CMOSTEK NextGenRF CMT2189B, User Manual

Page: 50 / 91

AN201
Rev 1.5 | 50/91 www.cmostek.com
4.1.23 WPUA (Addr:0x95)
Table 69. WPUA Register
Name Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0
WPUA WPUA7 WPUA6 WPUA5 WPUA4 WPUA3 WPUA2 WPUA1 WPUA0
Reset 1 1 - 1 1 1 1 1
Type RW RW - RW RW RW RW RW
Table 70. WPUA Bit Function Description
4.1.24 IOCA (Addr:0x96)
Table 71. IOCA Register
Name Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0
IOCA IOCA<7:0>
Reset 0x00
Type RW
Table 72. IOCA Bit Function Description
4.1.25 VRCON (Addr:0x99)
Table 73. VRCON Register
Name Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0
VRCON VREN - VRR - VR<3:0>
Reset 0 - 0 - 0
Type RW - RW - RW
Bit Name Function
7:6 WPUA<7:6>
PORTA weak pull-up enabling bit.
1 = enable
0 = disable
4:0 WPUA<4:0>
PORTA weak pull-up enabling bit.
1 = enable
0 = disable
Bit Name Function
7:0 IOCA<7:0>
PORTA port state triggered interrupt control bit.
1 = enable port state triggered interrupt
0 = disable port state triggered interrupt