Datasheet

ADP5520
Rev. A | Page 33 of 40
Bit Mnemonic R/W Description
4 KR_L_ISTAT R 0 = no interrupt detected.
1 = interrupt due to Key L release. Bit cleared on read.
3 KR_M_ISTAT R 0 = no interrupt detected.
1 = interrupt due to Key M release. Bit cleared on read.
2 KR_N_ISTAT R 0 = no interrupt detected.
1 = interrupt due to Key N release. Bit cleared on read.
1 KR_O_ISTAT R 0 = no interrupt detected.
1 = interrupt due to Key O release. Bit cleared on read.
0 KR_P_ISTAT R 0 = no interrupt detected.
1 = interrupt due to Key P release. Bit cleared on read.
Table 44. Register 0x24, Key Status 1 (KEY_STAT_1)
Bit Mnemonic R/W Description
7 KEY_A_STAT R 0 = Key A is currently released.
1 = Key A is currently pressed.
6 KEY_B_STAT R 0 = Key B is currently released.
1 = Key B is currently pressed.
5 KEY_C_STAT R 0 = Key C is currently released.
1 = Key C is currently pressed.
4 KEY_D_STAT R 0 = Key D is currently released.
1 = Key D is currently pressed.
3 KEY_E_STAT R 0 = Key E is currently released.
1 = Key E is currently pressed.
2 KEY_F_STAT R 0 = Key F is currently released.
1 = Key F is currently pressed.
1 KEY_G_STAT R 0 = Key G is currently released.
1 = Key G is currently pressed.
0 KEY_H_STAT R 0 = Key H is currently released.
1 = Key H is currently pressed.
Table 45. Register 0x25, Key Status 2 (KEY_STAT_2)
Bit Mnemonic R/W Description
7 KEY_I_STAT R 0 = Key I is currently released.
1 = Key I is currently pressed.
6 KEY_J_STAT R 0 = Key J is currently released.
1 = Key J is currently pressed.
5 KEY_K_STAT R 0 = Key K is currently released.
1 = Key K is currently pressed.
4 KEY_L_STAT R 0 = Key L is currently released.
1 = Key L is currently pressed.
3 KEY_M_STAT R 0 = Key M is currently released.
1 = Key M is currently pressed.
2 KEY_N_STAT R 0 = Key N is currently released.
1 = Key N is currently pressed.
1 KEY_O_STAT R 0 = Key O is currently released.
1 = Key O is currently pressed.
0 KEY_P_STAT R 0 = Key P is currently released.
1 = Key P is currently pressed.