manual update

7 years ago · 6cd23920ae
parent 2bebd00de7
commit 6cd23920ae
1 changed files with 3 additions and 3 deletions
--- a/doc/MANUAL.md
+++ b/doc/MANUAL.md
@ -38,9 +38,9 @@
                     TDO TMS
    
    GPIO   40-pin 2.54 mm double-row connectors J1 and J2 with
-           total 56 GPIO pins at 3.3V logical level.
-           Pins can be used as 56 bidirectional single-ended 
-           or 28 bidirectional differential pairs.
+           for GPIO at 3.3V logical level as 56 bidirectional 
+           single-ended pins, 28 bidirectional differential pairs
+           or mixed single-ended and differential.
           J1 pins marked 9-13 are shared with WiFi (PCB v1.7)
           J2 pins marked 14-17 are shared with ADC.
           Pin-compatible with 4 PMOD connectors (GND and 3.3V power