Just ignore ADB Service Request

- to support Adjustable keyboard(composite device?)
11 years ago · 79840c678e
parent 31b3e4bc38
commit 79840c678e
1 changed files with 4 additions and 0 deletions
--- a/protocol/adb.c
+++ b/protocol/adb.c
@ -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