
MB91301 Series
DS07-16502-4E
17
(Continued)
Pin no.
Pin name
I/O circuit
type
Function
MB91302A
MB91V301A
122
156
CS0
J
Chip select 0 output. The pin has this function when
chip select 0 output is enabled.
PA0
General purpose input/output port. The pin has this
function when chip select 0 output is disabled.
123
157
CS1
J
Chip select 1 output. The pin has this function when
chip select 1 output is enabled.
PA1
General purpose input/output port. The pin has this
function when chip select 1 output is disabled.
124
158
CS2
J
Chip select 2 output. The pin has this function when
chip select 2 output are enabled.
PA2
General purpose input/output port. The pin has this
function when chip select 2 output is disabled.
125
159
CS3
J
Chip select 3 output. The pin has this function when
chip select 3 output are enabled.
PA3
General purpose input/output port. The pin has this
function when chip select 3 output is disabled.
126
160
CS4
J
Chip select 4 output. The pin has this function when
chip select 4 output is enabled.
TRG2
External trigger input for PPG timer. This input is
used continuously when the corresponding timer
input is enabled. In this case, do not output to this
port unless doing so intentionally.
PA4
General purpose input/output port. The pin has this
function when chip select 4 output is disabled.
127
161
CS5
J
Chip select 5 output. The pin has this function when
chip select 5 output are enabled.
PPG2
PPG timer output. The pin has this function when
PPG2 bit is enabled.
PA5
General purpose input/output port. The pin has this
function when chip select 5 output and PPG timer
output are disabled.
128
162
CS6
J
Chip select 6 output. The pin has this function when
chip select 6 output is enabled.
PA6
General purpose input/output port. The pin has this
function when chip select 6 output are disabled.
129
163
CS7
J
Chip select 7 output. The pin has this function when
chip select 7 output are enabled.
PA7
General purpose input/output port. The pin has this
function when chip select 7 output is disabled.