is contained in:
tmk 2014-07-21 18:17:52 +09:00
parent 31b3e4bc38
commit 79840c678e
1 changed files with 4 additions and 0 deletions
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4
protocol/adb.c
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@ -128,6 +128,10 @@ uint16_t adb_host_kbd_recv(void)
attention();
send_byte(0x2C); // Addr:Keyboard(0010), Cmd:Talk(11), Register0(00)
place_bit0(); // Stopbit(0)
if (!wait_data_hi(500)) { // Service Request(310us Adjustable Keyboard): just ignored
sei();
return -30; // something wrong
}
if (!wait_data_lo(500)) { // Tlt/Stop to Start(140-260us)
sei();
return 0; // No data to send